Summer sale: Save 58%

Nealan Gerrebos

Smoke from Southern California wildfires drifts through the L.A. Basin, obscuring downtown skyscrapers in a view from a closed Griffith Observatory on Thursday, Sept. 17, 2020 in Los Angeles, CA. (Brian van der Brug / Los Angeles Times via Getty Images)

Wildfire smoke may warm the Earth for longer than we thought

Nealan Gerrebos, Allan Bertram