This is significant because: "... scientists now have observed evidence validating climate model projections, as well as providing policy-makers with a "data-d

This is significant because: "... scientists now have observed evidence validating climate model projections, as well as providing policy-makers with a "data-driven assessment of sea level change that does not depend on the climate models ..." In other words, this is the validation of the predictive ability of climate models that skeptical folks like myself have long been demanding. At least as far as sea level rises go, we finally have a solid basis for cost - benefit evaluation of emissions control policy.