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23 March 2018

Friday fold: Snow day edition

Snow may have cancelled the geology class, but there’s plenty to see outside! Join us for a tour of three fine examples of physical analogues in snow that show deformation akin to that we observe in rocks under tectonic stresses.


17 January 2018

Winter ichnology puzzle

Here’s a puzzler to warm up your chilly brain this Wednesday morning: Click to enlarge Figure out the story told by this set of imprints in the snow. The branch of science called ichnology studies the traces organisms leave behind. There’s a neat little story here. If you’ve got a guess, then you can check your answer by watching the video that this screenshot came from. It was posted on …


14 October 2013

Monday Geology Picture: Snowy South African Mountains

This past winter was fairly cold here in South Africa. Somewhat unusually, many of the tops of the mountains in the Western Cape were periodically dusted with snow. There was even snow on Table Mountain in Cape Town. During a recent backpacking trip along the Tsitsikamma Trail, my friends and I experienced some cold night-time temperatures although there was no snow in the Tsitsikamma region. However, when we were driving back …


15 July 2013

Monday Geology Picture: Snow in South Africa

Here’s something you don’t see every day: snow in South Africa! In late June my husband and I drove from Cape Town to Robertson, South Africa to visit my husband’s grandmother. It had been fairly cold and rainy in Cape Town for much of June. As we were driving through the mountains of the Cape Fold Belt, we noticed that there was snow on the tops of some of the …


5 July 2012

Floe Lake hike

Last summer, my wife and I spent some time in the Canadian Rockies. One of the things we did was to take a three-day backpacking trip to Floe Lake, in Kootenay National Park, British Columbia. We picked a rough couple of days for hiking – We got a lot of Canadian Rockies precipitation out there: we got rained on, hailed on, and snowed on during those three days. Here’s our …