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Environment

Earth’s atmosphere is trapping twice as much heat as it did in 1993

Earth’s energy imbalance, a key measure of global warming, has doubled in the past 20 years, raising concerns about how much heat the oceans are absorbing

By Madeleine Cuff

5 June 2024

More of the sun’s heat is getting trapped by Earth’s atmosphere

muratart/Shutterstock

Earth’s atmosphere is trapping more than twice as much excess heat now compared to 1993, making scientists increasingly concerned about the impact on the world’s oceans.

The planet’s energy imbalance is a measure of how much surplus heat there is in the climate system. It is the difference between how much energy enters Earth’s atmosphere from the sun, and how much is radiated back into space.

Earth has been absorbing…

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