Answer: Sources of water pollution are either point sources or non-point sources. Point sources have one identifiable cause, such as a storm drain, a wastewater treatment plant, or an oil spill. Non-point sources are more diffuse, such as agricultural runoff. Pollution is the result of the cumulative effect over time.
Answers & Comments
Answer: Sources of water pollution are either point sources or non-point sources. Point sources have one identifiable cause, such as a storm drain, a wastewater treatment plant, or an oil spill. Non-point sources are more diffuse, such as agricultural runoff. Pollution is the result of the cumulative effect over time.
Answer:
Main causes of water pollution are:
1. Chemical waste, industrial waste and agricultural process.
2. Thermal waste from nuclear and thermal power plants.
3. Sewage and garbage.