title: Climate change. Hansen's retirement from NASA spurs look at his legacy.
authors: Eli
authors: E
authors: Kintisch
mesh_terms: D057231:Climate Change; D049673:History, 20th Century; D049674:History, 21st Century; D011640:Public Policy; D014481:United States; D018557:United States National Aeronautics and Space Administration / Q000458:organization & administration*