ru News / Science and Innovation http://english.spbstu.ru Sun, 19 May 2024 20:37:58 +0300 60 The Greens vs. the Blue-Greens: Polytechnics save lakes with microalgae /media/news/nauka_i_innovatsii/the-greens-vs-the-blue-greens-polytechnics-save-lakes-with-microalgae/ Science and Innovation/ In recent years in St. Petersburg and other cities of our country there... Tue, 23 Apr 2024 15:59:00 +0300