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Natural and artificial habitats

Natural and artificial habitats

This film presents the result of human interference and tampering with nature.

02:39

زيست شناسى

کلیدواژه‌ها

ecosystem, rainforest, tundra, jungle, settlement, táplálkozási szint, food chain, self-regulation, egyedszám, anyagforgalom, energy flow, composition of species, pest, weed, industry, agriculture, fertilisation, waste, dynamic balance, plough land, population, ecology, human, biology

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