There are still people who are afraid of green algae in the four major rivers.

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[Han Sam-hee’s Environmental Column] Mystery of the water quality of the Four Major Rivers Weirs is being solved
Green algae upstream of Bomak-myeon and downstream of Bo-yeol-myeon.
Seo Dong-il, professor at Jungnam University, “The cause is external influx#)
“What you see is just changing the distribution of pollution.”
Geumgang. Yeongsangang River and Nakdong River-like spas
Avoid wasteful controversies over conservative quality
Senior Editorial Writer Han Sam-hee
Updated 2023.11.22.10.27
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L.J.
On the 16th, green algae occurred at the Seungchon Weir branch of the Yeongsangang River in Naju-si, Jeollanam-do.
Green algae concentrated downstream is being confirmed / Yonhap News