Blocking the Sun Is No Plan B for Global Warming (David Biello, Scientific American , Dec. 9, 2016)
Today we review an assessment of attempting to reduce global warming by directly reducing incoming sunlight for the entire globe by artificial means, known as geoengineering. In view of the failure of many countries to take action to mitigate climate change, the challenge to reduce carbon emissions has gone to the point where many feel that taking direct action through geoengineering is the only solution. The author warns though that doing this may produce inadvertent disasterous results as well as giving relief to the very modest efforts currently being made to reduce CO2 emissions.
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