![New Study Links 2020 Mass Migratory Bird Deaths to Wildfires](https://891khol.org/wp-content/uploads/2021/05/Western-Bluebird.jpg)
New Study Links 2020 Mass Migratory Bird Deaths to Wildfires
Crowdsourced data found a correlation between toxic air and an abnormally deadly year for migratory birds across the western U.S.
Crowdsourced data found a correlation between toxic air and an abnormally deadly year for migratory birds across the western U.S.