Planet Earth its quietest in decades as lockdowns reduce seismic noise
The Hindu
Earth had its quietest period indecades during 2020 as the COVID-19 pandemic significantly reduced human activity and its impact on the planet's crust, according to scientists working on a global study.
An international group of seismologists from 33 countries measured a drop of up to 50% in so-called ambient noise generated by humans travelling and factories humming after lockdowns came into force around the world.
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