The Youth Technological Innovations

People at downstream begin to drink running water. It seems that the river has no use in their life. Since then people start to pour daily rubbish and industrial waste water from chemical factory and mill directly into the river.

In recent years, the two springs have already been "dead" due to dry climate and over exploration of groundwater. Heishan Reservoir is supplemented only by rainfall, whose amount is much less than before. People at downstream begin to drink running water. It seems that the river has no use in their life. People pour large amount of rubbish into the river.
Copyright @ Beishichao Middle School, Beijing, China 2007