The lesson will be open to everyone and will start at 6:00 p.m. on August 5 at the yoga house on the shore of Varusha South.
What animals live in the river near the beach in Varusha South? What does the presence or absence of certain species say about water purity? Answers to questions like these will be given by the hydro biologists Helena Hudzek and Pencho Pandakov.