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Contaminants in the Arctic Food Chain
Content Provider | WatchKnowLearn |
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Description | This video segment adapted from LOKE Films and the Arctic Monitoring and Assessment Programme describes how contaminants such as mercury and PCBs affect Arctic wildlife. Learn about how pollutants accumulate in the fats of animals and how species at the top of a food chain, such as glaucous gulls and polar bears, have higher levels of toxins than species at lower trophic levels. |
Language | English |
Access Restriction | Open |
Subject Keyword | Food Chains k-12 homeschool homeschooling home school parents educational videos k12 preK-12 Environmental Science Ecosystems Energy Flow in Ecosystems Science |
Content Type | Video |
Educational Role | Student Teacher |
Educational Use | Self Learning |
Time Required | PT3M21S |
Resource Type | Film |
Subject | Food Chain |