North America has lost nearly 3 billion birds in the last 50 years

— another sign that we're in the middle of a 6th mass extinction



Business Insider

Aylin Woodward


Matthew Pendleton, Macaulay Library at Cornell Lab of Ornithology


"There are 2.9 billion (yes, that's billion with a B) fewer birds on the North American continent today than there were 50 years ago.


In a study published today in the journal Science, researchers report that hundreds of North American bird populations — from songbirds like meadowlarks to backyard favorites like sparrows — are thinning. Overall, the analysis suggests, we've seen a 29% decline.


"We expected to see continuing declines of threatened species. But for the first time, the results also showed pervasive losses among common birds across all habitats, including backyard birds," Kenneth Rosenberg, the lead author of the study, said in a press release."



Read full article

1 view0 comments

CONTACT        ABOUT        ACT       SHOP       LEARN

Copyright © 2020 SU - Sustainable Urban, All Rights Reserved 

This site was designed with the
.com
website builder. Create your website today.
Start Now