Monthly Archives: September 2020

Study Sites for Fall 2020

This year we weren’t able to visit the sites in person. We looked at previous imagery and ground photos and discussed the attributes of each site. We will make maps of the areas in subsequent labs.

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Volcanos, Aerosols, and the Roman Empire

A recent article in Physics Today links the eruption of a volcano on Umnak Island in Alaska to agricultural failure in the Roman Empire and the assassination of Julius Caesar in 44BCE. The millions of tons of aerosols sent into … Continue reading

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