Through the investigation to the 12 counties in northwest sichuan it is said that the increasing pollution from industry causes the further worsening of the ecological environment in the upper reaches of Yangtse river due to the serious destruction to the forest.For this it is suggested that

1. to put the recovering of ecological balance in the upper reaches of Yangtse river at the position of the general strategy of the nation

paying attention to it;2. to raise th forest cover as the basis to recover the ecological balance;3. to accelarate the development of the water conservancy resource to protect forest with electricity and to conserve water with forest should thought as the essential matter to recover the ecological balance;4. to enhance the comprehensive harness and utilization

meanwhile to change the harm into benefit.