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Drought-ravaged Southern California is aflame.
A provocative new study claims that conservative climate skeptics actually know plenty of science.
Alec Johnson chained himself to an excavator to stop Keystone XL. A year later, he's still awaiting trial -- and hoping to set a helpful precedent for protesters.
Fights over rooftop solar generally focus on "net metering," but the challenge to utilities is far greater than that, and if they hope to survive, their response must be more ambitious.
The Sierra Club and Greenpeace are teaming up to expose the industry forces behind the Green Globes certification system.
Climate change is screwing with maple syrup. Farmers are trying a new tool to salvage what syrup they can get.
Household energy efficiency is coming of age, and as a result, we've got a monumentally important new solution to climate change.
If you want to sell the climate change fight, make it about personal health.
Cellulosic ethanol was supposed to be a climate savior, but a new study casts doubt on that assumption.