4 why do water supplies vary
TRANSCRIPT
UNIT 2
Why do water supplies vary?
Specification detail
5.1d Water surplus and deficit on a world scale, related to global rainfall patterns.
Why do water supplies vary
World Water Supply: Here
Choropleth mapping
Which areas have the most access to safe drinking water?
Create a key on your map for the following categories:
0-20 20-40 40-60 60-80 80-100
Shade in the areas on your map (using one colour) according to the table
Continent % of population who have access to safe
drinking water
N.America 99
S.America 75
Europe 99
Central Asia 39
North Asia 95
South Asia 59
N . Africa 10
C & S Africa 65
Oceania 99
Rainfall
Extension
Describe the distribution of water around the globe
Give reasons for this distribution