科雷馬河
Sergei Zimov is a co-founder and the director of the Northeast Science Station,&lt;ref name="terrychapin.org/station.html"&gt;F. Stuart ‘Terry’ Chapin III: "Northeast Science Station. Cherskii, Russia." terrychapin.org, 12 November 2006. Retrieved 2 November 2016.&lt;/ref&gt; one of the world's three largest Arctic stations. Located near Cherskii, Russia on the mouth of the Kolyma River, 150 kilometers south of the Arctic Ocean, the station serves as a year-round base for international Arctic research. Its focus lies on carbon cycles, methane fluxes, paleoclimate, and the changing ecosystem. Founded in 1977, the Northeast Science Station boasts three laboratories, a network of field sites, tools for data analysis and communication, transportation, accommodation for visiting researchers, and a year round staff of six. A barge floating on the Kolyma River serves as a traveling dormitory and laboratory.