Beaches in Poland closed to the public because of toxic algae

"Swimming is prohibited on eight beaches directly facing the sea and about 20 beaches located in the bay of Gdansk (northern Poland) because (…) of these cyanobacteria," the inspector of the health of the voivodes (administrative unit) of which Gdansk, Tomasz Augustyniak, is a part. "They are toxic and dangerous for health," he added.

This is not the first time that these algae occur, but they usually disappear with the change of currents, but this year the phenomenon is "intense because of high temperatures," he said. "Never in the open sea, the presence of" green algae "has been maintained so long this year, more than a week," explained the manager. the sea

The main culprit of this phenomenon is the agricultural sector, which is extremely important in the Polish economy.But the excess of nutrients in the seawater, such Nitrogen and phosphates used in agriculture, then released into river waters and subsequently favored the proliferation of these, writes Agerpres

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