大象传媒

  • Weather, climate and ecosystems

    • Characteristics and changes within ecosystems - Eduqas

      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).

    • Human activity in ecosystems - Eduqas

      Human activity can impact on ecosystems. One such ecosystem, the tropical rainforest, faces threats which need to be managed to ensure its survival.

    • Hot deserts and desertification - Eduqas

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

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