Solar Geoengineering (IMAGE)

University of California - Berkeley

Solar Geoengineering

Caption

One proposal for solar geoengineering is to inject sulfate aerosols into the atmosphere, similar to what happens after large volcanic eruptions. The blanket of smog acts as an umbrella, reducing sunlight and temperatures a few percent to counter global warming.

Credit

Stephen McNally and Hulda Nelson, UC Berkeley

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