Higher Geography:

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Higher Geography
Drainage basins
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evaporation and transpiration
precipitation
Interception (stored in plants)
overland flow
Surface storage
infiltration
channel storage
throughflow
soil water storage
percolation
streamflow
groundwater flow
groundwater storage
Or channel runoff
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Watershed - the boundary separating one drainage
basin from another.
Tyne drainage basin
or catchment area
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Constructing a watershed
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The watershed defines the boundary of the
catchment area.
Drainage Basin 1
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Drainage basins interlock
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Water table
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Firth of Tay
The Tay-Earn basin River Tay and River Earn
catchments, Perthshire, Scotland
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Firth of Tay
The Tay-Earn basin River Tay and River Earn
catchments, Perthshire, Scotland
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River Tay video
What a drainage basin is like.
Things to think about!
The changing landscape from source to mouth.
Why what a river does is important to us.
The impact of flood events on human activity.