1 / 26

deforestation

deforestation. Deforestation is the cutting down or burning of trees. Clearing of forests. Positive effects of Deforestation. Land to grow crops and build houses(infrastructure). Model city made by standard 4 wiltshire. Wood for paper and furniture. Wood for fuel. coals.

zilya
Télécharger la présentation

deforestation

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. deforestation

  2. Deforestation is the cutting down or burning of trees.

  3. Clearing of forests

  4. Positive effects of Deforestation

  5. Land to grow crops and build houses(infrastructure) Model city made by standard 4 wiltshire

  6. Wood for paper and furniture.

  7. Wood for fuel coals

  8. Negative effects of Deforestation

  9. Destroying animals homes (habitat) These are some endangered animals whose homes and food source have been destroyed by deforestation.

  10. Causes landslides and soil erosion

  11. Less oxygen and more carbon dioxide in the air leads to the greenhouse effect (global warming).

  12. Three groups of std.4 made models of forested and deforested areas to show the effects of rainfall.

  13. Deforested area

  14. Forested area (group 1)

  15. Forested area (group 2)

  16. Deforested area (model of a city) and model of the two forested areas

  17. After the rains came... Deforested area Forested area

  18. I don’t think the city will survive this heavy downpour!!!

  19. In the deforested area there is flooding.

  20. Forested area (group 1)

  21. Forested area (group 2)

  22. Stop cutting down trees We need our trees!!!

  23. Presented by Damali Wiltshire

More Related