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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.

Learners take on the role of environmental engineers as they design water filters.

In this drawing/mapping activity, learners design plots of land while incorporating positive strategies for improving water quality.

Learners design their own experiment to explore the permeability of different materials such as soil, sand, gravel, and marbles.

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.

In this design challenge, learners design a storm drain cover that catches litter to protect waterways to learn about how local actions can have system-level effects.

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