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January 26, 2022
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Citizen-science data to study tree flowering
Joshua trees and a Mojave yucca at dusk; climate change is affecting the plants' flowering times.
Credit: Aubrey Diehl
Images credited to the National Science Foundation, a federal agency, are in the public domain. The images were created by employees of the United States Government as part of their official duties or prepared by contractors as "works for hire" for NSF. You may freely use NSF-credited images and, at your discretion, credit NSF with a "Courtesy: National Science Foundation" notation.
Additional information about general usage can be found in Conditions.
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Related story: Using citizen science data to investigate unseasonal flowering in Joshua trees