<p>Scientists grasping at geoengineering straws to maintain a quasihuman technotopia into the post-Anthropocene have proposed a lot of bad ideas but occasionally something pops up that could conceivably work. Those in the latter category need to be put to the proof. We will have a closer look at one of those, but first a quick bit of background.</p>
<p><a href="http://www.energybulletin.net/stories/2012-07-28/vacuuming-atmosphere">read more</a></p>