First lockdown's effect on air pollution was overstated, our study reveals
Exaggerating how much lockdown improved air quality could allow us to underestimate the scale of the air pollution problem.
William Bloss, Professor of Atmospheric Science, University of Birmingham •
conversation
Jan. 13, 2021 • ~7 min
Jan. 13, 2021 • ~7 min
covid-19 pandemic air-pollution transport-emissions lockdown nitrogen-dioxide pm-25 air-quality ozone
Prehistoric climate change damaged the ozone layer and led to a mass extinction
New research on the Late Devonian extinction suggests the ozone layer could be naturally depleted as the temperature rises.
John Marshall, Professor of Earth Science, University of Southampton •
conversation
June 1, 2020 • ~7 min
June 1, 2020 • ~7 min
geology climate-change palaeontology mass-extinction ozone-layer ozone ozone-depletion devonian-period
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