This was the climate debate we’ve been waiting for

At the Democratic debate on Thursday night, Hillary Clinton and Bernie Sanders sparred over substantive climate and energy issues.

6 years after BP disaster, Obama administration thinks it has a way to prevent future spills

New regulations will tighten requirements around blowout preventers and other well control features.

A climate hawk’s guide to New York’s Democratic debate

We've got you prepared for the climate-related fireworks on Thursday.

The oil industry knew about climate change before we landed on the moon

The American Petroleum Institute was warned about CO2 in 1968.

Greenland is melting way ahead of schedule

The melt season usually kicks off in May or June. Not April.

For the 97 billionth time: Yes, there is a 97 percent consensus on climate change

A new meta-study just confirmed what we already knew, but what people like Ted Cruz won't stop denying.

No new lead crises in 5 years? Clinton has a plan

She also has her work cut out for her.

The world’s largest private coal company just went bankrupt

Peabody Energy filed for Chapter 11 protection on Wednesday.

Here’s how to spur more investment in clean energy

The New Climate Economy and the World Bank have a few ideas.