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Elisabeth Kosters
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Tag Archives: Ice Age
Extreme tides and Winter ice
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, Minas Basin, Bay of Fundy, Nova Scotia
Tagged Atlantic, Canada, climate, Climate Change, coastal zone management, earth science, energy, environment, geology, geoscience, Ice Age, Minas Basin, Nova Scotia, oceanography, Quaternary, Science, Sea Level, sedimentology, tides
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Canadian Earth Science for @PMHarper 10 – a question of Iron
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
Four Billion Years and Counting: Canada is as old as the Earth and this book tells all
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 Canada, earth science, energy, environment, evolution, extinction, geology, Ice Age, natural disaster, natural hazard
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Canadian Earth Science for @PMHarper 9 – measuring the thickness of polar sea ice through time
The preamble to this reviews series, categorized as “Canadian Earth Science for @PMHarper”, is here. — de Vernal, A., R. Gersonde, H. Goosse, M.-S. Seidenkrantz, and E.W. Wolff, 2013, Sea ice in the paleoclimate system: the challenge of reconstructing sea … Continue reading
Granites, Glaciers and the Ocean: a hike
We hiked, the other day – a well-known coastal trail, but new to me. So much still to discover here and it’s not like we haven’t been trying. The trail is in Crystal Crescent Beach Provincial Park and takes the … Continue reading
Posted in General geoscience, Geoheritage, Nova Scotia
Tagged Atlantic, batholith, Canada, continent break-up, earth science, geology, geoscience, granite, Ice Age, Nova Scotia, Quaternary, Sea Level
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Canadian Earth Science for @PMHarper 4 – Ice ages and Klondike gold
The pre-amble to this series of reviews is here Froese, E.G., Zazula, G.D., Westgate, J.A., Preece, S.J., Sanborn, P.T., Reyes, A.V., Pearce, N.J.G., 2009, The Klondike goldfields and Pleistocene environments of Beringia. GSA Today, v. 19, no. 8, p. 4-10. … Continue reading
A no-brainer for every earth scientist: time travel!
Because this is a WordPress blog, I receive the weekly WordPress writing challenges, which are all about encouraging and helping aspiring fiction writers, which I am not. However, this week’s challenge is irresistible – Time Travel! This is the challenge … Continue reading
Posted in General geoscience, Nova Scotia
Tagged Canada, Chixculub, Deccan Traps, DPChallenge, extinction, Glooscap, Holocene sea level rise, Ice Age, K-T extinction, Minas Basin, MiqMaq, Quaternary, tides, time travel
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Canadian Earth Science for @PMHarper – 1: The end of the last Ice Age off Newfoundland
The preamble to this review series is here. Roger, J., Saint-Ange, F., Lajeunesse, P., Duchesne, M.J., and St-Onge, G., 2013, Late Quaternary glacial history and meltwater discharges along the Northeastern Newfoundland shelf. Canadian Journal of Earth Sciences, v. 50, p. … Continue reading
Dreikanter: The biography of my favourite ventifact
(photo E. Kosters) This is my favourite ventifact, a real Dreikanter, a German word meaning ‘three sider’. This vernacular term became the formal label for a ventifact with three sides. My Dreikanter is a well-sorted pure quartz sandstone of a … Continue reading
Posted in General geoscience
Tagged Climate Change, dreikanter, earth science, geology, geoscience, Ice Age, Quaternary, Science, ventifact
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