Water pollution

The video discusses how human activities, such as the use of fertilizers and industrial waste, contribute to water pollution. It highlights the impact of these pollutants on aquatic life and ecosystems, using the 2010 toxic sludge spill in Hungary as an example. The video also explains how untreated sewage can pollute water supplies and the importance of water treatment processes. Finally, it suggests ways to reduce water pollution, including minimizing fertilizer use, managing industrial waste, and treating sewage, to maintain clean water and support life.

Describe the impact of untreated sewage on water supplies.

What steps can be taken to reduce water pollution from sewage?