The drop in carbon dioxide emissions during the COVID-19 pandemic shows we can change our energy-hungry behavior—and how much further we have to go.
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As the energy demands of training AI deep neural networks rise, a new method could help brings those demands back down, resarchers say.
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Some newer climate change models may overestimate how much the temperature will increase in the future, researchers report.
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By 2050, sea ice at the North Pole could be gone, researchers say. But how long the disappearance lasts is up to us.
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201 million year ago, climate change wiped out nearly half of the species on Earth. New research shows volcanic CO2 emissions played a direct role.
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Ancient micrometeorites may have run into CO2 on their way to Earth's surface, which gives researchers a clearer view of the early Earth's atmosphere.
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A new method turns just about any kind of carbon-based trash, from banana peels to coffee grounds, into "flash graphene" to make building materials greener.
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An artificial photosynthesis panel could use sunlight and water to convert carbon dioxide from smokestacks into usable "green methane."
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Carbon capture technologies could actually produce more carbon dioxide than they suck up. Focusing on renewables is a better solution, researchers say.
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