maintaining biodiversity

• What is biodiversity?

  The variety of different species on Earth
• Why is rich biodiversity important?

  It helps make ecosystems more stable
• How can breeding programs help endangered species?

  They increase the population of species
• What is an example of an endangered species mentioned?

  Sumatran tiger
• What is the role of zoos in breeding programs?

  They lend endangered species to each other
• How does habitat destruction affect biodiversity?

  It reduces the variety of species present
• What type of habitat is mentioned as having high biodiversity?

  Wetlands
• What has happened to many wetlands over the last century?

  They have been drained for crops
• What is being done to protect drained wetlands?

  They are being refloated and protected
• Why do farmers grow large fields of one crop?

  To maximize agricultural efficiency
• What are field margins?

  Strips of land left for wild plants
• How do hedgerows contribute to biodiversity?

  They provide habitat for various species
• What role do governments play in maintaining biodiversity?

  They establish protections for habitats
• What action has the Brazilian government taken to protect biodiversity?

  Established national parks in the Amazon
• How do renewable energy sources help biodiversity?

  They reduce carbon dioxide emissions
• What is a positive action individuals can take for biodiversity?

  Recycling waste materials
• How does recycling affect habitats?

  It reduces waste in landfills
• What are the main strategies to reduce biodiversity loss?

  • Breeding programs for endangered species
  • Protecting and regenerating habitats
  • Creating field margins and hedgerows
  • Government actions against deforestation
  • Promoting renewable energy sources
  • Individual actions like recycling
• What are the effects of habitat destruction on biodiversity?

  • Reduces the variety of species
  • Leads to extinction of species
  • Disrupts ecosystem stability