industrial pollution

solution:
-setting emission quota(eg.China)
-traet the polluted sewage before discharge
-afforestation
-install filters in the industries

result:
-air pollution(eg.smoky air) affects human health (especially those with breathing disesses-eg.asthma)
-acid rain--destroy vegetation, aquatic lives and corrode buildings
-more solid waste---fill up the landfill???
-water pollution---harm aquatic lives
-viscual pollution