Does Anyone Understand Geo-Engineering?
Research may be needed to evaluate alternatives to reducing greenhouse-gas emissions.
Geo-engineering schemes fall broadly into two categories: those designed to remove carbon dioxide from the atmosphere and those designed to shade the earth and reflect sunlight back into space to cool the planet. Some researchers, for example, have proposed seeding the oceans with iron particles to fertilize carbon-dioxide-consuming algae. Others, including the Nobel laureate Paul Crutzen, have suggested injecting sulfurous particles into the upper reaches ... Full Story »
Posted by Kaizar Campwala
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