The dynamics and basics of an ecosystem such the the biotic and abiotic factors are explored in this video.
Students participate in a role play simulation to debate the possibility of establishing a world preserve. Students explore the human impacts on the rain forest and learn how the rain forest effects us. Worksheets included.
Red water flows from a glacier in Antarctica. The iron oxide-rich water comes from an ancient lake buried beneath the ice.
For two years, eight humans lived in a biosphere separate from Earth's biosphere. They learned that Earth's systems are complex and not easily replicated.