Managing Pollution of Fresh Water (Copy)
4.9 Managing Pollution of Fresh Water – Cheat Sheet
Strategies for Improving Water Quality
| Strategy | Description | Example |
|---|---|---|
| Improved Sanitation | Safe disposal of human waste, better hygiene, protected wells | Rural sanitation projects in India |
| Sewage Treatment | Primary (removes solids), Secondary (biological treatment), Tertiary (advanced chemical/UV treatment) → produces safe effluent | Modern treatment plants in Singapore |
| Pollution Control | Regulations to prevent industries and farms from discharging waste into rivers/lakes | EU Water Framework Directive |
| Legislation | National laws & international agreements enforce penalties for polluters | US Clean Water Act |
| Public Education | Campaigns to promote water conservation, reduce domestic dumping of waste | “Don’t Pollute” awareness drives |
Quick Pointers
- Sanitation + sewage treatment = biggest health impact improvement.
- Legislation & enforcement are key in MEDCs, while infrastructure investment is critical in LEDCs.
- Combined approach → long-term sustainability of freshwater resources.
Written and Compiled By Sir Hunain Zia, World Record Holder With 154 Total A Grades, 7 Distinctions and 11 World Records For Educate A Change O Level And IGCSE Environmental Management Full Scale Course