How air quality has improved during the coronavirus crisis

To contain the coronavirus pandemic, billions of people have been told to stay at home. In China, authorities placed almost half a billion people under lockdown, the equivalent of nearly 7% of the world's population. Many other countries have since taken similar measures, initially in hard-hit Italy and Spain, and more recently in the United States and India.

from Reuters: Environment https://ift.tt/2XHRbjS