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Audrey Zibelman of the New York Public Service Commission discusses how to transform America’s power industry and change entrenched energy habits.

A major push by many people for a price on carbon, a pledge to halve deforestation by 2020, the launch of a Global Alliance for Climate-Smart Agriculture - and much more made for an extra-ordinary Climate Week.

Mayor de Blasio Makes Major Investment in Solar Power at City Schools

California Governor Signs Demand Response Legislation, Affirms State’s Clean Energy Leadership

The Obama administration's move this week to create the world's largest marine protected area signals a historic commitment to the health of the world's oceans that will help vulnerable cr

EPA Administrator Gina McCarthy gives a speech about the economics of climate change

Dry land is not a myth, nor are ways to keep us in the blue.

EDF hosts meeting with experts from U.S. and China to talk about greenhouse gas reductions

Negotiating global carbon emissions agreements is tough, but New York City and state can offer some good pointers.

The UN Climate Summit will be a launching pad for new initiatives seeking to make immediate progress on carbon emissions.

President Obama addresses the UN Climate Summit. Fred comments.

Unconventional alliances took center stage at the UN Climate Summit, with notable initiatives to address methane emissions from oil and gas production and to price carbon emissions.

Contrary to Nadine Unger’s claims, the "high risk" is to ignore the 200 billion tons of at-risk carbon stocks in the world’s tropical forests.

Mayor de Blasio’s Ambitious Energy Efficiency Plan will Cut Pollution and Upgrade Buildings

Governor Brown Signs Law to Find and Fix Natural Gas Leaks State will require utilities to reduce environmental and public health impacts of methane gas emissions

Shared global prosperity requires robust growth in the world economy -- without the carbon pollution that has fueled it in the past.

Fred joins the People's Climate March in New York City

Staying home is not an option when you’re trying to change policy in a big way.

New Jersey Transit to Serve as First-of-its-Kind Microgrid

Defend Our Future launches new ad campaign. Digital ads will run in Colorado.

Full D.C. Circuit Denies Petitions to Reconsider Divided Panel Decision Overturning Vital Clean Energy Protections

Some say climate change hit a plateau and that urgent action won't be needed, after all - but there's more to the story.

new report shows cost estimates for climate change-induced wildfires, urges inclusion of wildfires in social cost of carbon

White House announces new steps to phase out a hydrofluorocarbon that intensifies climate change

Five high-tech, low-cost devices that can be used to find methane leaks in the oil and gas sector have been selected for testing.