Monthly Archives: December 2013

Introductory Geology: setting a syllabus

Usually when I teach, I’m teaching an established class with a set curriculum. I’ve been part of team-taught or multi-term courses where we coordinate across topics, and I’ve taught APEG-mandatory courses designed to fulfill particular academic requirements for professional accreditation. … Continue reading

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K-Pg Extinction Event: Theories

The K-Pg boundary extinction event has several distinct characteristics that can be used to differentiate between possible causes. Supernova Cosmic radiation from a nearby supernova could be responsible for the mass extinctions and the iridium layer. However, the boundary should … Continue reading

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K-Pg Extinction Event: Boundary Characteristics

The end of the Cretaceous period and the start of the Paleogene period 65.5 million years ago is marked by a global extinction event at the K-Pg boundary. The Paleogene was previously part of the Tertiary before the term was … Continue reading

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Horizontal Correlation

Why is it difficult to correlate time horizons over wide areas using lithostratigraphic units and how can fossils help resolve this problem? The best time-markers in stratigraphy are widespread, distinct, and geologically instantaneous. Rocks that form in moments, years, or … Continue reading

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Montreal Massacre

24 years ago, a gunman targeted female engineers, murdering them for daring to get an education. I am a female scientist working in Canada. This year, I spent a lot of time writing or speaking about science in public, sharing … Continue reading

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Beer at Conferences

Over on Twitter, Erik started a conversation about the practice of the major geoscience societies (AGU and GSA in the US) to provide free beer during the poster sessions: What say you, geologists: do you like/dislike the beer-centric nature of … Continue reading

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Hedgehog Running Pace

My little hedgehog finds himself carefully quantified as I adore him each night. Pet hedgehogs run a lot. Some people install odometers on their wheels to track how long and how far they run each night. Informal surveys of on … Continue reading

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