Human activities

• How does agriculture affect ecosystems?

  Farmers use pesticides to make crops productive, reducing genetic diversity
• What are some practices that have directly removed habitats?

  Removal of hedgerows

  Creating monocultures

  Over-grazing
• What are practices that have an indirect effect on species diversity?


  Use of pesticides

  Lack of intercropping
• What are some examples of conservation techniques?


  Maintaining hedgerows

  Planting hedges rather than using fences

  Less pesticide use

  Use organic fertilisers