Earth Day In Midst Of Pandemic Shelter Order Marked By Cleanest Air In Years | |||
|
Video Credit: CBS 5 SF KPIX - Duration: 02:51s - Published
 Earth Day In Midst Of Pandemic Shelter Order Marked By Cleanest Air In YearsWilson Walker reports on how the shelter order has led to a massive reduction of pollution during the pandemic shutdown (4-22-2020) |