Browse: Keyword: Populations And Ecosystems

Aerial view of a city

Abstract:: When a city is built, habitat and most organisms living in it are killed or forced to flee. Cities use a lot of energy and water and create a tremendous amount of waste and runoff. Development is the biggest source of pollution.

Subject:: Science and Technology
Grade Level:: Primary, Secondary
SubTopics:: Water, Ecosystems, Pollution, Industrial and Agricultural Impacts, Energy
Collection:: Video and Image Data Access

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No Strings Attached

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Nihoa Island

Abstract:: This video segment adapted from the NOW-RAMP 2002 Expedition documents a research expedition to Nihoa Island. It showcases Nihoa's unique birds and plants, the threat posed by invading grasshoppers, and restoration efforts.

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Read the Fine Print

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Abstract:: In this interactive activity adapted from the Exploratorium, explore how our cells harvest energy from food.

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Read the Fine Print

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Abstract:: In this video adapted from Texas Parks and Wildlife Department, see how volunteers care for sick or injured animals. Also learn why human interaction is not always the best solution.

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Read the Fine Print

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Browse: Keyword: Populations And Ecosystems