David Roberts chats with Kate Sheppard from Mother Jones and James West of Climate Desk about Obama's big speech.
Secrets from the leafcutter ant's underground fungus fields could help create a more efficient ethanol.
Scientists are heading underground for clues to ancient climates.
The sequester took a 7.5 percent bite out of the Forest Service’s budget, nearly half of which is spent fighting wildfires.
Climate Desk explores who gets to define the truth about climate change in the digital age.
A monitor in Hawaii registered 400 parts per million of carbon dioxide in Earth's atmosphere. Here's what that means.
The last 10 years have seen unprecedented ice loss. Don't expect that speedup to continue, a new study says.
A new federal study doubles previous estimates of the Bakken Shale’s oil reserves.
Want to sell a Republican a greener lightbulb? Don't tell them it's green.