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The prehistoric city of Gerasa. Photo: Mike van Schoonderwalt, Pexels

2021.06.10 | Department of Geoscience

Surprising hot-spot for metal pollution in prehistoric city

In prehistorical cities, metal pollution has been explained by mining activities and lead from water pipes, but a new international study of i.e. Søren Munch Kristiansen and Gry Hoffmann Barfod point out that smaller everyday activities in prehistoric cities must be included in order to understand the distribution of pollution.

Associate professor Christoffer Karoff, Department of Geoscience

2021.06.08 | Department of Geoscience, Staff

New podcast on solar eclipses: When the Sun Disappears and Darkness Breaks Out

On Thursday, there is a partial solar eclipse over Denmark. Therefore, you can hear Associate Professor Christoffer Karoff talk about the different kinds of solar eclipses and about the corona of the sun in the ”RumSnak” podcast. Other topics are solar storms and how the solar cycle affects our atmosphere and also climate change. (In Danish)

Associate professor Thorsten Nagel, Department of Geoscience

2021.06.04 | Department of Geoscience

Extreme CO2 greenhouse effect heated up the young Earth

Although sun radiation was relatively low, the temperature on the young Earth was warm. Important clues show that high levels of carbon dioxide in the atmosphere were responsible for these high temperatures. It only got cooler with the beginning of plate tectonics, as the CO2 was gradually captured and stored on the emerging continents.

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