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Floods in Australia can have widespread environmental impact which may cause problems or have benefits.

Positive environmental impacts include:

  • They can spread silt and sediment that contains rich minerals and nutrients which have been washed down. This improves the fertility of the land.

Negative environmental impacts include:

  • Loss of habitat for both plant and animal life, which causes a reducation of biodiversity in the area, and may cause some species to become endangered.
  • Severe erosion and destabilisation of the soil and hillsides.
  • As rivers flood, they carry huge amounts of rubbish, debris and other forms of pollution down to the river mouth, where they empty out into the sea. This can be devastating for the marine life there.
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14y ago

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