In the first successful attempt to calibrate walrus counts from satellite imagery, scientists used drones to validate animal counts in Svalbard, Norway. On this International Day for Biological Diversity, the researchers describe how this study is a big step towards using satellite imagery as a non-invasive method to monitor walruses in the Arctic.
Drones validate walrus counts in satellite images from space retrieved 23 May 2024 from https://phys.org/news/2024-05-drones-validate-walrus-satellite-images.html
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