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Higher Geography:

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Title: No Slide Title Author: Williams Last modified by: Williams Created Date: 8/30/2006 11:05:02 AM Document presentation format: On-screen Show Other titles – PowerPoint PPT presentation

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Title: Higher Geography:


1
Higher Geography
Drainage basins
2
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
3
Watershed - the boundary separating one drainage
basin from another.
Tyne drainage basin
or catchment area
4
Constructing a watershed
5
The watershed defines the boundary of the
catchment area.
Drainage Basin 1
6
Drainage basins interlock
7
Water table
8
Firth of Tay
The Tay-Earn basin River Tay and River Earn
catchments, Perthshire, Scotland
9
Firth of Tay
The Tay-Earn basin River Tay and River Earn
catchments, Perthshire, Scotland
10
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.
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