Respuesta :

Answer:

  1. Industrial waste (toxic chemicals)
  2. Sewage (contains harmful bacteria)
  3. Oil spills from boats
  4. Agriculture (pesticides and animal waste)
  5. Radioactive waste from nuclear powerplants
  6. Dumping trash (trash such as plastics, glass, styrofoam, etc.)
  7. Acid rain (caused by the burning of fossil fuels)
  8. Mining activities (particles from mining)
  9. Soil erosion due to deforestation
  10. Leakage from landfills