- The number of birds in the United States and Canada has declined by 3 billion, or 29 percent, over the past half-century, scientists find. http://news.cornell.edu/stories/2019/09/nearly-30-birds-us-canada-have-vanished-1970 14 comments worldnews
Linking pages
- Nearly 3 Billion Birds Gone | Birds, Cornell Lab of Ornithology https://www.birds.cornell.edu/home/bring-birds-back 6 comments
- How the Biodiversity Crisis Impacts All of Us | Earthjustice https://earthjustice.org/from-the-experts/2022-september/how-the-biodiversity-crisis-impacts-all-of-us 0 comments
- Study: Air pollution laws aimed at human health also help birds | Cornell Chronicle https://news.cornell.edu/stories/2020/11/study-air-pollution-laws-aimed-human-health-also-help-birds 0 comments
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