Today’s news round-up in Poland

Start your day with a summary of today’s top stories from Poland’s leading news sites.
TVPInfo.pl - State-owned broadcaster TVP Info reported that Malgorzata Kidawa-Blonska, vice-president of Civic Platform, the largest opposition party, has said that a foul-mouthed outburst by acclaimed actor Andrzej Seweryn savaging Jaroslaw Kaczynski, the president of the governing Law and Justice party, along with other so-called-populist leaders, was a reflection of a time "when it becomes very difficult to use delicate language.” In a short video, Seweryn said "all of these Trumps, Kaczynskis, fxxxing Orbans need to be fxxxed."
TVN24.pl - Barbara Nowacka, an MP from Civic Platform, the largest opposition party, said that President Andrzej Duda's decision at the beginning of last week to sign into law legislation establishing a commission to investigate alleged Russian influence provided a huge boost to Sunday’s anti-government demonstration, news broadcaster TVN24 reported. She said that before the adoption of the law they had expected 150,000 people to attend but "after Monday we knew there would be a lot more."
Wyborcza.pl - Poland plans to use diluted hydrogen peroxide to prevent golden algae forming in waterways, Dr Krystian Szczepanski, director of the Institute of Environmental Protection - National Research Institute, told the newspaper Gazeta Wyborcza. He said that so far test results are "optimistic" but more research needs to be done. The chemical has been used to combat the algae on a stretch of the Gliwice Canal as a part of a pilot project. Golden algae is believed to be responsible for killing hundreds of tonnes of fish in the River Odra last summer.
Rp.pl – Politicians from the governing Law and Justice (PiS) party, including Mateusz Morawiecki, the prime minister, were unaware that President Andrzej Duda planned to table an amendment to the Russia commission law, the newspaper Rzeczpospolita wrote. Citing sources within the party, the paper added that so far PiS has not decided on how to react to the amendment, which is now before parliament.