大象传媒

  • Global hazards

    • Plate margins and plate tectonics - OCR

      Earthquakes and volcanic eruptions affect people all over the world. They are caused by the movement of tectonic plates. There are different types of plate margins where plates interact.

    • Earthquakes - OCR

      Earthquakes are caused by the movement of the Earth鈥檚 crust at plate margins. They can destroy buildings and infrastructure, with devastating and deadly effects.

    • Volcanoes - OCR

      Composite and shield volcanoes are found along plate margins. They have distinctive characteristics and can have both positive and negative effects on people and the landscape.

    • Tropical storms - OCR

      Tropical storms are immensely powerful and can travel up to speeds of 65 km/h. They are made up of rotating, moist air.

    • How can weather be hazardous? - OCR

      Global climate patterns are influenced by a range of different factors, some of which can lead to hazardous extreme weather conditions.

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