Chesley Bonestell, “The Exploration of Mars” (1953), oil on board, 143/8 x 28 inches, gift of William Estler, Smithsonian National Air and Space Museum. Reproduced courtesy of Bonestell LLC.

Geoengineering: Maybe, and Only as Part of a Larger Plan

November 20, 2017

11/14/17 – A congressional subcommittee recently held hearings on the potential of geoengineering to keep climate change in check. But two dozen prominent thinkers in the field cautioned in a letter to the lawmakers that though this approach may hold promise, “Any consideration of a federally funded and coordinated research program into geoengineering must be in the context of a strategic portfolio of responses to climate change, which leads with climate science, mitigation and adaptation.” Two of the letter’s signers have also argued this case here and here in Issues.