The biodiversity of the Earth, or of a particular area, is the combination of the diversity of living organisms, the diversity of genes these organisms have, and the diversity of ecosystems.

In this topic you need to know about the following: -

  • How human activities are reducing biodiversity.
  • How all species are interdependent on each other.
  • How we can be more sustainable.
  • Use the arrows below to continue to revise.