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Tag: ice sheets


A U.S. researcher says projected sea-level rise over the next century has been underestimated because current models fail to consider several critical feedbacks that might accelerate rising seas in the coming decades. While the 2007 report of the Intergovernmental Panel


According to a new NASA-funded study, Greenland and Antarctic ice sheets are losing mass at a much faster rate than previous model forecasts have predicted. The study, the longest of its kind—almost 20 years—used satellites to measure changes in polar Read more…


If industrial carbon dioxide emissions continue unabated, atmospheric concentrations of CO2 could by 2100 reach levels not seen in at least 30 million years, when Earth’s average temperature was 25 to 30 degrees F warmer than today, according to an Read more…