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In this environmental science lesson, learners will examine the dangers of mercury and how humans contribute to growing mercury emissions on Earth.

In a class demonstration, learners observe a simple water cycle model to better understand its role in pollutant transport.

In this activity, learners investigate the impact of oil pollution on the environment and wildlife. Learners use hard-boiled eggs and feathers to understand the damage that oil spills can cause.

Water treatment on a large scale enables the supply of clean drinking water to communities.