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Biodiversity

Biodiversity. Which do you like better?. B. A. Which do you like better?. A. B. Which do you like better?. A. B. What do you think the word “biodiversity” means?. Bio diversity. What does “ Bio ” mean?. Life. Bio =. Bio diversity. What does “ Diversity ” mean?.

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Biodiversity

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  1. Biodiversity

  2. Which do you like better? B A

  3. Which do you like better? A B

  4. Which do you like better? A B

  5. What do you think the word “biodiversity” means?

  6. Biodiversity What does “Bio” mean? Life Bio =

  7. Biodiversity What does “Diversity” mean? Diversity = Variety

  8. Biodiversity • The variety of all forms of life and genes in an ecosystem, biome or planet. • Copy this definition on page 1 of your notebook.

  9. How many species of insects do you think are on this planet? • Justify your answer.

  10. How many species total do you think are on this planet?

  11. Total number of species on earth is… • 1,589,361+ Source: The International Union for Conservation of Nature and Natural Resources (IUCN) 2007 Red List

  12. Should we be concerned about biodiversity? What we know:The Earth is losing species at an alarming rate • Some scientists estimate that as many as 3 species per hour are going extinct and 20,000 extinctions occur each year. • when species of plants and animals go extinct, many other species are affected.

  13. Threats to biodiversity Habitat destruction Pollution Species Introductions Global Climate Change Exploitation

  14. Are we still discovering new species?

  15. Answer the following questions on page 6. Title the page “Biodiversity: Good or Bad?” • What would happen to your lawn if you never took care of it? Would it become healthier or less so? • Is the earth becoming more or less diverse? Justify your answer. • Is biodiversity good for the earth or bad for the earth? Justify your answer.

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