A tanker arrives in the Houston Ship Channel (background) near a spot where the road now dead ends into water at the San Jacinto battlefield in Houston, Texas March 6, 2014. The battlefield where Texas won its independence from Mexico is disappearing beneath rising sea levels. Picture taken March 6, 2014. To match Special Report SEALEVEL-FIXES/GALVESTON REUTERS/Rick Wilking (UNITED STATES - Tags: ENVIRONMENT DISASTER SCIENCE TECHNOLOGY MARITIME) - RTR4FCYI

Sea level rise is real, and it’s getting worse.
A study published in the journal Nature Climate Change shows that global sea level rise jumped by 50 percent from 1993 to 2014, the most recent year for which data are available. In 2014, sea levels rose 3.3 millimeters—more than an eighth of an inch—while in 1993 they ticked up 2.2 millimeters.
The paper found that melting of the Greenland ice sheet is the major new contributor. In 1993, it accounted for only 5 percent of the rise, but in 2014 it was responsible for one-quarter of the increase. The paper looked at satellite measurements and tide gauges, which measure sea levels around the world.
Sea levels rise has accelerated 50 percent between 1993 and 2014. Rick Wilking / REUTERS
The acceleration is particularly intense on the U.S. East Coast, especially for Virginia and …
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