Zelikin is also known due to his activity in ecology, in particular, criticism of the Northern river reversal.
Northern Ireland | Mississippi River | River Thames | Amazon River | Columbia River | Northern Territory | Hudson River | Colorado River | Potomac River | river | Ohio River | Missouri River | Delaware River | Murray River | River Tyne | Madeira River | Volga River | River Nene | River Clyde | River Trent | River Severn | Northern Pacific Railway | Amur River | River Wear | Allegheny River | Red River | Kimberley, Northern Cape | Dnieper River | Yarra River | Paraná River |