UN: Brief gains in air quality in 2020 over COVID lockdowns

The U.N. weather agency says the world—and especially urban areas—experienced a brief, sharp drop in emissions of air pollutants last year amid lockdown measures and related travel restrictions put in place over the coronavirus ...

Rewilding cities: grow back greener, cleaner and healthier

One of the lasting legacies of COVID-19 pandemic, perhaps, is our increased appreciation of open green spaces across towns and cities. Those of us living in bustling cities, have experienced, to various extents, the power ...

COVID-19 lockdowns linked to pollution spikes in some cities

Lockdowns last year in response to COVID-19 resulted in drastic cuts to emissions, especially from vehicle tailpipes, and yet some urban areas saw a paradoxical spike in ozone air pollution. A new study led by the National ...

page 4 from 9