Various: Some experts predict a three- to five-foot sea level rise could affect coastal communities by the year 2100. A study published in the journal Nature Geoscience claims there is a better than 90-percent chance that the sea level rise along the coast will exceed the mean global sea level rise by 2100. The study attributed the rise to thermal expansion and the slowing of the North Atlantic Ocean circulation because of warmer ocean surface temperatures. The researchers found that …