18.3.2

Conservation

Test yourself

Human Needs vs Conservation

The conservation of species and habitats can be controversial. There can be conflicting evidence with regards to the benefits that some conservation management policies have.

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Need for conservation

  • Humans pose a huge threat to biodiversity on the planet.
  • The two main threats from humans are:
    • Population growth.
    • Resource exploitation.
  • Conservation helps oppose the effects from humans.
  • Conservation protects ecosystems and the species within them to help prevent decreasing biodiversity.
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Methods of conservation

  • There are a number of ways that species and ecosystems can be conserved:
    • Protected areas (e.g. national parks) - protect habitats.
    • Seedbanks - store seeds to avoid extinction.
    • Protected species - avoid extinction.
    • Fishing quotas - prevent overfishing.
Illustrative background for Conflict - needs and conservationIllustrative background for Conflict - needs and conservation ?? "content

Conflict - needs and conservation

  • Conflict exists between human needs and conservation.
  • Conservation can be expensive.
  • Human population growth means there is high demand for food, space and other resources. Conservation can sometimes make meeting these demands difficult.

Jump to other topics

1Cell Structure

2Biological Molecules

3Enzymes

4Cell Membranes & Transport

5The Mitotic Cell Cycle

6Nucleic Acids & Protein Synthesis

7Transport in Plants

8Transport in Mammals

9Gas Exchange

10Infectious Diseases

11Immunity

12Energy & Respiration (A2 Only)

13Photosynthesis (A2 Only)

14Homeostasis (A2 Only)

15Control & Coordination (A2 Only)

16Inherited Change (A2 Only)

17Selection & Evolution (A2 Only)

18Classification & Conservation (A2 Only)

19Genetic Technology (A2 Only)

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