Karl Ritter, chief of bureau, Nordics & Baltics News, Stockholm, for using scientific sources and data to reveal that the world energy system has already locked in enough carbon emissions in existing power plants and transportation to blow the temperature goals of the Paris Agreement. The story, written from the site of one of Europe's dirtiest coal power plants, was accompanied by Michael Sohn photos and a video edited and scripted by Stockholm videojournalist David Keyton using footage from Germany, Sweden and California.