Humans are reeling under climate disruption, and there's worse to come, scientists warn in the latest UN climate assessment.
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The Russian invasion of Ukraine has led top Ukrainian scientists to withdraw from final approvals of a landmark climate report.
Thawing permafrost driven by climate change could free decades-old radioactive material, antibiotic-resistant microbes and unknown viruses that have been frozen for millennia.
Hundreds of scientists with a UN panel reviewed more than 14,000 studies documenting climate change evidence, to create a new report for policymakers worldwide.
A severe drought going into the summer is setting up the western United States for water rationing and nasty wildfires.
Plant fossils that may be a million years old hint that Greenland's icy shell melted away more recently than expected — and could melt again.
At least twice, the Arctic Ocean was a freshwater pool cut off from other oceans and capped with almost 3,000 feet of ice.
Researchers with NASA and NOAA released their annual assessments of global temperatures and climate trends, finding 2020 to be one of the hottest years in 140 years of record-keeping.
A chunk of ice about the size of Queens and the Bronx combined has broken off what was, until this fracture, the world's largest iceberg.
A mammoth oil tanker is decaying into the Red Sea, threatening to pollute the water supply of millions of people and the world's most resilient coral reef.
Arctic sea ice has been in decline for a while now, but 2020 is turning out to be the second-worst year ever — with implications for the whole planet.
September tied the record for the warmest average global temperatures during that month, according to a new NOAA report.
A new report by the Intergovernmental Panel on Climate Change addresses how climate change threatens Earth's oceans and frozen places.
Students around the world are walking out of schools on Friday (Sept. 20) in a global strike for climate action.