The Washington PostCarbon dioxide levels hit highest mark in human history, despite coronavirus - The Washington PostJun 4, 2020Andrew Freedman & Chris MooneyBy Andrew Freedman & Chris Mooneymore_vert
The GuardianAtmospheric CO2 levels rise sharply despite Covid-19 lockdownsJun 4, 2020Fiona HarveyBy Fiona Harveymore_vert