Each year for the past 12 years, an international team of scientists have issued a ‘report card’ on the Arctic climate system. The report amounts to a physical exam of the vast, rapidly changing region, including details on everything from surface air temperatures to sea ice melt and permafrost loss.
A new study estimated that southern areas of the US, many of which are already poor, could face a 20 percent decline in economic activity if carbon emissions continue unabated through the 21st century.
Last year was the hottest on record by a wide margin, with temperatures creeping close to a ceiling set by almost 200 nations for limiting global warming, the European Union's Copernicus Climate Change Service said.
Nearly half the species on the planet are failing to cope with global warming the world has already experienced, according to an alarming new study that suggests the sixth mass extinction of animal life in the Earth’s history could take place in as little as 50 years.