Billions of birds are flying south for the annual fall migration, including 4.7 billion leaving the U.S. alone, bound for Mexico, Central and South America. Sadly, over the past 50 years, North American bird populations dropped by nearly 3 billion, due to habitat loss, climate change, and massive development along their flight paths. An estimated one billion deaths per year are due to building collisions, with light pollution being an amplifying factor.
We (scientists, conservationists, media and the public) know this because of volunteers, citizen scientists like you, who shared their local observations using free apps and online data forms!
Here's YOUR chance to get involved. Below, we feature projects and events in need of your help.
And if you can choose only one day to participate, try Global Big Day on October 12th! You'll contribute to a massive database of bird migratory patterns and populations, which is especially useful ...
