A plan to slash ultra-potent greenhouse gas could lead to suffering in the short term.
Donald Trump told a few lies about energy during Sunday's debate, while Hillary Clinton reiterated her warm feelings for natural gas.
Six of the eight U.S. senators from states in the hurricane's path reject the scientific consensus on climate change.
Low-density zoning is often really about keeping non-whites from moving in. But that gives the federal government power to fight it.
The U.S. is investing 30 times more in the military than in climate-related projects. China is doing much better.
Iceland has a lot to lose in an overheated world.
The city is banning cars from many neighborhoods, creating "superblocks."
Cities around the world should do the same thing.
A prominent economist says that the rise of Uber and self-driving cars will spur a new exodus to the suburbs. Here's why he's wrong.