In these photos taken July 29, 2022, hazardous green algae blooms on a reservoir in Chilgok, North Gyeongsang Province, southeastern South Korea, as the country is hit by a heat wave. (Yonhap)
photos by Kim Hyun-tae
[Kim Hyun-tae, who took these pictures, is a photo reporter at Yonhap News Agency's Daegu-Gyeongbuk News Headquarters]
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