3D Set Diagram for PowerPoint by PoweredTemplate.com
•
1 gostou•408 visualizações
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 economic activities slowed. However, the improvements were temporary and air quality returned to pre-pandemic levels as restrictions eased and activity rebounded.
