Biodiversity powerpoint

3,627 views
3,434 views

Published on

Published in: Technology
0 Comments
3 Likes
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total views
3,627
On SlideShare
0
From Embeds
0
Number of Embeds
118
Actions
Shares
0
Downloads
110
Comments
0
Likes
3
Embeds 0
No embeds

No notes for slide

Biodiversity powerpoint

  1. 1. Biodiversity
  2. 2. Bio What? <ul><li>Biodiversity is the variety of all life forms: the different plants, animals and micro-organisms, their genes and the ecosystems of which they are a part. </li></ul>
  3. 3. <ul><li>Genetic diversity -the total genetic information contained in the genes of all species. </li></ul><ul><li>Species Diversity- The variety of species, refers to the number of species and the number of individuals in a species. </li></ul><ul><li>Ecosystem Diversity - the variety of habitats natural communities and ecological processes. </li></ul>
  4. 4. Importance Of biodiversity <ul><li>Humans are dependent on biodiversity for their sustenance, health, well-being and enjoyment of life. </li></ul><ul><li>Food- we rely on biodiversity to provide us with a large and varied food source </li></ul><ul><li>Health- Humanity derives many of it’s medicines from biodiversity. </li></ul>
  5. 5. The Value of Biodiversity <ul><li>Recreation- many recreation activities rely on or benefit from biodiversity </li></ul><ul><li>Inspiration- Biodiversity as a whole inspires artists, musicians and writers. </li></ul><ul><li>Escape- Biodiversity provides a sanctuary from the hustle and bustle of everyday life. </li></ul>
  6. 6. Threats to biodiversity <ul><li>Habitat loss and fragmentation (love tunnel) </li></ul><ul><li>Competition from invasive species </li></ul><ul><li>Pollution </li></ul><ul><li>Global climate change </li></ul><ul><li>Desertification </li></ul><ul><li>Population growth and over consumption </li></ul><ul><li>Unsustainable use of natural resources. </li></ul>
  7. 7. Consequences of loss of Biodiversity <ul><li>A loss of ecosystem services- Protection of water resources, nutrient storage and cycling, Pollution breakdown and absorption </li></ul><ul><li>Loss of genetic diversity- Genetic diversity allows species to adapt to changing environmental conditions and stresses. </li></ul><ul><li>Reduced food security. </li></ul>
  8. 8. Preservation of Biodiversity <ul><li>The National Strategy for the Conservation of Australia’s Biological Diversity </li></ul><ul><li>Natural Heritage Trust </li></ul><ul><li>Wild life reserves- e.g. National Parks. </li></ul><ul><li>Flora and Fauna guarantee act </li></ul><ul><li>Endangered species Program </li></ul><ul><li>Quarantine </li></ul><ul><li>Education </li></ul><ul><li>Breeding Programs </li></ul>
  9. 9. What is happening to Biodiversity. <ul><li>In the past Australia’s Biodiversity has suffered greatly, primarily due to human misuse and abuse of the environment. Humans are now starting to realise the importance and value of biodiversity and are taking action to preserve it. </li></ul>

×