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Coordinated Action Against Climate Change: A New World Symphony
According to the International Panel on Climate Change's latest report, issued in 2014, any plausible path for reducing global greenhouse gas emissions that would keep the Earth from warming by more than 2 degrees Centigrade will require direct interventions to modify the atmosphere-that is, ge...
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Published in: | Issues in science and technology 2017-04, Vol.33 (3), p.78-82 |
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Main Author: | |
Format: | Article |
Language: | English |
Subjects: | |
Online Access: | Get full text |
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Summary: | According to the International Panel on Climate Change's latest report, issued in 2014, any plausible path for reducing global greenhouse gas emissions that would keep the Earth from warming by more than 2 degrees Centigrade will require direct interventions to modify the atmosphere-that is, geoengineering. This conclusion obviously applies even more starkly to the aspirational goal of limiting warming to 1.5 degrees or less that was adopted at the 2015 United Nations climate conference in Paris. These targets indicate that we should be prepared for a future where deployment of technologies to intentionally modify the global climate for human benefit will be contemplated, and thus in turn that we need to know more, and soon, about if and how such modifications might work. Since the Nobel Prize-winning atmospheric chemist Paul Crutzen wrote his famous article in 2006 pointing to the possibility that humans could deliberately cool a warming Earth, scientists have focused on two possible classes of geoengineering technologies. |
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ISSN: | 0748-5492 1938-1557 |