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During the Ordovician Period, a time of significant changes for Earth’s life-forms, plate tectonics and climate, the planet ...

Scientists argue that halting the increase in annual emissions is a first step — and shouldn’t be our only focus.

For the third straight year, efforts to fight climate change haven’t lowered projections for how hot the world is likely to ...

Many climate-change experts say the second Trump administration's focus on the economy exposes Americans to more long-term ...

Scientists monitoring Earth’s climate have identified a concerning trend in global warming starting in April 2023. While ...

The 2024 state of the climate report shows 25 of the 35 vital signs scientists are monitoring are at their all-time worst ...

Climate scientists say the atmospheric warming, mainly from human burning of fossil fuels, is causing ever more extreme and ...

Nov. 14, 2024 — A new study determines that just four policies can reduce mismanaged plastic waste -- plastic that isn't recycled or properly disposed of and ends up ... Breakthrough in ...

Earth’s warming could trigger sweeping changes ... calls for breaking up the federal agency that maintains weather data and collects climate change information. At the U.N. climate conference ...

Nov. 5, 2024 — At the end of the last global ice age, the deep-frozen Earth reached a built-in limit of climate change and thawed into a slushy planet. Results provide the first direct ...

The meeting just getting underway in Azerbaijan won't have the top leaders of the 13 largest carbon dioxide-polluting ...