Work of the XXV Republican Ecological Camp-School “Biosphere” for gifted children was organized in the recreation and educational complex “Duslyk” from July 25 to August 11. 71 Tatarstan schoolchildren - winners of environmental contests at the municipal, republican and all-Russian levels - went deep into the study of general ecology, hydrobiology, plant and animal ecology, forestry, ecological tourism, entomology, soil science, and veterinary ecology.