大象传媒

  • The living world

    • Ecosystems - AQA

      A variety of ecosystems are spread across the world, each with distinctive interacting characteristics and components. They range from small (eg a freshwater pond) to global (eg the desert biome).

    • Tropical rainforests - AQA

      Tropical rainforests are an important ecosystem with distinct characteristics and adaptations. Tropical rainforests face threats which need to be managed to ensure their survival.

    • Hot deserts - AQA

      Hot deserts are an important ecosystem with distinct characteristics and adaptations. They provide opportunities for development but also cause challenges such as desertification.

    • Cold environments - AQA

      Cold environments are an important ecosystem with distinct characteristics and adaptations. They provide opportunities for development, but are put at risk by the exploitation of resources.

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