The CCS project in Saskatchewan, Canada, is providing cheap CO2 to oil fields but expensive power to ratepayers.
The president has unveiled his plan for cutting emissions as part of a U.N. deal. Mitch McConnell is just as supportive as you might imagine.
Will Republicans' anti-climate-science rhetoric be a legitimate barrier to the White House?
That's the word from a group of respected lawyers who've just introduced what they're calling the Oslo Principles.
This year's Arctic sea ice hit a new low.
City officials say the shift to 100-percent renewable energy is a way to save cash, not the planet.
Did the iPhone cleanse change my life? No. Was it difficult? Not remotely.
Utility companies claim solar-powered homes are raising everyone else's electric bills.
Scientist Ken Caldeira explains.
I'm sorry -- we need to talk about this.
We've devised the world's shortest survey to find out what kind of actions our readers are taking. You know you want to.