All you need to do is follow these 7 ways to help keep lakes and rivers clean and pollutant free.Use less water. ... Keep your car repaired. ... Use organic gardening techniques. ... Compost and contain yard waste. ... Deal with household chemicals and medicines properly. ... Go sustainable. ... Don't litter.
Among its 100,000 rivers, Russia contains some of the world's longest. Four of the country's five longest rivers—the Ob-Irtysh, Amur, Lena, and Yenisey—are in Siberia. All but the Amur flow northward into the Arctic Ocean. The longest European river is the Volga, which flows southward into the Caspian Sea.