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Tag: citizen science

periodical cicada

The 2021 Brood X Cicada Emergence: A Recap

When the world's largest brood of 17-year periodical cicadas rose from the ground in spring 2021, the eastern U.S. (and beyond) was ready. Half a million crowdsourced observations later, the entomologists who followed the Brood X 2021 emergence reflect on the experience.