Water (Edexcel GCSE Geography A): Flashcards
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% of Earth's water that is saline
% of Earth's water that is saline
97%
% of Earth's water that is freshwater
% of Earth's water that is freshwater
3%
% of freshwater locked in glaciers and ice caps
% of freshwater locked in glaciers and ice caps
2%
% of Earth's water available for human use
% of Earth's water available for human use
1%
Water surplus definition
Water surplus definition
Precipitation > evaporation + transpiration
Water deficit definition
Water deficit definition
Precipitation < evaporation + transpiration
Regions with high water availability (4 examples)
Regions with high water availability (4 examples)
Canada, Russia, parts of S. America, Australia
Regions experiencing water scarcity
Regions experiencing water scarcity
North Africa, Middle East, parts of Asia
Countries with highest water availability per person
Countries with highest water availability per person
Canada and Iceland
African region showing severe water stress
African region showing severe water stress
The Sahel
Primary factor affecting water distribution
Primary factor affecting water distribution
Climate patterns
3 uses that 1% available water must support
3 uses that 1% available water must support
Drinking water, agriculture, industry