Why Opening Windows Is a Key to Reopening Schools

'We worked with a leading engineering firm and experts specializing in buildings systems to better understand the simple steps schools can take to reduce exposure in the classroom.'

By Nick Bartzokas, Mika GröndahlKarthik PatanjaliMiles Peyton, Bedel Saget and Umi Syam

https://www.nytimes.com/interactive/2021/02/26/science/reopen-schools-safety-ventilation.html