Guardian: Could Covid lockdown have helped save the planet?

https://www.theguardian.com/world/2020/dec/29/could-covid-lockdown-have-helped-save-the-planet?utm_term=8e65cf71ab81da53711a2aa69b324337&utm_campaign=GreenLight&utm_source=esp&utm_medium=Email&CMP=greenlight_email