 On 18.02.1967 the USSR Council of Ministers adopted the Resolution “On reinstitution of the Karelian Branch of the USSR AS”.The Karelian Branch of the USSR AS was reassembled to comprise the Institutes of Geology, Forest Research, Biology, HLL, Departments of Hydrology and Water Economy, Economics.Having resumed its activities the Karelian Branch of the USSR AS was developing successfully relying on previous experience.