Since 1989, he has investigated the impact of dams on freshwater ecosystems and organized five campaigns against dam construction on the main stem of the Amur River.
Historically an indigenous people of the Siberia's Amur River Basin who have a fish leather processing culture, they lived on both sides of the river and were called the Nanai on the Russian side and the Hezhen on the Chinese side.
The region of the Sea of Okhotsk and the natural environment of the Amur River Basin shares borders with the 4 countries of China, Japan, Mongolia and Russia, therefore, the cooperation among these countries is significantly important for the conservation of this region.
These migratory birds breed in the extensive marshlands of the Far Eastern parts of Russia and China(mainly the Amur River Basin), and migrate to and from regions around the Yangtze River and Poyang Lake in China. The species is globally endangered, with the total number of individuals estimated at only about 2,000.
Because the region has such a low population, very little has been said about the relative safety of Russia's Far East other than to address ocean sloshing dangers for Vladivostok on the peninsula, the Amur River basin flooding from heaving land during plate subduction, and the advantages of the inland mountain ranges.
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