Temp - between 30 - 50 C
Sun is always high in the sky
Cloudless skies
Night time temp are as low as 5C
Rainfall - annual total can be less than 100 mm
Hot deserts are in the path of trade winds
There is very little vegetation
Plants - case study
Needles offer protection
Thick waxy bark prevents moisture loss
Juicy flesh stores water
Animals - camel
Stores fat in hump
Long eyelashes and nostrils that close and open giving protection during sandstorms
Wide hooves to walk on dry sand
Thick lips which enable the camel to eat prickly plants
SAHEL CLIMATE CHANGE
1- rainfall in the region is unreliable
2- higher temperature's lead to increase evaporation
3- droughts have occurred
4- rivers and water holed have dried up
SOLUTIONS TO DESERTIFICATION
1- slow down soil erosion by planting more trees
2- bind the soil particles by planting more grasses
3- dig deeper wells to find water for irrigation
4- introduce new breeds of animals