Sea level rise could inundate US coastlines by 2050, NASA predicts

Jason Elam wades through flood waters around his home after Hurricane Nicole blew ashore on Nov. 10, 2022 in Daytona Beach, Florida.
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Sea levels are rising faster than previously thought, meaning low-lying coastal cities in the United States could flood more regularly in the coming decades, a NASA study has revealed.

According to the study, which analyzed three decades of satellite observations, by 2050, sea level along the contiguous US coastline could rise as much as 12 inches (30 centimeters) above the current waterline, the research team said. said in a statement (opens in new tab). The Gulf Coast and Southeast regions are expected to be the most severely affected, and storm surges and surges are likely to increase in the near future, according to the study, published Oct. 6 in the journal Communication Earth and environment (opens in new tab).

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