Underfoot: A Geologic Guide to the Appalachian Trail, by V. Collins Chew Published in 1988 by the Appalachian Trail Conference, this volume is a very AT-focused look at east coast geology. It’s also out of date, and a little hand-wringing when it comes to making clear conclusive statements about the arc of geologic history. The … Read more
A guest contribution for the Friday fold, from reader Christian Gronau: Christian reports that this is located on the North side of Hwy.11, 20 miles east of Saskatchewan River Crossing, Alberta. Eastern foothills of the Canadian Rocky Mountains. Faulting and folding in Early Cretaceous Luscar Group sediments. Typical repeating sequence of sandstone, siltstone and coal. … Read more
Callan reviews nine books in a big batch – some geoscience, some anthropology, some fiction, some natural history. Something for everyone!
Callan reviews a new book about endangered species and ecosystem recovery in various parts of Europe.
Katie Mack is the incoming Hawking Chair in Cosmology and Science Communication at the Perimeter Institute in Waterloo, Ontario. She has written an excellent book about the end of the universe, The End of Everything. In it, she explains with wit and insight, four different ways the universe could die. I read it a year … Read more
Callan reviews a book which sets out to perform a comprehensive accounting of submerged lands through the lens of science, but also with an anthropological emphasis on memory and memory’s longer-lived but more flamboyant cousin, mythology.
It hasn’t been a good year for much, but I did get a lot of birding in. Traditionally, on new year’s day, I post my “yard list” from the previous year: a list of all the bird species I’ve personally observed from my yard. At my new house, I now have a full calendar year … Read more
Callan reviews Scottish author David Farrier’s nonfiction exploration of humanity’s signatures on the geologic record.
Happy Friday, all! Two shots today from my friend Joe up in Vermont. He sends these from the Champlain Valley, at a place called Raven’s Ridge. It looks like an alternating series of sandstones and shales, arched into an anticline, perhaps during the Acadian Orogeny (??). According to the Nature Conservancy’s website, porcupines live in … Read more
