The California governor told a global climate conference that the Trump administration was "doubling down on stupid."

Indigenous people are used to adapting, so when the power failed at their kickoff event at this year's United Nations climate talks, they rolled with it. Participants from around the world sweated through song,

The United Nations called Tuesday for an investigation into what is believed to have been the deaths of hundreds or more people while protesting the disputed election in Tanzania in which presidential candidates from the two main opposition parties were barred.

There are other thorny issues to tackle for delegates who do attend the negotiations, including a plan to scale up climate finance to $1.3 trillion annually to help communities recover from climate disasters, adapt to the even more extreme changes ahead, and build out more carbon-free sources of energy.

U.N. climate negotiations are underway in Brazil, and leaders are pushing for accelerating efforts to curb global warming by drastically reducing the carbon pollution that causes it.

If the world wants an American climate leader, the California governor is happy to play the part, even if his country isn’t quite ready to follow.

The U.N. migration agency warned on Tuesday that humanitarian efforts in Sudan's war-torn North Darfur region might come to a complete halt unless immediate funding and safe delivery of relief supplies are ensured.

As the United Nations marks its 80th anniversary, one story stands out: the world’s journey—through challenges and breakthroughs—toward sustainable development for all. Advancing Together, a new UN DESA report,