David Keith Has an Idea to Slow Global Warming: Geoengineering
David Keith wants to spray a pollutant into the sky to block some sunlight. He says the benefits would outweigh the danger. David Keith wants to spray a pollutant into the sky to block some sunlight. He says the benefits would outweigh the danger. Content Type: Personal Profile, Keith, David (1954- ), Global Warming, Greenhouse Gas Emissions,…