Climate Change

Robert Redford is an actor, director and trustee of the Natural Resources Defense Council. The opinions expressed in this commentary are those of the author. View more opinion articles on CNN. (CNN)Earlier this week, Donald Trump notified the United Nations…

One of the world's thickest mountain glaciers is finally succumbing to global warming, a new analysis reports. The Taku Glacier, located north of Juneau, Alaska, has started to retreat as temperatures rise, said Mauri Pelto, a glaciologist at Nichols College…

It only Tuesday, but more than 11,000 scientists around the world have come together to declare a climate emergency. Their paper, published Tuesday in the journal Bioscience, lays out the science behind this emergency and solutions for how we can deal with it…

Climate change activist Greta Thunberg graciously let Critters 3 star Leonardo DiCaprio post an Instagram pic with her on Friday. DiCaprio, who also dabbles in climate activism, praised Thunberg in the post as a "leader of our time" and called upon world lea…

Harry Nevak (left) starts filling his boat in Newtok with his family's belongings in order to move them over to Mertarvik. Marc Lester/ Anchorage Daily News It's finally moving day in Newtok, Alaska, the village where erosion has already claimed several hom…

Image copyrightProject PermasenseImage caption Frequent rock-falls have added risks for mountaineers in many regions Mountaineering in some parts of the world is becoming riskier because of climate change, climbing experts and scientists warn. They say wa…

On Wednesday, Chile announced it would no longer host an international climate conference despite it being a little more than a month out. The move comes as protests over inequality roil the country. The only reason the conference was scheduled in Chile in th…

85% of cities are feeling climate change—but nearly half aren’t dealing with it.

Naomi Hollard was on her way to a climate summit, passing through one of Michigans most polluted zip codes, 48217, in southwest Detroit, when her throat started burning. Her view out of the car window was even more harrowing. Miles of toxic industrial facilit…

The U.S. worries that China has become a political and economic threat. China worries that the U.S. is attempting to constrain it. These concerns increasingly resemble a classic Cold War conflict. Such security threats are misplaced. Trade wars and technolog…