President Obama rejected the Keystone XL pipeline while backing increased oil, gas, and coal production.
Villains like former coal CEO Don Blankenship make it easier to get riled up over climate change.
The new film's creators aim to spark conversations about global warming.
Lawmakers passed an anti-environmental bill right after the pope urged Congress to protect nature.
People from Seattle to Fiji are filing lawsuits over global warming.
Heed the pope’s call to tread more lightly upon the Earth by making your money fossil-free.
Here are five key quotes from the encyclical that will shake up the global climate debate.
World leaders are resolving to stop cooking the planet after they’re dead.