Why is the world green? [electronic resource] : top-down and bottom-up controls on ecosystems / Jonathan Shurin.
Material type:
FilmSeries: Henry Stewart talksBiomedical & life sciences collection. Ecology: Publisher: London : Henry Stewart Talks, 2017Description: 1 online resource (1 streaming video file (54 min.) : color, sound)Subject(s): Ecosystems | Ecology | EcosystemOnline resources: Click here to access online | Series Animated audio-visual presentation with synchronized narration.
Title from title frames.
Contents: Regulation of primary and secondary productivity -- Different kinds of resources -- Herbivory and productivity -- Predators and trophic cascades -- Applied issues.
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Mode of access: World Wide Web.