Human beings are part of the earth's ecosystems. Human activities can,
deliberately or inadvertently, alter the equilibrium in ecosystems.
| NSES Content Standard C
Life Science: The interdependence of organisms Grades 9-12, page 186 Human beings live within the world's ecosystems. Increasingly, humans modify ecosystems as a result of population growth, technology, and consumption. Human destruction of habitats through direct harvesting, pollution, atmospheric changes, and other factors is threatening current global stability, and if not addressed, ecosystems will be irreversibly affected. |