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15 December 2017

Aerial Geology, by Mary Caperton Morton

There’s a lovely new coffee table book out, just in time for holiday shopping. My fellow EARTH magazine contributor Mary Capterton Morton is the author of Aerial Geology, a beautiful massive tome that profiles a hundred geologically interesting locations across the North American continent. Mary was kind enough to forward me a copy for review, and I was delighted to flip through its gorgeous pages. It’s a visual feast, with …


22 November 2016

We are in unprecedented territory with global sea ice

The amount of sea ice on planet Earth is much, much lower than ever recorded at this time of year. Will this anomaly turn out to be a relatively minor “weather” event? Or is this what a sea ice tipping point looks like?