Studies find global COVID-19 lockdowns have significantly reduced PM2.5 and NO2 pollution, but ozone up
Green Car Congress
MAY 12, 2020
The gas typically enters the atmosphere through emissions from vehicles, power plants, and industrial activities. The only other comparable events are short-term reductions in China’s emissions due to strict regulations during events like the 2008 Beijing Olympics. 2 over the same time period. Bauwens, M., Compernolle, S.,
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