New Scientist: "Teeming with life" may not be the description that springs to mind when thinking of the Arctic Ocean, but that could soon change as global warming removes the region’s icy lid. A study of what the Arctic looked like just before dinosaurs were wiped off the planet has provided a glimpse of what could be to come within decades. Alan Kemp of the UK National Oceanography Centre in Southampton and colleagues used powerful microscopes to inspect cores of mud extracted from the …