Singing indoors, unmasked can swiftly spread COVID-19 via microscopic airborne particles known as aerosols, confirms a new peer-reviewed study of a March choir rehearsal which became one of the nation’s first superspreading events.
Singing unmasked, indoors spreads COVID-19 through aerosols, new study confirms
Mercury Concentrations in Yukon River Fish Could Surpass EPA Criterion by 2050
The concentration of mercury in fish in Alaska’s Yukon River may exceed EPA mercury criterion by 2050 if greenhouse gas emissions t
In the Line of Fire
People are starting almost all the wildfires that threaten U.S. homes, according to an innovative new analysis combining housing and wildfire data. Through activities like debris burning, equipment use and arson, humans were responsible for igniting 97 percent of home-threatening wildfires, a CU Boulder-led team reported this week in the journal Fire.