Students read and discuss a research article that explains the unlikely link between increased fish populations and increased plant pollination. They answer reading guide questions to discover this ecological relationship.

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.

What caused the collapse of the environment on Rapa Nui (Easter Island)? Who constructed the Moai? What was their purpose? Class members assume the role of investigators and use evidence drawn from field studies, ships' logs, and...

Learners discuss how the Hudson River is an ecosystem made up of both biotic and abiotic factors. They view the PowerPoint the Journal Down the Hudson River. Students become aware of where the Hudson River begins and ends, the plant and...