Climate Crisis

Four people die defending planet Earth every week, a new Global Witness study finds.
Both are urgent global crises, both are taking lives but our reactions are very different. Climate experts explain why.
Christian Figueres, the lead U.N. negotiator of the Paris climate agreement, says the next decade is the most important in the history of humanity.
"I have never seen anything like this before, and Ive been in and around this stuff for 20 years," the CEO of one environmental group reveals.
To save the world, we must follow the money, climate campaigners say.
There's still hope if we act fast, experts write in the new Exponential Climate Action Roadmap.
She sits alone outside the Swedish parliament in the picture.
There's still hope if we act fast, experts write in the new Exponential Climate Action Roadmap.
The 16-year-old Swedish climate change activist sets sail for the US on board a zero-emissions yacht on Wednesday.