Fifteen Florida leaders have a message for the presidential hopeful.
But don't worry -- this isn't a real clock, just a symbol of how freaked out people are.
The virus is spread by mosquitoes — mosquitoes whose range increases as the temperature does.
It's surprisingly hard to find images that illustrate the drama of climate change activism. A new study tries to understand why.
Watch our video explain why environmental justice is a critical part of planning a green future that’s good for everyone.
The former mayor of New York is thinking of running as a third-party candidate -- which would help get a climate-denying Republican elected.
After the snow melts, the hare's bright white coat attracts the attention of predators.
There's just a 0.01 percent chance that recent run of global heat records could have happened due to natural climate variations, a new study shows.
Pound it, SCOTUS.