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In this experiment using sprigs of Elodea, learners will observe a natural process that removes carbon dioxide (CO2) from Earth's atmosphere.

In this investigation learners explore the differences between, and interdependence of, living and nonliving elements in a water ecosystem.

In this outdoor activity, learners visit the intertidal zone of a rocky coastal site well populated with marine organisms.

In this environmental science and data analysis activity, learners work in groups to track a Dead Zone (decreased dissolved oxygen content of a body of water) using water quality data from the Nutrien