Ashley Kruythoff / UCLA

Headline |

Suzanne Paulson and Yifang Zhu in UCLA Newsroom: The first COVID-19 lockdowns improved air quality. Where are we a year later?

The air quality gains of spring 2020 couldn’t overpower the return to driving, record-high heat waves or apocalyptic wildfires, but they did offer a glimpse of what is possible, researchers say.