In the quest to go green, geoengineering has long been an attractive idea at the periphery of climate policy discussion. The tempting notion of engineering humanity’s way out of a putative environmental catastrophe using the same tools that helped generate our global climate crisis, is attractive to many. These proposals also often conveniently sidestep notions of policy reform or responsibility, and involve seemingly outlandish suggestions such as massive mirrors in space or spraying the atmosphere with silver particulates may result in a captivating, although often unhelpful, discussion.
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