Sea Levels Rose Faster in 20th Century Than in Previous 2,700 Years

Scientists have modeled a history of the planet's sea levels spanning back 3,000 years, and concluded that the rate of increase last century "was extremely likely faster than during any of the 27 previous centuries." Moreover, the study found that without human-caused climate change, the global sea level would have "very likely" changed by between a 1.18 inch drop and a 2.75 inch rise over the 20th century -- rather than the 5.512 inch rise that was observed.

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