Seismic flares: flare tectonics – Sciences et Avenir

This article is taken from Les Indispensables de Sciences et Avenir #210 July/September 2022.

On September 8, 2017, an 8.2 magnitude earthquake hit Mexico City. A video with multi-colored lightning is spreading on social networks. It could be rare seismic glows… “The first compilations on this topic date back to the 1800s,” says Robert Theriault, a geologist at the Quebec Department of Energy and Natural Resources, who analyzed the geological context of 65 glowing incidents that occurred from 1600 to 2014. .

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