mozart-wolfgang-amadeus-concertos-for-string-instruments-concerto-g-for-violin-strassburg-violin-solo-2084
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The document discusses the results of a study on the impact of COVID-19 lockdowns on air pollution. The study found that lockdowns led to significant short-term reductions in nitrogen dioxide and fine particulate matter pollution globally as transportation and industrial activities declined substantially. However, the improvements in air quality were temporary and pollution levels rose back to pre-pandemic levels as restrictions eased and activity increased again.
