Report sees sharper sea rise from Arctic melt (Update)

(AP) -- The ice of Greenland and the rest of the Arctic is melting faster than expected and could help raise global sea levels by as much as 5 feet this century, dramatically higher than earlier projections, an authoritative ...

Why some beaches are getting bigger despite rising sea levels

In a warmer world, rising sea levels could render many coastlines, beaches, and reef islands uninhabitable, or destroy them altogether. The 1.09℃ Earth has warmed since pre-industrial times has already heightened seas by ...

Propping up glaciers to avoid cataclysmic sea level rise

As global warming outpaces efforts to tame it, scientists have proposed building massive underwater structures to prevent an Antarctic glacier the size of Britain from sliding into the sea and lifting the world's oceans by ...

Antarctica's effect on sea level rise in coming centuries

There are two primary causes of global mean sea level rise - added water from melting ice sheets and glaciers, and the expansion of sea water as it warms. The melting of Antarctica's ice sheet is currently responsible for ...

Why seas are rising ahead of predictions

Sea levels are rising faster than expected from global warming, and University of Colorado geologist Bill Hay has a good idea why. The last official IPCC report in 2007 projected a global sea level rise between 0.2 and 0.5 ...

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