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Positive feedback
Process where the effects of a system are increased
Negative feedback
Process where the effects of a system are decreased
Hydrosphere
The layer f water at or near the earth’s surface
Cyrospheric water
Water locked up in ice, glaciers + permafrost
Groundwater
Water stored in the pore spaces of rocks
Condensation
Where water vapour changes to liquid water
Drainage basin
Area of land that is the catchment area for a river + all it’s tributaries