Human Impacts on Marine Ecosystems
http://education.nationalgeographic.com/education/activity/human-impacts-on-marine-ecosystems/?ar_a=1&ar_r=999


Students use a variety of media to discuss and analyze human-related pressures placed upon marine ecosystems and resources. Students are tasked with describing the relationship humans have with marine resources and habitats and explain how human-related impacts affect the abiotic and biotic components of various marine ecosystems. Lastly, students identify and discuss the major threats and management priorities for the world ocean.

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