The letter says in strong words that human activity and production of greenhouse gases are to blame.
Which to buy -- beer that's made close by or suds brewed with green energy but then shipped cross-country? Umbra cuts through the foam.
A labor commission rules that Uber drivers should be treated as employees -- and casts a big question-mark over the entire "Uber-for-this-and-that" market.
"We don’t need a superhero, but maybe we do need more people to get angry and turn that into action."
Republicans, the fossil fuel industry, and the Heartland Institute are working to discredit the pope's encyclical -- even before its release.
It's hard to keep track of the heroes and villains in the fight to save rainforests. A ranking of companies that use palm oil offers some guidance.
The visualization shows how our everyday climate questions differ around the world.
We bring this to you straight from the "no shit" department.
From space, China's massive new solar farm is an impressive sight.