Can a sidewalk increase the amount of pollution in local streams? Scholars learn the answer to this question though research and experimentation in the fifth unit in the six-part series. Pupils study runoff, impervious surfaces, and the...

Students examine the major paths of water on the Earth's surface, and to investigate the many factors that contribute to those paths. Students demonstrate their understanding of a watershed by identifying the defining features of a...

Students identify the different stages in the water cycle. In this environmental science lesson, students research about different water pollutants in watershed. They describe ways to purify water.

Young scholars list and describe three types of surface water pollutants. They observe the effects of various water pollutants on algae growth. Three causes of each surface water pollutant is listed.

Students examine the relationship between land development and the environment. In this environmental stewardship lesson, students explore how population density, land development, transportation, and impervious surfaces take their toll...

Students explore nutrient, bacterial, and toxic surface water pollution. They identify the amount of water they use each day and summarize the kinds of substances that cause water pollution. They predict what will happen in water...

Students determine that delivering clean, fresh water to citizens around the world involves and affects politics, economics, international relations, and technology. They brainstorm a list of factors that might affect their town's...

Students investigate the importance and the location of their own watershed by visiting and EPA website and also work in groups to create an action plan on how to protect their local watershed.

Students consider the effects of development on water quality. They test nitrogen levels in waters before and after development, investigate wastewater treatment options and research best management practices to reduce nitrogen loads.