Maintaining Biodiversity

Biology: AQA GCSE Higher, topic 7.3.9

Maintaining Biodiversity

Programmes have been established by scientists and governments that attempt to mitigate (soften) the negative impact of humans on ecosystems and biodiversity:

Breeding programmes

Breeding programmes

  • Breeding programmes for endangered species can be important for preventing extinction events.
Rare and threatened habitats

Rare and threatened habitats

  • Efforts are being made into the protection and regeneration of these habitats.
Incentivising farmers

Incentivising farmers

  • Farmers are being incentivised to maintain field margins and hedgerows, as these habitats can support biodiversity.
Government-imposed targets

Government-imposed targets

  • These can be related to things like deforestation and emission reductions.
Recycling waste

Recycling waste

  • Recycling slows down the expansion of landfill sites and reduces the need to extract new natural resources.

Test yourself on Maintaining Biodiversity

  • Why are breeding programmes for endangered species considered important for conservation?

  • Why are farmers being incentivised to maintain field margins and hedgerows on their land?

  • What would most likely happen to the biodiversity supported by farmland if field margins and hedgerows were removed?

  • What would most likely happen to landfill site expansion if recycling rates decreased?

  • What would most likely happen to an endangered species' risk of extinction if no breeding programme existed for it?

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