Reuters: A portion of Alaska’s North Slope coastline is eroding at a rate of up to 45 feet a year, posing a threat to oil operations and wildlife in the area, according to a new report issued by scientists at the University of Colorado. Warmer ocean water has thawed the base of frozen bluffs and destroyed natural ice barriers protecting the coast, causing large earth chunks to fall each summer, the scientists said. “What we are seeing now is a triple whammy effect,” study co-author …