Pollution & Water

Learn what Biological Oxygen Demand (BOD) is, its significance in water pollution, factors affecting it, and its impact on the environment.

Explore the definition of land pollution, its causes, and essential facts. Learn how human activities impact the environment and what can be done to mitigate damage.

Learn the mountaintop removal definition, its link to strip mining, the environmental effects on land, water, waste rock, and habitat, and how mitigation differs from remediation.

Learn the mining environmental impact on land, water, air, waste, and habitat. See what mitigation prevents, what environmental remediation repairs, and when each applies.

What is wastewater treatment? Learn how sanitary wastewater moves through collection and treatment, while stormwater pollution prevention keeps runoff pollutants out of drains, soil, and waterways.