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Tag Archives: ice sheet

Piercing a buried polar lake

By Janet Raloff / January 29, 2013

This 1,000-meter hose — spooled onto an enormous and very heavy container — was used as a drill to pierce deeply through Antarctica’s ice. Credit: J. Raloff/Science News for Kids

Researchers in Antarctica drilled through a half-mile of ice to reach water that hasn’t had contact with the atmosphere for thousands of years.

Posted in Earth | Tagged Antarctic Sun, Antarctica, bacteria, Brent Christner, ecology, ecosystems, Frank Rack, germs, getinvolved, hot-water drill, ice sheet, Jill Mikucki, John Priscu, Lake Ellsworth, Lake Vostok, Lake Whillans, Louisiana State University, Martin Siegert, microbes, microbiology, polar science, South Pole, subglacial lakes, Tristy Vick-Majors, University of Bristol, University of Montana, University of Nebraska, University of Tennessee, viruses, WISSARD

Less ice, more seawater

By Stephen Ornes / December 20, 2012

Meltwater on the Greenland ice sheet carved this canyon.

Credit: Ian Joughin

Shrinking ice sheets contribute to rising sea levels, large-scale study confirms

Posted in Earth | Tagged Andrew Shepherd, Antarctica, Arctic, climate change, earth science, England, environmental science, getinvolved, glacier, global warming, Greenland, ice sheet, icebergs, Penn State University, satellites, sea level rise, snow, topstories, University of Leeds

Slowing ice flows

By Stephen Ornes / May 29, 2012

These icebergs in Greenland probably broke off the floating end of a glacier. Scientists study such ice formations to learn about climate change. Credit: Ian Joughin/University of Washington

New satellite study of glacier motion shows stop-and-go ice movement

Posted in Earth | Tagged climate change, getinvolved, glaciers, glaciology, Greenland, ice sheet, sea level, Twila Moon, University of Washington