It's not easy to measure Arctic temperatures, and new research suggests that recent efforts have been underestimating the rate at which the region is warming.
In red states as well as blue, a majority of Americans believe climate change is happening and the government should do something about it, according to a decade's worth of polling results.
We already had the biosphere and the atmosphere, but now we get the plastisphere, too.
The mega-retailer has been bragging for years about its sustainability initiatives, but its carbon footprint just keeps getting bigger.
Developing countries don't just want the rich world to help them reduce emissions and adapt to climate change. Now they want compensation for "loss and damages."
The Clean Development Mechanism helps rich countries meet Kyoto Protocol obligations by spending on climate action in poor countries, but the program's future is up in the air.
Falling electricity prices and rising distaste for nuclear power are bad news for the nation's reactor operators, says Morningstar.
Well, OK, not every single day. Just six days a week on average. Actually, to be specific, 6.3 days a week.
Pope Francis has been posing for photographs while holding anti-fracking T-shirts. Will a papal encyclical be next?