More than one world leader says humanity’s future, even survival, hangs in the balance when international officials meet in Scotland to try to accelerate efforts to curb climate change. Temperatures, tempers and hyperbole have all ratcheted up ahead of the United Nations summit.

Youth activists are hoping to turn up the heat on governments on Friday, September 24, 2021, with the first large-scale international protest against climate change in six months.

A new report shows the world is on a “catastrophic pathway” toward a hotter future unless governments make more ambitious pledges to cut greenhouse gas emissions, the head of the United Nations said on Friday, September 17, 2021.

The U.N.'s top climate official urged governments Monday to stop their “deferral and delay” tactics and instead embrace rapid, widespread measures to curb and adapt to global warming.

As the world staggers through another summer of extreme weather, experts are noticing something different: 2021′s onslaught is hitting harder and in places that have been spared global warming’s wrath in the past.

More than 20 people have died and dozens of people were missing on Thursday in Germany and neighbouring Belgium after heavy flooding turned streams and streets into raging torrents, sweeping away cars and causing buildings to collapse.

U.S. climate envoy John Kerry said Tuesday that Washington is looking into the possibility of introducing a fee on imports from countries that don't tax heavy polluters, but he cautioned that such a move could carry risks “downstream.”

A report by the International Energy Agency says immediate action is needed to reshape the world's energy sector in order to meet ambitious climate goals by 2050, including ending investments in new coal mines, oil and gas wells.

Teenage climate activist Greta Thunberg said she was surprised and honoured on Wednesday, December 11, 2019, to learn she had been named Time’s youngest “Person of the Year,” saying the accolade deserved to be shared by others in the global movement she helped inspire.