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https://www.nature.com/articles/d41...=social&utm_campaign=naturenews&sf232171849=1
Cheers,
Tom
Data from a seismometer at the observatory show that measures to curb the spread of COVID-19 in Brussels caused human-induced seismic noise to fall by about one-third...
The facility’s surface seismometer is now almost as sensitive to small quakes and quarry blasts as a counterpart detector buried in a 100-metre borehole...
Cheers,
Tom