Module 4 : Water Pollution

Lecture 2 : Water Pollution Sources

Two Worlds

 

 

Developing Countries:

Serious and growing problem

• Half of world’s 500 major rivers heavily polluted
• Sewage treatment minimal
• Law enforcement difficult
• Economic growth with little to clean up

 

India’s Ganges River

• Holy River (1 million take daily holy dip)
• 350 million (1/3rd of pop) live in watershed
• Little sewage treatment
• Used for bathing, drinking etc.
• Bodies (cremated or not) thrown in river
• Good news is the Indian government is beginning to work on problem