desertification in the sahel
TRANSCRIPT
MEMORY MAPSMEMORY MAPS
Drought in the Sahel
* * * * NEWS FLASH * * * *
MONDAY 22ND MARCH 1973
DROUGHTS HAVE PLAGUED THE LAND HERE IN THE SAHEL STRETCHING FROM WEST AFRICA EASTWARDS FOR FIVE YEARS BUT IS DROUGHT HERE REALLY THE PROBLEM?
• LAND USE PRACTISES HAVE CAUSED THE DEATHS OF MORE THAN 100,000 PEOPLE
• OVER 12 MILLION CATTLE HAVE DIED
• SOCIAL ORGANISATIONS HAVE BEEN DISRUPTED ON A NATIONAL SCALE
DESERTIFICATIONDESERTIFICATION
• What is desertification?Desertification is when a desert gradually spreads to the surrounding areas of semi-desert
The SAHELThe SAHELThe Sahel is located in the southern region of the Sahara desert, Africa. Look at the following pictures. In pairs discuss where you think the Sahel is located.
The Sahel regions are areas which experience
desertification.
Why does the Sahel suffer from desertification?Why does the Sahel suffer from desertification?
DESERTIFICATION
Increase in population Increase in cattle
Deforestation for fire wood Grassland grazed more intensively
Roots no longer hold soil together Roots may be eaten as well as grass
Leaves no longer protect soil from weatherLess vegetation means less protection from weather
Loose top soil blown away by wind
(Soil Erosion)
=
Loose top soil blown away by wind
(Soil Erosion)
=DESERTIFICATION
EFFECTS OF DESERTIFICATIONEFFECTS OF DESERTIFICATION
YOU HAVE 5 MINUTES FOR EACH TASK.
TASK 1 – DRAW A SPIDER DIAGRAM LISTING AT LEAST 8 EFFECTS OF DESERTIFICATION.
EFFECTS OF DESERTIFICATION
TASK 2 – I WILL SHOW YOU ON THE NEXT SLIDE A PHOTOGRAPH.
YOU ARE A JOURNALIST AND YOU MUST GIVE AN APPROPRIATE CAPTION OR TITLE TO THE PHOTOGRAPH.
THE BEST CAPTION/TITLE WILL BE STORED WITH THIS PHOTO FOREVER
CAPTION NEEDED…