Dead Last! Pew Poll: Global warming finishes 22nd of 22 ‘top policy priorities of 2012’: ‘A quarter of Americans now find climate change a top concern, down from almost 4 in 10 in 2007’
Having failed to gain traction with solar geoengineering schemes, greens are dusting off ocean geoengineering ideas. But like all green ideas, ocean geoengineering has...