![Ventilation is key to school safety during the pandemic. How are Washington schools refreshing classroom air? | The Seattle Times Ventilation is key to school safety during the pandemic. How are Washington schools refreshing classroom air? | The Seattle Times](https://images.seattletimes.com/wp-content/uploads/2021/04/154939.jpg?d=1560x1026)
Ventilation is key to school safety during the pandemic. How are Washington schools refreshing classroom air? | The Seattle Times
![Analysis: Ventilation should be part of the conversation on school reopening. Why isn't it? | PBS NewsHour Analysis: Ventilation should be part of the conversation on school reopening. Why isn't it? | PBS NewsHour](https://d3i6fh83elv35t.cloudfront.net/static/2020/08/GettyImages-928120022-1024x608.jpg)
Analysis: Ventilation should be part of the conversation on school reopening. Why isn't it? | PBS NewsHour
![New Interactive School Ventilation Tool to Help Reduce Virus Particles, Including COVID-19, in Classrooms - NACCHO New Interactive School Ventilation Tool to Help Reduce Virus Particles, Including COVID-19, in Classrooms - NACCHO](https://www.naccho.org/uploads/full-width-images/_600x600_fit_center-center_90_none/CDC-covid-tool.png)
New Interactive School Ventilation Tool to Help Reduce Virus Particles, Including COVID-19, in Classrooms - NACCHO
![Ventilation and Testing Can Help Keep U.S. Schools Open in Fall, Studies Suggest - The New York Times Ventilation and Testing Can Help Keep U.S. Schools Open in Fall, Studies Suggest - The New York Times](https://static01.nyt.com/images/2021/05/21/us/21virus-briefing-cdcschools/21virus-briefing-cdcschools-articleLarge.jpg?quality=75&auto=webp&disable=upscale)
Ventilation and Testing Can Help Keep U.S. Schools Open in Fall, Studies Suggest - The New York Times
![Study links classroom ventilation, air quality with academic performance | Nebraska Today | University of Nebraska–Lincoln Study links classroom ventilation, air quality with academic performance | Nebraska Today | University of Nebraska–Lincoln](https://news.unl.edu/sites/default/files/styles/large_aspect/public/media/Hero_158.jpg?itok=FVOxswYO)