Latest articles by Ben Adler


In 2009, Trump signed a full-page ad in the New York Times calling for aggressive climate action.


Who pays when a small Pacific island nation floods because of climate change?


It was a startlingly successful grassroots campaign that defied the odds. Here’s how it came together, as recounted by some key players.


California’s plans could use a few tweaks.


DC has more housing units than ever, but fewer people per unit.


This could be the next way to cut down on carbon — and commuting costs.