Laboratory for Modeling of Ocean Biogeochemical Cycles (LMOBC), St. Petersburg Branch, P.P.Shirshov Institute of Oceanology, RAS. LMOBC was created in 1998. From its inception to the present time it is headed by Dr. V.A. Ryabchenko. The main areas of research of LMOBC include: 1. The variability of biogeochemical cycles, including the carbon cycle, in the oceans and seas; 2. The spread of pollutants in the oceans, seas, lakes and estuaries; 3. The impact of climate change on marine ecosystems and eutrophication of the seas; 4. Development and improvement of the operational system of weather forecast and the state of water bodies of the North-West Russia (English language).