• By Kathi Borgmann November 17, 2021

    Every year the eBird Status and Trends project updates the abundance visualizations and range maps with millions of new observations submitted by eBirders to provide the most up-to-date information on the status and trends of bird populations. This year, the team modeled relative abundance for 1,009 species across the globe using data from more than […]

  • By Kathi Borgmann September 29, 2021

    In 2019, shocking news of bird declines made headlines across the nation—“Three billion birds lost since 1970.” This groundbreaking study led by researchers at the Cornell Lab of Ornithology documented widespread declines of birds in North America over the last 40 years. Among the species that showed some of the steepest declines were shorebirds.

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    By Team eBird September 23, 2021

    Researchers compared online eBird observations from the United States and Canada from before and during the pandemic. According to this new study, eighty percent of the bird species examined were reported in greater numbers in human-altered habitats during pandemic lockdowns.

  • By Team eBird August 6, 2021

    The Cornell Lab of Ornithology’s data scientists and statisticians have spent thousands of hours developing state-of-the-art statistical models to better understand bird populations using eBird data, the results of which can now be accessed to answer your ornithological questions. The Data Products behind eBird’s 2019 animated abundance maps, range maps, and more are now available […]

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    By Team eBird April 16, 2021

    Public participation in scientific research through citizen-science projects has skyrocketed in the past 10 years. Citizen scientists have been donating billions of dollars’ worth of their time collecting information on everything from birds, bees, butterflies, and more resulting in a treasure trove of data helping scientists better understand plant, animal, and insect populations.

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    By Team eBird February 5, 2021

    According to a recent study conducted by scientists at Cornell and the University of Oregon, published in the Proceedings of the National Academy of Sciences, U.S. pollution regulations meant to protect people from dirty air are also saving North America’s birds.

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    By Team eBird January 29, 2021

    Understanding the ways that cities can help or hurt migratory bird populations is challenging because many species migrate at night and are too small for electronic tracking devices. Fortunately, your eBird observations make it possible for researchers to study migratory bird populations at larger scales and in greater detail than ever before.