NASA satellite data helps pinpoint glaciers’ role in sea level rise

eco-logic-view

A new study of glaciers worldwide using observations from two NASA satellites has helped resolve differences in estimates of how fast glaciers are disappearing and contributing to sea level rise.

This article was published at http://www.nasa.gov. Click on the link in order to read the original text. Here are some highlights.

The new research found glaciers outside of the Greenland and Antarctic ice sheets, repositories of 1 percent of all land ice, lost an average of 571 trillion pounds (259 trillion kilograms) of mass every year during the six-year study period, making the oceans rise 0.03 inches (0.7 mm) per year.

For the first time, we have been able to very precisely constrain how much these glaciers as a whole are contributing to sea level rise,” said Alex Gardner, Earth scientist at Clark University in Worcester, Mass., and lead author of the…

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