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A collection of articles written by C&EN staff since 1998 on topics concerning climate change.

Government & Policy | Effects and Findings | Industry Reactions

Government & Policy

June 27, 2011

EPA, Not Federal Courts, Can Limit CO2 Emissions

Clean Air: Supreme Court ruling is a victory for utilities, environmentalists.

April 11, 2011

Congress Splits On EPA CO2 Bill

Climate Change: Senate blocks, House backs legislation to ban EPA controls on greenhouse gases.

February 14, 2011

EPA Actions Under Fire

Congress: Draft bill would take away agency's authority to regulate greenhouse gases.

January 31, 2011

Probing EPA Rules

House lawmakers question the effect on jobs of two key decisions on air pollution.

EPA Ordered To Issue Boiler Rules

Air Pollution: Federal court rejects agency's plea for more time, sets February deadline.

Greenhouse Gases

EU ban looms on emissions credits from carbon reduction schemes.

January 10, 2011

EPA Tasks States To Cut Emissions

Climate Change: Agency empowers local authorities to regulate CO2 and other greenhouse gases.

November 29, 2010

Political Climate Changes

Republicans' stance on global-warming science suggests a rough road ahead for researchers.

Low-Octane Climate Talks

Negotiations: Meeting in Mexico expected to produce only modest agreements.

October 18, 2010

Regional CO2 Reductions

Advocates, opponents turn to state cap-and-trade programs as climate-change bill falters in Congress.

October 11, 2010

Virginia Re-Ignites Climate Fraud Probe

Climate Change: Attorney general again subpoena's documents of university climate researcher.

September 13, 2010

Potholes On The Road To Renewable Fuels

Corn-kernel-based ethanol hits the fast lane, but cellulosic ethanol is still stuck in first gear.

September 6, 2010

Judge Halts Virginia Climate Probe

Attorney general to issue new order to force university to provide researcher's data, e-mails.

August 23, 2010

Prevailing Disaster

Hopes for a new climate treaty grow dimmer, even in the face of extreme weather events.

Federal agency says state's 'flexible' permit program violates the clean air act.

Federal agency says state's 'flexible' permit program violates the clean air act.

August 9, 2010

EPA's Move On CO2 Reaps 24 Lawsuits

Climate Change: Plaintiffs challenge agency's plan, based on 'endangerment' decision.

August 2, 2010

Fighting Over Clean Air

Industry attacks decades-old air pollution rules to repel greenhouse gas regulation.

Cap And Trade Dies In Senate

Politics: Majority leader says too few votes exist for bill putting a price on carbon.

July 26, 2010

Carbon Dioxide's Unsettled Future

Technologies to reel in greenhouse gas emissions abound, but can't move forward without policy actions.

July 12, 2010

Air Pollution Action

Emissions: EPA targets smog, particulate matter and agrees to review hazardous pollution limits.

July 5, 2010

Steven E. Koonin

Energy Department's Undersecretary of Science talks about laying the groundwork for a clean-energy revolution.

Doubtful Future For Energy Bill

Politics: Senators meet with President, but show little interest in climate legislation.

June 21, 2010

Climate Changing

UN talks begin rebuilding process to craft an emissions treaty following Copenhagen letdown.

Obama Pushes For A Climate Bill

President urges action on climate change and breaking U.S. dependence on fossil fuels.

June 14, 2010

BP's Ever-Growing Oil Spill

Environmental disaster in the Gulf of Mexico Reveals U.S.'s inability to plan for, control, and clean up oil spills in deep waters.

President, Some Members Of Congress Hope BP Spill Will Invigorate Energy Legislation Push

June 7, 2010

Climate Debate Turns Foul

Scientists are being intimidated and harassed because of their research, they tell Congress.

May 31, 2010

Obama Beefs Up Oil Spill Response

Environment: President announces measures to avoid another oil rig disaster.

May 24, 2010

Dispersed Oil Raises Concerns

Spill Cleanup: EPA backs subsurface use of dispersants, but questions remain.

May 17, 2010

Busy Week Of Oil Investigations

BP Spill: Congress, administration investigate, respond to gulf disaster.

Cap-And-Trade Bill Introduced

Climate Change: Kerry, Lieberman bill is released after months of delay.

May 10, 2010

Obama Pressed To Scrap Drilling Plan

Energy: Administration will review offshore safety and technology issues.

Virginia Probes Climate Science

Investigation: Attorney general has gone too far, research supporters and critics agree.

May 3, 2010

Obama's Energy Plan Stirs Mixed Reaction

Offshore drilling is being used as a political chip in an effort to secure a climate deal.

April 26, 2010

Mr. Sustainability Goes To Washington

ACS Meeting News: EPA R&D head sees technological innovation and a solutions approach as essential to the success of the agency's mission.

April 19, 2010

Climate-Change Talks Resume

April 5, 2010

Climate Change

EPA lays out plans to cut CO2, other greenhouse gas emissions.

March 22, 2010

Adjusting To Climate Change

Report: U.S. government should integrate adaptation into its operations.

March 15, 2010

Chemistry Over Colorado

Chlorine Surprise: Reactions may process up to one-fifth of inland nitrogen oxide emissions.

March 8, 2010

New Jolt For Nuclear Power

News Analysis: Obama offers waste-plan overhaul, more R&D funds, and loan guarantees in hopes of building more reactors.

March 8, 2010

Challenging EPA On CO2

Republicans in Congress want to block EPA efforts to regulate greenhouse gas emissions.

March 1, 2010

EPA Delays CO2 Cuts

Greenhouse Gas: Agency postpones limits to plant emissions until 2011 or later.

February 22, 2010

Obama Sings A Nuclear Tune

Renaissance: administration offers $8.3 billion in loan guarantees for nuclear power plants.

February 15, 2010

Providing Climate Information

Commerce Department proposes a climate agency akin to the National Weather Service.

February 8, 2010

Promising To Control Emissions

Climate Change: U.S., China, others pledge to limit greenhouse gases.

January 18, 2010

Congressional Outlook

Climate change, chemical regulation reform will vie for Congress' attention.

January 18, 2010

Ratcheting Down Ozone

EPA: Proposal would strengthen national air quality standard.

January 11, 2010

Shifting Climate

News Analysis: Copenhagen meeting falls victim to evolving global-warming politics.

January 11, 2010

Restricting Dioxin In Dirt

Environment: EPA proposes to strengthen cleanup guidelines.

January 11, 2010

Burden Of Pollution

Superfund: EPA explores tougher financial requirements to ensure that companies pay for cleanups.

January 11, 2010

Targeted For Regulation

Toxic Substances: EPA names four categories of chemicals for action, including restrictions and bans.

December 21, 2009

Copenhagen Call For Action

Climate Change: Negotiators sweat the details as clock ticks down.

New International Energy Program

Technology Transfer: Some $350 million set aside to encourage renewable energy deployment in developing world.

December 17, 2009

U.S. Pledges Climate Change Funds For Developing World

Climate Change: Contribution would be part of $100 billion annually from industrialized world by 2020.

December 16, 2009

Climate Negotiators Under The Gun

Climate Change: Pressure increases as deadline nears for agreement in Copenhagen.

CO2's Little Helper

Climate Change: Satellite data show water vapor increases CO2 warming.

December 14, 2009

Climate Talks Stop, Restart

Climate Change: Developing Countries fear loss of Kyoto Protocol.

New International Energy Program

Technology Transfer: Some $350 million set aside to encourage renewable energy deployment in developing world.

Sound Conclusions

Climate Change: UN climate panel head says committee reports are valid.

U.S. Rejects Tougher Goal

Climate Change: Proposal to hold warming at 1.5 °C called unrealistic.

Crossroads In Copenhagen

Climate Change: First week of talks sets stage for tough work to come.

EPA Moves Ahead On CO2 Controls

Greenhouse Gases: EPA backs regulation under Clean Air Act.

Editor's Page: 'Climategate'

A treaty to control the emission of greenhouse gases such as carbon dioxide is not likely to come out of this United Nations meeting...

December 7, 2009

On To Copenhagen

Climate Change: World leaders to hammer out global response to limit greenhouse gases.

November 30, 2009

U.S. Puts Its Cards On The Table

Climate Change: Obama will offer U.S. emission cuts of 17% by 2020.

November 23, 2009

Geoengineering Steps Toward Reality

Once viewed skeptically, plans for intentional intervention in earth's climate gain traction.

Foreign Relations

U.S., China pledge to cooperate on greenhouse gas mitigation.

November 16, 2009

Deep Rifts Over Climate Bill

Senate Hearing: Neither finance committee members nor experts agree on legislation’s economic impact.

Air Rule Planned For PVC Plants

November 9, 2009

Politics, Money, And Climate

News Analysis: Copenhagen meeting is unlikely to produce a new climate-change treaty.

Climate-Change Maneuvers

Legislation: Democrats push ahead as Republicans boycott markup meetings

Industry Gets Federal Energy Grants

November 2, 2009

High-Risk Energy Projects Get Funds

Grants: Big winners include Foro Energy, DuPont, and MIT.

Climate Science

Aerosol effects could complicate air-quality and climate policy.

October 26, 2009

Harnessing The Sun

Solar Power: Energy Department event showcases the possibilities of advanced solar power technology.

October 19, 2009

Putting A Price On Cutting CO2

Climate Change: Economists predict modest overall impacts but deep cuts for some.

Power Plants Cut Mercury Releases

In For The Long Haul On Climate Change

Battles heat up as EPA, Congress debate how to reduce greenhouse gas emissions.

October 5, 2009

One-Two Punch On Climate Change

Regulation: Senate, EPA push ahead on plans to cut greenhouse gases.

Official Reports From The Washington, D.C., Meeting

The major actions taken by the ACS Board and Council during the national meeting in Washington, D.C., were reported in C&EN, Sept. 21, page 47.

'New Biology' Initiative

Call for integration, collaboration in life sciences research to solve societal challenges is ambitious, but lacks specifics.

Majumdar Picked To Lead ARPA-E

Energy Department research program is expected to ramp up with Berkeley lab engineer???s confirmation.

September 28, 2009

Getting By On Little Water

Advances in breeding and basic science confer drought tolerance to crops.

Progress, But No Breakthroughs

Climate-Change Summit: U.S., China endorse Copenhagen talks.

September 21, 2009

Big Guns Target Global Warming

Climate Change: UN summit, G???20 meeting focus on invigorating talks on new treaty.

August 17, 2009

Emissions Swaps

North American leaders envision regional trading system for greenhouse gases.

August 10, 2009

Advancing Electric Vehicles

Battery technology projects win stimulus funds worth $2.4 billion.

July 27, 2009

Senate Takes Up Climate Change

Two committees consider impact on jobs and global instability.

Power Plant Pollution

EPA is rewriting two court-rejected rules while congress considers legislation.

July 13, 2009

Chemicals To Help Coal Come Clean

Scrubbing methods to capture carbon from power plants are advancing to the demonstration phase.

July 6, 2009

Climate Legislation Moves To Senate

Razor-thin House vote clears CO2 emissions bill.

Climate Info, Please

Newly passed bill would create federal service to provide forecasts to businesses, states, localities.

June 15, 2009

CO2 Grants For Chemical Plants

DOE is making $1.3 billion available to nonenergy companies for demonstration projects.

Angst Over Cap And Trade

June 8, 2009

Government Concentrates

DOE Releases $800 Million In Seven Days.

June 1, 2009

EPA Intervenes In Dioxin Cleanup

Agency will set schedule to clean up pollution downstream of Dow Chemical's plant.

Chemical Assessment Changes

New EPA policies aim to boost scientific integrity.

Managing Chemicals

UN conference expands global strategy to include PFCs, nanomaterials, other emerging concerns.

May 25, 2009

House Committee Clears Cap-And-Trade Bill

Climate change legislation sets CO2 emissions limit, leading to 83% cut in 2050.

Government Concentrates

MPG Standards Blast Upward.

May 11, 2009

Supporting Biofuels

President Obama wants U.S. leadership; EPA works on life-cycle analysis.

Government Concentrates

Administration Backs Plan For HFC Reduction.

May 4, 2009

Government Concentrates

DOE Funds Energy Research Centers.

April 27, 2009

Shaping Policy On Climate Change

Auctioning versus giving away emission allowances remains unsettled.

Editor's Page

Serious On Global Warming

April 13, 2009

Climate Change

First round of UN negotiations on new accord end quietly.

Holistic Advice On Climate Change

Congress asks National Academies to start the work needed to lay out choices for U.S. action.

April 6, 2009

Climate-Change Bill Introduced

Draft legislation launches House debate on how to cut greenhouse gas emissions.

A Climate of Change

Diplomats begin working out new global treaty to curb greenhouse gas emissions.

March 30, 2009

Solar Firm Wins Big U.S. Loan

Financing plan has been years in the making.

Energy Spending Plans Detailed

Administration proposes big increases in energy development, new R&D program. With Video

March 23, 2009

How Emissions Offsets Work

Congress wades into murky, high-stakes policy for climate legislation.

March 16, 2009

New Life For Coal Gasification

Energy secretary reconsiders Bush-era decision to kill clean-coal project.

Toxic Release Inventory

Firms must provide more data, not less, according to new legislation.

March 5, 2009

Chinese Mayor Orders Chemical Plant Closures

Decision in Yancheng comes after a phenol leak contaminated city's water supply.

March 2, 2009

Climate Change, Energy Priorities

President links issues to nation's economic future as Congress takes action.

February 23, 2009

Air Pollution

Supreme Court's refusal to hear case leaves EPA's mercury rule overturned.

December 1, 2008

Climate-Change Talks

Meeting in Poland sets stage for next year's negotiations on new treaty to lower greenhouse gas emissions.

EPA, DOE Recognize ACS Buildings for Energy Savings

November 19, 2008

Coal Plant Permit Blocked

EPA appeals board orders agency to consider power plant's CO2 emissions.

November 10, 2008

Energy Crisis DéJà Vu, Or Not

Climate change may be game changer that keeps U.S. on conservation path despite tumbling gasoline prices.

November 3, 2008

Sequestering CO2

Pressure grows for greater haste in setting up trial projects at coal-fired facilities.

October 27, 2008

CO2 Emissions And Imperiled Species

Agencies nix use of Endangered Species Act to regulate coal-fired power plants.

October 20, 2008

Bad Air Coming

States, utilities, Congress struggle with court's move to overturn cuts in power plants' emissions.

U.S. Solar Energy Heats Up

Infusion of tax breaks and venture capital may jolt underutilized energy source to prominence.

Pollution In China

Residents oppose another p-xylene project.

October 13, 2008

Recycling Waste

EPA will allow companies to sell or reuse some manufacturing leftovers classified as hazardous.

September 29, 2008

Passing The Recycling Buck

Federal investigators find recyclers willing to ship hazardous electronic waste to world's poor.

September 1, 2008

Challenging EPA

States will sue to force agency to regulate oil refinery emissions.

July 21, 2008

Court Nixes Power Plant Regulation

EPA must redo rule to curb SO2 and NOx emissions.

July 14, 2008

Climate Conflicts

Congress faces great pressure, sparse unity as it gears up for next year's climate-change battle.

G-8 Endorses Emissions Cuts

Declaration marks turning point for President Bush.

Court Overturns Regulation On Power Plant Emissions

EPA must start from scratch on rule to curb releases of SO2 and NOx.

June 11, 2008

Appeals Court Upholds Air Toxics Rule

Decision affirms finding that current emission controls at chemical plants are adequate.

June 9, 2008

Senate Stumbles On Climate Change

Much heat but little light shed as Senate stalls on climate-change bill.

May 26, 2008

Editor's Page

Bush and the environment.

May 26, 2008

Coping With Change

Forum tells researchers to expect less money and an emphasis on problem solving in the future.

May 14, 2008

Controlling Mercury Emissions

Cost down, effectiveness up, Senate panel told.

May 5, 2008

Gavel Comes Down on EPA Regulations

Courts find string of Bush Administration's Clean Air Act rules unlawful.

Government Concentrates

Deadline set for Polar bear status.

April 21, 2008

Editor's Page

Debate Science ... Please.

Government Concentrates

Bush sets climate-change goal.

April 14, 2008

Government Concentrates

Health impacts of climate change.

April 7, 2008

Inaction On CO2 Assailed

Congressional subpoena, lawsuit lodged against Bush Administration.

March 24, 2008

Mixed Impact Of Cutting CO2

Large range of outcomes possible from legislation to cut greenhouse gas emissions.

March 17, 2008

Government Concentrates

Climate Change May Lead To Transportation Overhaul.

EPA Sets Stricter Ozone Standard

Chemical manufacturers say change is unnecessary and too costly.

March 10, 2008

Linking Energy To Climate-Change Policy

Industry lobbyists say any restriction on carbon emissions will boost demand for natural gas.

February 29, 2008

California Fights For Emissions Standards

Legislators battle White House, EPA chief over state's plan.

February 25, 2008

China's Pollution Insurance

Nationwide scheme aims to help polluting companies stay in business, compensate victims.

February 19, 2008

2009 R&D Budget A Tough Sell

Bush's final budget is a mixed bag for science; big changes are expected from Congress.

February 11, 2008

Patchy Increases For R&D

Proposed research funding is way up for some agencies, down for others.

February 8, 2008

Mercury Rule Overturned

EPA, Congress consider alternatives after court invalidates Administration's approach.

February 4, 2008

Green Assertions

Federal Trade Commission scrutinizes environmental marketing, carbon-offset claims to weed out deception.

February 1, 2008

President Urges Research Funding

Bush backs physical sciences, clean energy, and free trade.

January 14, 2008

Pollution In China

Environment agency will survey emissions nationwide.

January 7, 2008

New World For Biofuels

Ethanol production standards will transform biofuels business, advocates predict.

Cool Comfort

The race to find a replacement auto refrigerant heats up in Europe as a ban on HFC-134a looms.

December 24, 2007

Tailpipe Emissions Fight

California to sue Administration for rebuffing plan to limit greenhouse gases from cars.

December 19, 2007

Bali Compromise

U.S. concessions allow agreement on continuing climate-change talks.

December 14, 2007

Bali Climate Meeting Turns Up The Heat

United Nations talks result in a push for global action.

December 10, 2007

Cleaning up the House

History, tradition, and politics meet energy efficiency under the Capitol dome.

November 5, 2007

U.S. Actions On Greenhouse Gases

Profound changes in U.S. policies are likely in the next year or two.

October 2, 2007

White House Holds Climate-Change Conference

President Bush urges voluntary action to reduce CO2 emissions; other countries want mandatory goals.

October 1, 2007

Nations Speed Up HCFC Elimination

Ten-year acceleration comes on 20th anniversary of Montreal protocol.

September 24, 2007

Driving CO2 Underground

Despite many unknowns, hopes abound that carbon sequestration can stanch global warming.

September 17, 2007

Renewable Fuels Face Bumpy Road

Officials say policy changes are needed to support widespread use of ethanol fuel.

September 10, 2007

Valuing Flared Natural Gas

World Bank urges an end to burning the resource as waste.

September 6, 2007

House Supports Green Chemistry

Bill aims to eliminate hazardous effects of chemical manufacturing.

August 15, 2007

FTC Moves To Investigate Climate-Offset Market

Federal Trade Commission may create stricter rules for companies that sell carbon offsets.

June 25, 2007

Ozone Angst

EPA proposes to tighten standard but will consider arguments for the existing one.

June 22, 2007

Senate Passes Energy Bill

Vote follows surprise agreement over vehicle-efficiency standards.

June 14, 2007

Campuses Pledge Climate Neutrality

Effort to combat global warming aims to cut greenhouse gas emissions and accelerate research and education.

June 13, 2007

G-8: Greenhouse Gas Emissions Must Stop Rising

Countries commit to modest climate goals, primacy of UN process.

June 6, 2007

Climate-Change Issues Heat Up G-8 Talks

Rift between U.S. and Germany remains stark at start of summit.

June 4, 2007

Climate Change And National Security

Bill tells intelligence chief to assess likely risks posed by a changing environment.

June 4, 2007

Biofuel Nations

Brazilian, U.S. chemists forge stronger ties to advance biomass conversion to fuels and chemicals.

May 31, 2007

U.S. Rejects G8 Climate Proposal

Declaration prepared by Germany's Merkel seen as crossing too many red lines.

May 28, 2007

Car Makers Versus California

Adversaries prepare for fight over limits on vehicle emissions.

May 21, 2007

Bush Will Curb Gas Use, Eventually

Four federal agencies will develop gas reduction plan.

April 30, 2007

EPA Weighs Carbon Dioxide Limits

Agency is evaluating California's plan for cars, trucks.

April 23, 2007

Top Brass Fear Climate Change

Retired military leaders warn of global instability.

April 19, 2007

Border Patrol

U.S., Canada plan pact to curtail particulate pollution.

April 9, 2007

Supreme Court Puts The Squeeze on EPA

Impact of CO2 ruling seen in Congress, pending suits.

April 3, 2007

CO2 Meets Definition Of Air Pollutant

High court says EPA has authority to regulate greenhouse gases.

Clearing The Air

Annual, not hourly, increase in emissions sparks need for controls, high court rules.

March 26, 2007

Political Science

House panel hears about editing of reports, interference with scientists' communications.

March 22, 2007

Gore Challenges Congress

Former vice president proposes radical remedies on climate change.

March 12, 2007

China Admits Setback

Premier vows country will try harder to meet environmental goals.

February 5, 2007

Senate Takes Up Climate Change

Senate hearing kicks off energy debate in new Congress.

January 31, 2007

Tighter Ozone Standard Sought

Adverse health effects reported below current 0.08 ppm standard.

January 24, 2007

Bush Proposes 20% Cut In U.S. Gas Use

President wants more non-oil-based fuel, better vehicle efficiency.

December 1, 2006

EPA Reverses Course On Toxics Reporting Rules

Agency retains annual reporting requirement for Toxics Release Inventory; Senate Democrats will try to prevent other proposed changes.

November 28, 2006

High Court Hears Global Warming Case

Supreme Court is to weigh arguments on regulating greenhouse gas emissions from new cars and trucks.

November 6, 2006

Climate Change Threatens Global Economy

Near-term action is needed to avert dangerous impacts.

October 16, 2006

Iceland's Move To Renewable Energy

Climate-Change Debate Shifts

Businesses and governments discuss top-down, bottom-up approaches to averting irreversible dangerous changes.

June 26, 2006

Supreme Court To Hear Greenhouse Gas Case

EPA says it lacks authority under federal law to regulate CO2 emissions from motor vehicles.

Waxman Proposes Tough Climate Bill

Legislation would cut greenhouse gas emissions 80% by 2050.

May 26, 2006

Unmet Goals In Climate Change

Government must prod firms to set targets for voluntarily curbing greenhouse gas emissions, GAO says.

May 8, 2006

Administration Policies Are Panned

Budgets, scientific integrity, and energy policy are criticized by science policy experts at AAAS forum.

April 20, 2006

EPA Says U.S. Is Reducing Some Greenhouse Emissions

Reductions in methane and nitrous oxide are accompanied by increases in carbon dioxide.

February 13, 2006

Energy For A Sustainable Future

Experts discuss integration of climate-change concerns into energy planning, research priorities.

January 23, 2006

Congressional Outlook 2006

Partisan wrangling and election worries are likely to keep Congress from passing much legislation this year.

January 19, 2006

Emissions Strategy

Six Countries Vow To Fight Greenhouse Gas Emissions, Protect Economic Growth.

December 12, 2005

Science and Policy: Who Speaks for Science?

December 5, 2005

Canada Hosts UN Climate Meeting

Leaders call for strong action; U.S. continues to oppose emissions targets.

October 3, 2005

Compressing, Storing CO2 Could Minimize Climate Change.

June 13, 2005

Action On Global Climate Change

Science academies call for greenhouse gas cuts; industry testifies to reductions.

July 18, 2005

Summit Addresses Climate Change, Nonproliferation

G-8 leaders noted seriousness of issues, but did not announce new programs.

July 11, 2005


States and cities enact variety of initiatives to reduce greenhouse gases.

January 10, 2005

Meeting Kyoto Protocol Goals

European Union firms begin carbon dioxide emissions trading.

February 17, 2005

Advice On Climate Change Policy

Experts weigh in for President Bush before his trip to Europe.

November 8, 2004

Rapid Warming In The Arctic

Changes are already large and likely to become extreme within decades.

October 18, 2004


New strategies are needed to encourage wider participation as climate threats loom large.

September 20, 2004


Utility's plan to build 1,000-MW clean-coal plant may change the world for coal-generated power.

June 28, 2004


Researchers are calling for immediate, near-term action to reduce CO2 emissions.

April 19, 2004

EPA Issues New Rule On Ozone

March 1, 2004


Defense Department report warns of "abrupt" global warming impact.

February 23, 2004


U.S. faces a rocky path to clean up coal-fired electric power plants in an era of shrinking federal dollars and fewer regulations.

February 9, 2004

NRC Recommends Air Pollution Policy Revamp

January 30, 2004


Report recommends regulating pollutants in groups, more effort on emissions that cross state lines.

December 22, 2003

UN Resolves Some Climate Change Issues

December 15, 2003


Earth is warming, and the environmental changes--largely attributable to greenhouse gases--are dramatic and potentially dangerous in the Arctic.

November 3, 2003

Senate rejects plan to limit greenhouse gas emissions

October 20, 2003


Climate-change research strategy will do little to avert a real tragedy.

September 8, 2003


Agency claims it needs congressional authority to act on greenhouse gas.

June 30, 2003


Omissions on climate change engender controversy.

February 17, 2003


Energy Department announces guide for cutting emissions intensity.

January 13, 2003


Senators launch legislative effort for U.S. cap-and-trade system.

December 16, 2002


EU approves first international trading system for greenhouse gas allowances.

November 18, 2002


More than half the states have policies to reduce greenhouse gases.

November 11, 2002

Little Progress Made In New Delhi

November 4, 2002


Latest talks focus on adapting to global warming; Kyoto protocol sidelined.


When U.S. and Australia are excluded, CO2 emissions fall below goal in the climate accord.

October 7, 2002


DOE initiatives focus on near-zero-emissions electricity generation and ultraclean gasoline.

September 16, 2002


U.S. population growth complicates CO2 reduction and policy decisions.

June 10, 2002


NAE meeting considers range of technologies and measures, including carbon sequestration.

May 27, 2002


U.S. plans to support new chairman who would replace respected chemist.

April 8, 2002

Kyoto Accord Ratification In Sight

March 11, 2002


Bush Administration initiatives may cut air pollution, but critics are asking when.

February 18, 2002


Proposal seeks voluntary emissions cuts, critics doubtful that will work.

November 19, 2001


Negotiators draft binding rules, agree on consequences for noncompliance.

September 24, 2001


Will air pollution reform by Congress and the Bush Administration affect chemical companies?

September 10, 2001


Congress, President expected to push for new legislation.

August 13, 2001


Nations agree on Kyoto protocol rules, as U.S. Congress' interest in climate issues intensifies.

July 30, 2001


Nations achieve compromise on rules for implementing the Kyoto protocol.

July 23, 2001


Concern over collapse of international accord dominates all other issues.

July 9, 2001


Japan waffles on whether it will ratify the protocol without U.S.

June 18, 2001


President outlines steps for U.S., but remains opposed to Kyoto protocol.

April 23, 2001


UN's Pronk warns that pulling out of Kyoto process could harm other deals.

April 2, 2001

U.S. Abandons Kyoto Protocol

U.S. Abandons Kyoto Protocol

March 12, 2001


G-8 nations commit to reaching agreement on climate-change pact.

December 18, 2000


Despite last-minute deal, clashing views doomed efforts to reach agreement on implementing Kyoto protocol.

December 4, 2000


Two weeks of negotiations on Kyoto protocol end in stalemate, despite some progress.

November 27,2000

Scant Progress At Climate-Change Meeting

November 20, 2000

Clinton Urges Action To Mitigate Climate Change

November 1, 1999

Climate conference: Call for urgent action

November 23, 1998

Climate-change talks: Only modest progress made in Buenos Aires

November 16, 1998

Dividing the world in a more equitable way

Government & Policy | Effects and Findings | Industry Reactions

Effects & Findings

June 27, 2011

Climate Change

Businesses see opportunity in adaptation, report finds.

May 2, 2011

Capturing CO2

ACS Meeting News: Custom chemistry is yielding a broad selection of novel sorbents for the greenhouse gas.

March 7, 2011

Assessing The Cost Of Greenhouse Gases

Climate Change: Two studies try to measure long-term impact on business and investors

November 29, 2010

Burning Question

Gulf Spill: EPA reports that surface slick burns produced very low levels of cancer-causing dioxins.

November 15, 2010

Geoengineering Guidelines

Scientists recommend principles for research on massive technologies to restrain climate change.

September 13, 2010

A Bleak View For Curbing CO2

Environment: Breaking the world's fossil-fuel addiction will be difficult at best, study suggests.

September 6, 2010

Academies Review Climate Panel

Climate Change: UN panel needs new leadership, says coalition of national science academies.

August 23, 2010

Gulf Oil Plume Tracked

Oil Spill: First journal report to characterize deep-sea oil plume.

August 9, 2010

Monitoring Greenhouse Gases

Academia and government are avid purchasers of greenhouse gas measurement tools, but industry is slow to catch on.

Gulf Of Mexico Dead Zone

Annual measurement reveals record hypoxic zone, but not necessarily related to the oil spill.

August 2, 2010

Plumes Finger Oil Spill

Geochemistry: BP leak is behind undersea oil plumes, isotopic analyses confirm.

July 12, 2010

Dioxin Science Wars

EPA draft report on dioxin's health risks draws fire.

Assessing Aerosols In The Air

Researchers delve into the unknowns of airborne particulates that affect health and climate.

June 28, 2010

Tobacco Turmoil

'Shale gale' reshapes energy outlook, but critics fear environmental impact.

The Value Of CO2

Where some see pollution, Andrew Bocarsly sees products.

Oil Rig Explosion Probe

Chemical safety board will investigate the causes of the BP/Deepwater Horizon disaster.

May 31, 2010

Drilling Process Draws Scrutiny

'Shale gale' reshapes energy outlook, but critics fear environmental impact.

May 24, 2010

Guidelines For Geoengineering R&D

Asilomar conference raises issues for governance of tests and deployment of climate-controlling technologies.

May 17, 2010

A New Reason To Control Emissions

Study finds that reducing pollution might remove aerosols previously thought to be part of the natural background.

May 10, 2010

New Oil Clean-Up Technique Tested

Environment: Novel use of dispersants could mitigate damage from BP spill in the Gulf of Mexico.

April 26, 2010

Volcanic Ash Data Sought

Atmospheric Chemistry: Chemists launch research efforts to probe aerosols from Eyjafjallajokull's eruption.

April 12, 2010

Cutting Carbon And Making Money

Study claims paradigm shift in energy will drive companies to focus on efficiency to succeed.

April 5, 2010

Talking About Geoengineering

Climate Intervention: California conference calls for research that is responsible and open.

March 29, 2010

Drugs In The Environment

Stakeholders consider ways to reduce the impact of drugs that get past sewage treatment plants and into nature.

March 15, 2010

Climate-Change Panel Under Scrutiny

Inquiry: Science academies will assess UN's prestigious body.

March 8, 2010

Verifying Emission Cuts

Atmospheric measurements can truth-check assertions about greenhouse gas reductions.

March 8, 2010

Climate Panel To Get Independent Review

Climate Change: UN to commission audit of IPCC procedures.

March 8, 2010

Methane From Arctic Ocean

Climate Science: Amount of the greenhouse gas seeping from undersea deposits is much greater than expected.

March 1, 2010

EPA Revisits Atrazine

Agency wants to incorporate human epidemiology and incident data into risk assessments.

March 1, 2010

Growing Piles Of Toxic Trash

Electronic Waste: Developing countries need to prepare for surge in domestic discards, UNEP says.

February 22, 2010

Seeking Funds For Geoengineering

Scientists tell House subcommittee that the U.S. needs an additional federal climate research program.

February 22, 2010

China's Environment

Unsustainable agricultural practices attract attention.

January 18, 2010

New Way To 'Fix' CO2

Electrocatalysis: Process converts CO2 in air into the useful organic feedstock oxalate.

January 4, 2010

Copenhagen Consternation

Climate Change: Nonbinding deal lets countries make their own pledges on greenhouse gas limits.

Clean-Energy Push Takes Off

Critics praise advanced research program for its laudable goals but worry over its implementation.

December 21, 2009

Sound Conclusions

Climate Change: UN climate panel head says committee reports are valid.

Global Warming And Climate Change

Believers, deniers, and doubters view the scientific forecast from different angles.

Which Comes First, CO2 Or The Heat?

November 16, 2009

Climate-Change Costs Top $10 Trillion

November 2, 2009

Cellulosic Test Bed

Coskata tries out waste-to-ethanol engineering at new plant.

August 31, 2009

Carbon Costs

New study measures impact on industry.

August 24, 2009

Reining In Brown Clouds

Cuts in regional, black-carbon-laden air pollution could quickly help curb global warming.

August 17, 2009

Trouble In The Tundra

Features formed by melting permafrost provide clues to a changing Arctic landscape and climate.

Kindling For Climate Change

Toolik scientists study the long-term impact of a raging fire in the Arctic.

July 20, 2009

Pesticide Controversy

Activists express concern over field-test request for sulfuryl fluoride because of its global-warming potential.

Government Concentrates

Liquid Fuels From Coal And Biomass Face Hurdles.

Government Concentrates

Mercury Rising In Pacific Ocean.

April 6, 2009

Dealing with CO2

Technologies to capture greenhouse gas advance.

March 16, 2009

Ozone's Health Impact

Long-term exposure to ground-level ozone heightens risk of death from lung disease.

February 24, 2009

Carbon-Observing Satellite Mission Fails

Spacecraft plunges into ocean minutes after launch.

February 23, 2009

Off-Balance Ocean

Acidification from absorbing atmospheric CO2 is changing the ocean's chemistry.

February 2, 2009

Mapping Earth's CO2

NASA's soon-to-be-launched Orbiting Carbon Observatory will help map sources and sinks of the greenhouse gas. With Video

January 28, 2009

Irreversible Effects

Sea-level rise, drying of some regions may continue for centuries, study finds.

January 19, 2009

George A. Olah Award In Hydrocarbon Or Petroleum Chemistry

November 17, 2008

High–Performance Buildings

Green designs depend on materials that reduce the energy footprint.

Working In A Green Building

Clients and occupants say, 'Pay the money, honey, it's worth it'.

Report Cards For Green Materials

Without clear product information, assembling a green building is guess work.

Saving Earth's Shield

Protecting the stratospheric ozone layer has reduced greenhouse gases in the atmosphere.

November 10, 2008

A Sink For Carbon Dioxide

'Carbon-capture farm' rebuilds wetlands, sequesters the greenhouse gas in the California Delta.

November 3, 2008

NF3 Measured in Air

Levels of the greenhouse gas exceed industry's estimates.

September 22, 2008

Buying Time For Earth's Climate

Curbs on black carbon, smog may be best short-term plan, report says.

September 8, 2008

Trees Testify To Pollution

Tree rings help scientists trace the source and timing of chemical leaks and spills in the environment.

September 1, 2008

O2 Requirement For Burning Rises

Experiments suggest Mesozoic oxygen levels were higher than previously expected.

Breaking C???F Bonds

Reaction could lead to ways to dispose of or recycle fluorocarbons.

Algae Pump Out Hydrocarbon Biofuels

Sleuthing Out Contamination

Analytical chemists piece together the origin and fate of environmental contaminants.

July 28, 2008

Eating As An Environmentalist

Insights: What you eat matters more than how far it traveled.

Olympic Air Quality Questionable

Athletes going for gold worry about Beijing's air.

July 14, 2008

Questioning NF3

Scientists seek measurements of electronic chemical in atmosphere.

June 30, 2008

Hansen Renews Plea For Action

NASA climatologist urges curbs on growth of CO2 emissions.

April 28, 2008

Cooling The Planet

Injecting sulfate into the stratosphere might deplete ozone layer, study says.

April 24, 2008

Costs Of Smog

EPA regulations should factor in premature deaths from ozone exposure, NRC says.

April 21, 2008

A Fast Track To Green Gasoline

Catalytic pyrolysis turns cellulose into fuel components in just one step.

March 31, 2008

Fertilizing The Ocean With Iron

Large-scale experiments will determine whether plankton can battle climate change.

March 24, 2008

Mixed Impact Of Cutting CO2

Large range of outcomes possible from legislation to cut greenhouse gas emissions.

March 12, 2008

Climate Change May Lead To Transportation Overhaul

National Research Council report stresses need to modify transportation systems.

March 10, 2008

Suppertime Signal

Climate-influencing sulfur compound is also a feeding cue for fish.

February 18, 2008

Insights: A Major Shift Beyond Fossil Fuels

Massive moves to wind and solar power are feasible, affordable, and necessary.

February 4, 2008

Editor's Page

Welcome To The Anthropocene.

January 21, 2008

Cellulosic Ethanol Deemed Feasible

Production from farmed switchgrass can surpass energy, environmental, and economic hurdles.

January 15, 2008

West Antarctica Ice Decreases

Region considered stable appears to be losing ice faster than thought, thanks to climate change.

January 8, 2008

Ethanol From Switch Grass Deemed Feasible

Large-scale study indicates production from farmed prairie grass can surpass energy, environmental, and economic hurdles.

December 24, 2007

Office Pollution

Computers and printers emit chemicals and particles into air.

A Giant Among Chemists

Nobel Laureate F. Sherwood Rowland discusses his almost six-decade-long career as researcher and public policy advocate.

December 17, 2007

The Costs Of Biofuels

Two views on whether corn ethanol and, eventually, ethanol from cellulosic biomass will efficiently deliver national energy security.

December 17, 2007

Editor's Page

Climate-change quotes.

November 26, 2007

Fast Action Urged On Climate Change

UN report says impacts of warming are already here.

October 23, 2007

Rate Of CO2 Rise Accelerates

Economic growth and reduced uptake by ocean and land are responsible.

October 12, 2007

Al Gore, UN Panel Share Award

Nobel committee cites work to raise awareness about climate change.

October 8, 2007

Shrinking The Dead Zone

Draft report faults corn-based ethanol.

September 10, 2007

Editor's Page

Global Warming News.

August 6, 2007

Aerosols Warm Up Atmosphere

Study of 'brown clouds' over Asia contradicts cooling hypothesis.

August 1, 2007

Office Printers Emit Ultrafine Particulates

Toner particles from laser printers found in air.

July 23, 2007

China Pollution Report

Group finds country is harming environment as its economy grows.

May 8, 2007

Climate-Change Solutions

Cost of stabilizing CO2 is high but manageable, science panel says.

May 3, 2007

Arctic Sea Ice Is Melting Fast

Researchers find that Arctic ice is disappearing much faster than predicted in UN models.

April 9, 2007

A Warming Planet

UN panel warns of broad, catastrophic disruptions if greenhouse gases rise unabated.

March 5, 2007

Polar Research Push Begins

International Polar Year will involve scientists from 63 countries

Plan To Mitigate Climate Change

February 26, 2007

U.S. Gas Emissions Rose 0.8% In 2005

Avoiding Global Collapse

Chemists have a vital role to play in achieving sustainability.

February 19, 2007

Fixing Global Warming

Costs of damage outstrip price of cutting emissions.

A Dubious Way Out Of CO2 Emissions

Paying to compensate for personal carbon dioxide emissions may not be as environmentally sound as it seems.

February 12, 2007

Global Warming Denial

February 6, 2007

UN Issues Dire Climate Warnings

Human activities are responsible for temperature rise, panel's report says.

A Dubious Way Out Of CO2 Emissions

Paying to compensate for personal carbon dioxide emissions may not be as environmentally sound as it seems.

January 23, 2007

Corporate Leaders Urge CO2 Cuts

Quick action on bill setting mandatory U.S. greenhouse gas reductions is goal.

January 22, 2007

Observing Earth Via Satellite

Continued funding constraints will impede earth science studies.

December 12, 2006

Warm Oceans Harm Phytoplankton

Satellite data link ocean temperatures, health of photosynthetic plants.

December 18, 2006

CO2 emissions affect thermosphere

November 20, 2006

The Energy Commons???Part 2

November 13, 2006

The Energy Commons

November 6, 2006

Climate Change Threatens Global Economy

Near-term action is needed to avert dangerous impacts

Greenhouse gas emissions climb

October 30, 2006

Climate Change Threatens Global Economy

Near-term action is needed to avert dangerous impacts

December 2, 2005

Oceanic Heat Conveyor Slows

Atlantic current that transports heat from tropics to higher latitudes weakens.

November 28, 2005

Ice Core Record Extended

Analyses of trapped air show current CO2 at highest level in 650,000 years.

September 9, 2005

Carbon Budget Woes

As atmospheric levels of CO2 rise, forests and soils are absorbing less of it.

September 29, 2003


Symposium highlights environmentally friendly chemistry and engineering for its global impact.

Green Goes Mainstream

September 22, 2003


Spawning fish deliver persistent contaminant to remote Alaskan lakes.

August 19, 2002

U.S., Canada Blasted For Excess Energy Use

June 10, 2002


Bush Administration accepts global warming and its impacts as inevitable.

May 6, 2002


Experts tell Congress that research must involve decisionmakers and address regional concerns.

April 22, 2002


Average global temperatures may rise substantially faster than anticipated.

March 25, 2002

Giant Chunk Of Antarctic Ice Shelf Collapses

June 11, 2001


NRC panel reports that impacts could be extremely adverse by 2100.

May 28, 2001


Field experiments show trees quickly revert to original growth rate.

February 26, 2001


UN report says global warming's impact is already being felt.

February 19, 2001


UNEP study predicts serious economic losses from rising water and increased storm damage.

January 29, 2001


UN report projects rapidly accelerating, potentially devastating warming.

September 18, 2000

Unbalanced Treatment Led To Confusion About Climate Change

July 31, 2000

Potent New Greenhouse Gas Found In Atmosphere

June 19, 2000

Impacts Of Climate Change On U.S. Detailed

April 24, 2000

Panel Reaffirms Human Influence On Global Warming

March 27, 2000


Government study finds negative effects on coastlines, water supplies, and health, but little economic impact on crops and forests.

August 9, 1999


New evidence leads to increasing concern that human-induced global warming from CO2 emissions is already here.

Government & Policy | Effects and Findings | Industry Reactions

Industry Reactions

September 13, 2010

Reducing Carbon From Coal

Greenhouse Gases: German partners seek to mitigate CO2 emissions.

July 26, 2010

Automakers Go HFO

In Europe, new refrigerants will be fluorocarbons, not carbon dioxide.

June 21, 2010

Congress Blasts Oil Industry

BP Spill: Industry chiefs defend practices, while noting response plans’ shortcomings.

June 14, 2010

Familiar Product, Different Use

Firms are hoping new environmental regulations will spark greater sodium bicarbonate demand.

April 5, 2010

Earth-Friendly Chlorine

Technology: Bayer's new cathode saves energy, reduces greenhouse gas emissions.

February 1, 2010

The Other Solar

Chemical makers see a new alternative-energy market in concentrating solar power.

February 1, 2010

Limited Cap-And-Trade Program

Mandatory carbon dioxide trading system for power producers thrives in 10 northeastern states.

January 18, 2010

Clean Energy

Windfall: Chemical firms win recovery-act tax credits for new plants.

December 14, 2009

Business At Copenhagen

Firms are on-site supporting climate-change action, showcasing green products.

November 9, 2009

Solar On Sale

Photovoltaic prices will continue to drop, thanks to an oversupply of polysilicon.

November 2, 2009

Energy's Hidden Cost

Market price does not reflect major health damage from production and use of coal, oil.

October 26, 2009

Building Green

The polyurethanes industry sees opportunity in energy conservation and greenhouse gas reduction.

September 28, 2009

Solar Cells Get Chemistry Help

Photovoltaics: Chemical makers see efficiency opportunity.

September 7, 2009

Powerful Stuff

Materials get attention and funding in effort to create U.S. lithium battery industry.

August 19, 2009

Tokuyama Doubles Output

Expansion takes place amid softening demand.

July 20, 2009

Exxon Invests In Algal Biofuels

Project represents a new direction for oil giant.

July 13, 2009

Chemicals To Help Coal Come Clean

Scrubbing methods to capture carbon from power plants are advancing to the demonstration phase.

July 7, 2009

Dow Plans Algae Biofuels Pilot

Project will test a process to turn CO2 into ethanol.

June 29, 2009

Dow And Gazprom In Carbon Pact

Chemical and gas giants pursue growing business in CO2 reduction projects.

May 4, 2009

Cellulosic Scale-Up

DOE-backed ethanol producers encounter difficulties converting waste streams to commercially viable fuel.

April 13, 2009

Supplanting Oil

Small companies move closer to demonstrating chemicals from renewable resources.

April 6, 2009

The Gasoline Wars

Oil companies use additive packages to help their fuels stand out from the crowd.

March 30, 2009

Industry Considers Carbon Options

As greenhouse gas regulations loom in the U.S., chemical firms worry about what they'll look like.

Climate-Change Bills Remain Vague

February 16, 2009

Greening The Farm

Safer and environmentally friendlier pesticides and agricultural practices gain traction on U.S. farms.

Defending Mother Nature

Combating out-of-control plants requires judicious use of herbicides. Web Exclusive

November 24, 2008

Getting Rid Of Mercury

Anticipating a national rule on mercury removal from coal flue gas, technology providers jockey for position.

November 10, 2008

Chewing The Fat

Biodiesel based on hydrogenation technology faces an uphill battle in the U.S..

October 27, 2008

More Solar Silicon

Despite energy slump and credit crisis, Wacker expands.

October 6, 2008

'Cleantech' Concerns

Environmentally friendly technology may be hot, but it isn't necessarily overhyped.

Editor's Page

Energy sustainability.

September 8, 2008

CO2 As Feedstock

Mitsui will make methanol from the greenhouse gas.

September 1, 2008

Solar Suppliers Get Busy

Growth of photovoltaic market drives demand for raw materials.

August 11, 2008

Energy Stalemate

Chemical industry urges Congress to break impasse and allow more offshore drilling.

August 4, 2008

Sunny Forecast For Fuel Cells

Novel electrode materials bring large-scale use of solar power closer to reality.

Fun In The Sun

Suppliers of semiconductor materials take advantage of emerging solar opportunity.

July 7, 2008

Fuel From Garbage

Canadian facility will be first to produce ethanol from solid waste on an industrial scale.

June 25, 2008

Pfizer Pays Fine For Air Pollution

Drugmaker resolves charges that it violated federal Clean Air Act.

May 26, 2008

BASF Is Betting On The Farm

Spending on agriculture R&D nets a new herbicide and a biotech partnership.

January 28, 2008

ACS Position Statements Aim To Influence Legislation

January 26, 2008

Dow Awards Methane Challenge Grants

Northwestern and Cardiff will split $6.4 million.

January 21, 2008

GM Backs Ethanol Start-Up Coskata

Company claims its technology can significantly lower the price of the fuel.

December 17, 2007

Environmental Improvement

Committee is promoting sustainability within ACS and in society at large.

December 6, 2007

Pushing Efficiency

Business groups say large CO2 cuts are manageable.

November 12, 2007

Algae To Biofuels

Energy Department lab, Chevron plan research collaboration.

October 22, 2007

North Pole Expedition

Chemical firms sponsor airship to measure ice-cap thickness.

October 4, 2007

ConocoPhillips, ADM Strike Biofuels Deal

Partnership aims to develop renewable transportation fuels from biomass.

August 20, 2007

BASF Supports 'Green' Research At Columbia

$600,000 grant will support research into renewable energy and pollution control.

July 23, 2007

DuPont Makes Deal On SO2 Emissions

Company settles with EPA over releases at sulfuric acid facilities.

May 31, 2007

Chevron, Texas A&M Will Research Biofuels

Partnership seeks conversion of nonfood crops into renewable transportation fuel.

May 28, 2007

Car Makers Versus California

Adversaries prepare for fight over limits on vehicle emissions.

May 7, 2007

Firms Advance Chemicals From Renewable Resources

More chemicals may be made as coproducts of the biofuels industry.

April 19, 2007

ConocoPhillips and Tyson Will Make Fuel From Fat

Industrial giants join to produce renewable diesel fuel from beef, pork, and poultry fat.

April 12, 2007

ConocoPhillips Funds Biofuels Research

Iowa State program aims to develop cost-effective technologies for producing biofuels.

March 19, 2007

Biofuels Center Grows In West

Universities, government, and industry will advance biomass conversion.

March 5, 2007

Texas Utility Goes Green

TXU deal may lead to cleaner electricity generation plan.

February 5, 2007

Alternative Energy Pact

BP collaborates with academia, government lab on alternative energy research.

September 18, 2006

Investors Buy Emission Credits

Purchase gets brokers involved in global warming gas cuts in a big way.

September 4, 2006

Earth-Friendly Cool Cars In 2011

Fluorine-based-refrigerant makers jockey to save auto-air-conditioning market from CO2 threat.

April 24, 2006

The Switch Is On For Refrigerants

HCFCs will be phased out under the Montreal protocol, but the change isn't smooth.

December 12, 2005

U.S., Industry Plan Clean-Coal Plant

Zero-emissions power plant will produce hydrogen as well as electricity.

May 16, 2005

Investors Pledge Funds For Clean Technologies

February 9, 2004


Chemical company views on greenhouse gas regulations are as diverse as the industry itself.

June 24, 2002


State eases planned rules aimed at reducing NOx emissions, but industry may still suffer.

November 12, 2001


New reports show that what's good for the environment is good for the bottom line.

May 14, 2001


Company announces its greenhouse gas emissions, outlines plan to cut them.

November 6, 2000


Some companies are investing aggressively in renewable energy, cutting their emissions, and funding research in alternative energy.

October 23, 2000


Large firms partner to cut emissions; environmental group will monitor progress.

April 24, 2000


Corporations are starting to fall in line with scientific consensus and are moving to reduce greenhouse gas emissions.

September 27, 1999


Corporate and state officials discuss strategies for cutting emissions in advance of regulation.

January 18, 1999

Consensus may be emerging on reducing greenhouse gases

November 2, 1998

Companies agree on climate-change actions