AQA · Geography · 8035
GCSE Geography: Water
Challenges in the human environment · AQA GCSE Geography (8035), specification point 3.2.3.3. Cards are generated from the exam board's own specification for "Water", and every card links back to the page it came from. Specification © AQA — used with attribution.
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What are the two main reasons global water consumption is rising?
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Economic development and a rising population.
An area with a water deficit is said to suffer from water ?.
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insecurity
What is over-abstraction of water?
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Taking water from rivers or aquifers faster than it is naturally replenished, reducing availability.
Name three factors that reduce water availability.
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Any three of: climate, geology, pollution of supply, over-abstraction, limited infrastructure, poverty.
How does water insecurity affect human health?
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It increases waterborne disease, because people rely on polluted or untreated water.
Where water demand exceeds supply there is potential for ? between users.
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conflict
Name two economic impacts of water insecurity.
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Reduced food production and reduced industrial output.
What is desalination?
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Removing salt from seawater to produce fresh water, increasing supply in coastal areas.
What is a water transfer scheme?
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Moving water by pipeline or canal from an area of surplus to an area of deficit.
What is 'grey' water?
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Waste water from sinks, baths and washing machines that can be reused, e.g. for flushing toilets or irrigation.
Name three strategies for a sustainable water future.
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Any three of: water conservation, groundwater management, recycling, use of grey water.
What does groundwater management aim to prevent?
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Over-abstraction of aquifers, so extraction does not exceed natural recharge.
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