Hanauma Bay in Hawaii was closed in July 2020. During its nine-month closure, water clarity improved in the absence of snorkelers. Credit...Youli Zhao/Alamy
The New York Times, first published July 16, 2022
In March 2020, Hawaii’s Hanauma Bay Nature Preserve, a popular snorkeling destination, closed and remained shuttered for nearly nine months. “The pandemic reset the visitor impacts to zero,” said Ku`ulei Rodgers, a coral reef ecologist at the Hawai’i Institute of Marine Biology.
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