Watching the Waters

 Scientists believe ocean currents and natural cycles are temporarily offsetting a sea level rise in the Pacific Ocean. Photograph: Ray Collins/Barcroft Media

Scientists believe ocean currents and natural cycles are temporarily offsetting a sea level rise in the Pacific Ocean. Photograph: Ray Collins/Barcroft Media

Over the past century, the burning of fossil fuels and other human and natural activities has released enormous amounts of heat-trapping gases into the atmosphere. These emissions have caused the Earth’s surface temperature to rise, and the oceans absorb about 80 percent of this additional heat. As per a recent update from a panel of NASA scientists, sea levels worldwide rose an average of nearly 3 inches (8 cm) since 1992, the result of warming waters and melting ice.

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