Module 4 : Water Pollution

Lecture 4 : Ocean Pollution

Fishing boats stand anchored as a young girl from a nearby slum rummages through a garbage littered beach in Bombay, India. Plastic pollution in the world's oceans has been underestimated, say scientists.

 

  • Large amounts of untreated raw sewage (viruses)
  • Leaking septic tanks
  • Runoff
  • Algae blooms from nutrients
  • Dead zones NO DO
  • Airborne toxins
  • Oil spills