It’s been a pretty bad couple of weeks on the climate front. Two separate teams of climate scientists warn that the collapse of the western Antarctic ice sheet has already begun and is now too late to stop. The six glaciers already in retreat are enough, by themselves to add four feet to global sea…

Of all the complex wicked problems facing the biosphere today perhaps the most contentious, and ultimately the most important, is climate change. A new paper in Geophysical Research Letters  from lead author Eric Rignot at NASA’s Jet Propulsion Laboratory adds to the already substantial body of evidence that climate change poses an immediate threat to human civilization. The study notes that due…