New viral variants spur calls for better masks

Jan 28, 2021
Front-line workers are especially at risk indoors. Wearing a cloth and surgical mask together is an option to N95s, one doctor says.
Pedestrians wearing face masks walk past a "Prevent the spread of COVID-19" banner in Los Angeles on Jan. 19.
Frederic J. Brown/AFP via Getty Images

As wildfires continue, air quality impacts farmworkers — masks requirements vary

Sep 15, 2020
California has regulations, but it's been hard to get PPE to workers in the fields. There's no federal standard.
Cars drive below an orange sky filled with wildfire smoke in Concord, California, on Sept. 9.
Brittany Hosea-Small/AFP via Getty Images