Answer:
Step-by-step explanation:
Sources of water pollution -
1. Sewage is the waste water from domestic and industrial processes .
2. River dumping.
3. Marine Dumping.
4. Radioactive Substances.
5. Agricultural pollution
6. Oil pollution
Ways to protect water quality
1. Manage Waste
2. Reduce Chemical Use.
3. Use native plants in your landscape
4. Water Wisely.
5. Reduce, Reuse, and Recycle .