There are many threats to birds … and they are all significant. Birds face a host of threats – habitat loss, predation by outdoor cats, collisions with windows, pesticide poisoning … the list goes on. Cumulatively, the losses are huge: A recent study by American Bird Conservancy and others showed that there are 2.9 billion fewer birds in the U.S. and Canada than in 1970 – a nearly 30-percent decline of the total population. Then there’s climate change. Another recent study evaluated . . .
https://www.wind-watch.org/documents/are-wind-turbines-a-significant-threat-to-birds/
