Author Archives: earth science society

About earth science society

I am an earth scientist. Understanding earth is essential for the well-being of our global society. Earth is fascinating, science is fascinating and a better understanding of both can help society forward. This blog attempts to make a contribution to raising awareness of these issues.

Canadian Earth Science for @PMHarper 11 – Dino Hunt!

Posted on February 12, 2015

The preamble to this review series is here Posted today, February 12, the 206th anniversary of Charles Darwin’s birth and just in time for tomorrow, another #FossilFriday and another day to watch Dino Hunt! —– Bramble, K., M.E. Burns and … Continue reading →

Posted in Canadian Earth Science for @PMHarper, Geoheritage, Paleontology | Tagged , , , , , , , , | Leave a comment

Extreme tides and Winter ice

Posted on February 5, 2015

Figure 1. Winter ice on the salt marshes of Minas Basin photographed from Wolfville, Nova Scotia, March 1, 2007. View to the North.  What is an estuary? An estuary is a bay with an open connection to the sea. Rivers … Continue reading →

Posted in climate change, General geoscience, Nova Scotia | Tagged , , , , , , , , , , , , , , , , , , | 1 Comment

Canadian Earth Science for @PMHarper 10 – a question of Iron

Posted on January 14, 2015

The preamble to this review series is here —– Halverson, G.P., F. Poitrasson, P.E. Hoffman, A. Nédélec, J.-M. Montel and J. Kirby, 2011, Fe-isotope and trace element geochemistry of the Neoproterozoic syn-glacial Rapitan iron formation. Earth and Planetary Science Letters, v. … Continue reading →

Posted in Canadian Earth Science for @PMHarper, climate change, General geoscience | Tagged , , , , , , , , , , , , | Leave a comment

Nova Scotia’s own Great Unconformity: my new banner photo for 2015

Posted on January 3, 2015

The Angular Unconformity (U) at Nova Scotia’s Rainy Cove, separating intensely folded and faulted early Carboniferous shales and sandstones of the Horton Group (labeled 1 below the unconformity) and gently inclined, undeformed sandstones and conglomerates of the Wolfville Formation (2) at … Continue reading →

Posted in General geoscience, Nova Scotia | Tagged , , , , , , , , , , , , , , | 1 Comment

2014 in review: my world according to WordPress

Posted on December 29, 2014

The WordPress.com stats helper monkeys prepared a 2014 annual report for this blog. Here’s an excerpt: A New York City subway train holds 1,200 people. This blog was viewed about 6,200 times in 2014. If it were a NYC subway … Continue reading →

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A #tsunami is really a tidal wave, except it isn’t

Posted on December 29, 2014

Katsushika Hokusai, Great Wave off Kanagawa. Image from Wikimedia. Original in the Metropolitan Museum of Art, New York, USA This week marks the 10-year anniversary of the Great Sumatra earthquake which triggered the devastating Indian Ocean Tsunami that killed a quarter million people. … Continue reading →

Posted in General geoscience, Natural hazards | Tagged , , , , , , , , , | Leave a comment

Four Billion Years and Counting: Canada is as old as the Earth and this book tells all

Posted on December 10, 2014

    Just published! 400-pages on Canada’s geologic heritage in both official languages for only $39.95! Order your English language copy here and your French copy here.  The book’s website has tons of freely downloadable illustrations and other materials for … Continue reading →

Posted in General geoscience, Geoheritage | Tagged , , , , , , , , , | Leave a comment