Ocean heating doubles

The ocean is taking heat. That’s the conclusion of a new study that finds that Earth’s oceans now absorb heat at twice the rate they did 18 years ago. Around half of ocean heat uptake since 1865 has taken place since 1997, researchers also report online January 18 in Nature Climate Change. Warming waters are known to contribute to coral bleaching (SN Online: 10/8/15) and they take up more space than cooler waters, raising sea levels. While the top of the ocean is well studied, its depths are trickier to…

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