It is a known fact that half of all lakes on Earth are salt lakes. What do we know about salt lakes? Who lives in them and how? What else is there in their waters other than salt? Why do scientists believe them to be natural evolutionary laboratories? How are they good for humans and what dangers do they hide?

Yegor Sergeyevich Zadereyev, Academic Secretary of the Institute of Biophysics of the Siberian Branch of the Russian Academy of Sciences, Cand. Sc. in Biology, Member of the Coordinating Council for Youth Affairs in Science and Education under the Russian Presidential Council on Science, Technology and Education