Overpopulation (Grade 10 NSC Matric Geography): Flashcards
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Carrying capacity (UN estimate)
Carrying capacity (UN estimate)
Max population Earth can support; ~10 billion people
Overpopulation
Overpopulation
When population exceeds available resources
Ecological footprint
Ecological footprint
Measures land/sea area for resource use & waste absorption
How many Earths needed by 2003?
How many Earths needed by 2003?
1.25 planet Earths
Canada's population density (people/km²)
Canada's population density (people/km²)
3.7 people per km²
% of Canada covered by forests
% of Canada covered by forests
27%
% of world's hydroelectric power Canada produces
% of world's hydroelectric power Canada produces
11%
Ethiopia's population density (people/km²)
Ethiopia's population density (people/km²)
72 people per km²
% of Ethiopian workers in farming
% of Ethiopian workers in farming
80%
Ethiopia's urban population %
Ethiopia's urban population %
17%