Weather Patterns Cause Greenland Ice Sheet Changes
August 23 — Scientists have found that normal weather patterns, not long-term climate changes, are the cause of large elevation changes in parts of the Greenland ice sheet. The research published in Nature reports that changes in the ice sheet's upper elevations are due to natural variations in snow accumulation over time. (University of Missouri ? Columbia release) More

New Method Predicts Severity Of Hurricane-Driven Waves
August 9 — A University of Florida researcher has developed a new method to more accurately estimate the severity of waves near shore during hurricanes. (Florida Sea Grant, University of Florida release) More

Arctic Temperatures Warmest In Past Four Centuries
August 9 — Arctic temperatures in the late 20th century were the warmest in four centuries according to Arctic researchers. A variety of other environmental changes in the Arctic are also highlighted. (National Snow and Ice Data Center release) More

Spy Satellite Photos Document Desert Plant Invasion
August 8 — A long-term desertification study in southern New Mexico includes declassified spy satellite images, combined with aerial photos, to document an invasion of honey mesquite bushes into a former arid grassland. (Duke University release) More

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