大象传媒

  • The challenge of natural hazards

    • Natural hazards - AQA

      The two main types of natural hazards are tectonic and climatic. Natural hazards can have economic, social and environmental consequences. The risks of these occurring can vary greatly.

    • Plate margins and plate tectonics - AQA

      Earthquakes and volcanic eruptions affect people all over the world. They are caused by the movement of tectonic plates. Tectonic hazards can destroy buildings, infrastructure and cause deaths.

    • Earthquakes - AQA

      Earthquakes are caused by the release of built-up pressure at plate margins. They can destroy buildings and infrastructure, with devastating and deadly effects.

    • Volcanoes - AQA

      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 - AQA

      Tropical storms are immensely powerful and can travel up to speeds of 65 km/h. Resembling large whirlpools, they are made up of rotating, moist air, with wind speeds that can reach over 120 km/hr.

    • Is weather in the UK becoming more extreme? - AQA

      Depressions and anticyclones determine the weather in the UK. The most common weather is rainfall. The effects of prolonged heavy rainfall can lead to many negative impacts on people.

    • Climate change - AQA

      Evidence has shown that Earth鈥檚 temperature is rising due to an increase in greenhouse gases. This has created and will continue to create, a number of negative effects.

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