Humans almost certainly cause global warming, scientific panel says

by Darryl Fears

Peru’s melting Pastoruri glacier: Twenty-two percent of the surface area of Peruvian glaciers has disappeared in the past 30 years.  Photo: Washington Post

A panel of the world’s leading climate scientists strongly asserted Friday that “it is extremely likely that human influence has been the dominant cause” of global warming since 1950 and warned of more rapid ice melt and rising seas if governments do not aggressively act to reduce the pace of greenhouse gas emissions.