Here's one for the naysayers who insist renewable energy can't keep the lights on and power our cities.
Probably not -- but a Japanese study DID find links between increasing temperature extremes and a declining proportion of male newborns.
Contributions to the Green Climate Fund have been slow and low.
President Obama is among the world leaders talking about climate change in New York City.
How would an independent Scotland pay for its clean energy future?
China's push to wean itself from coal has triggered a rush to develop alternative power sources. Here's a look at its natural gas boom.
We're 20 years away from catastrophe, says PricewaterhouseCoopers.
The world's biggest polluter will set up a carbon market as early as 2016. Here's why that matters.
Even if we slash greenhouse gases immediately, the dangerous effects of global warming will continue for centuries to come.
We've devised the world's shortest survey to find out what kind of actions our readers are taking. You know you want to.