Parents worried about Covid in schools have an easy weapon at hand, experts say -- fresh air

How to stop student COVID spread as school year kicks into gear

Rethink ventilation for a safe return to schools after COVID-19 pandemic

Chilean scientists repurpose CO2 monitors to stop COVID spread indoors

The 60-Year-Old Scientific Screwup That Helped Covid Kill

CDC website now emphasizes coronavirus spreads in the air

New CO2 device to fight against COVID

We need to keep focusing on indoor air quality after the pandemic is over

Carbon dioxide levels reflect COVID-19 risk

Exhaled CO2 as a COVID-19 Infection Risk Proxy for Different Indoor Environments and Activities

Why Opening Windows Is a Key to Reopening Schools

CDC must encourage better ventilation to stop coronavirus spread in schools, experts say

The coronavirus is airborne. Here’s how to know if you’re breathing other people’s breath.

A gym trainer exposed 50 athletes to Covid-19, but no one got sick because of a ventilation redesign

CO2 Sensor Helps to Reduce the Risk of Covid-19 Transmission Indoors

Carbon Dioxide monitoring to lower the coronavirus threat

Screens showing CO2 level set up at venues to lessen virus risk