We Should Be Alarmed by the Staggering Decline of Birds

A disturbing number of bird species are in rapid decline and at risk of extinction.

STORY AT-A-GLANCE

• Worldwide, 1 in 8 bird species is at risk of extinction

• Another 223 bird species are critically endangered and could disappear from the planet

• A net loss of 2.9 billion birds, or 29%, occurred in the U.S. and Canada since 1970

• Industrial agriculture, with its rapid expansion and use of toxic chemicals, is driving bird losses the world over…