File:Audubon - Photo by Shari McCollough.jpg

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More Than Half of U.S. Birds Are in Decline, Warns New Report

October 2022


The 2022 State of the Birds report is the first overall assessment of the nation’s birds since a 2019 Science study indicating the United States and Canada have lost more than 3 billion birds in the past 50 years.

“We're basically watching the process of the sixth mass extinction...”


North America Has Lost More Than 1 in 4 Birds in Last 50 Years

For the first time, researchers have estimated the volume of total avian loss in the Western Hemisphere—and it’s not just threatened species that are declining.

September 2019


Decline of the North American avifauna

September 2019



Sixth Mass Extinction infograph-NYT.jpg

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