City Novosibirsk. Meeting room of the scientific conference on the transformation of nature in the branch of the USSR Academy of Sciences. Speakers: chief engineer of the Novosibirsk branch of the Institute of Water Management and Land Reclamation Kazarinov, professor of the Omsk Agricultural Institute Gorshenin, candidate of biological sciences Krylov. The city of Stalinsk. Production of metal beams for the construction of the Palace of Culture and Science in Warsaw in the workshop of the Kuznetsk Metallurgical Plant. The team of rollers V. Demidov is working. Finished product type. Omsk city. Performance by the Omsk Russian Folk Choir.