Water Pollution

Change in following properties of water ➡️ Water Pollution

• transparency
• salinity
• pH
• Heat condⁿ / temp
• dissolved O₂

Types of Water Pollutants

• Industrial Pollutants
  • Mercury (Hg)
    • Minamata Convention
  • Lead (Pb)
  • Cadmium (Cd)
  • Fluoride
  • Silica
  • Arsenic
  • Uranium

Main cause for poisoning due to all these pollutants

• ground water depletion
  • as water levels ⬇️
  • chances of finding ➡️ heavy metals ⬆️

Eutrophication

• Eutrophication - Meaning
• Algal Bloom
• Ballast Water Movement