Mashable: Solar geoengineering is nuts.
That, at least, is the reaction of many who hear about it for the first time. And how can it not be? Serious scientists are talking about deliberately trying to reflect a small fraction of sunlight back to space in order to cool planet Earth.
But calling it nuts is beside the point. The real question is: nuts compared to what? Isn't it insane to be pumping billions of tons of carbon dioxide into the atmosphere year after year, hoping it will be fine in the end?...