A look into land degradation :)

1. GEF01
ASSIGNMENT 3
LAND DEGRADATION
VIDEO PRESENTATION
 LIGIETA TUKANA S11088129
 KATHLEEN VIOLET TORA S11087809
 SAVENACA ROKO S11088969

2. INTRODUCTION

3. DEFORESTATION
*Deforestation is
the removal of a
forest or stand of
trees where the
land is thereafter
converted to a
non- forest use.
http://coffeeatbreak.blogspot.com
/2012/01/deforestation.html

4. TYPES OF DEFORESTATION
 selective logging.
 Conversion of
forest lands to
farms.
http://cce.nasa.gov/cce/highlight_2009_1.htm

5. VIDEO PRESENTATION

6. LAND POLLUTION
 Land pollution is
basically about the
contamination and
degradation of the land
surface and soil of the
earth due to misuse.
http://www.nunukpho
tos.com/Industry-
photos/Landfill-site

7. TYPES OF LAND POLLUTION
 Deposition of solid
waste
 Accumulation of non-  Ki
biodegradable
materials
 Toxification of
chemicals into
poisons
 Alternation of soil
http://www.buzzle.com/articles/types-
chemical of-land-pollution.html
composition.

8. VIDEO PRESENTATION

9. VIDEO PRESENTATION

10. OVER - CULTIVATION
 Over cultivation is a
process where soil is
removed by wind
taking out the
nutrients of the soil
which means no
more plants can be
planted again.
 It is also the use up
of land over a long
period of time http://www.thedailystar.net/ne
without giving land wDesign/news-
rest. details.php?nid=131180

11. TYPES OF OVER - CULTIVATION
Soil cultivation
http://www.bing.com/images/search?q=soil+cultivation+i
mages&view=detail&id=CBA482F313F7D58A1B99623D
581829D17E0E297F&first=0

12. SHIFTING CULTIVATION
http://www.lewishistoricalsociety.com
/wiki/tiki-print_

13. VIDEO PRESENTATION

14. CONCLUSION