Discharge Relationships within Drainage Basins

1.2 - Discharge relationships within drainage basins - content

Components of hydrographs (storm and annual).

Influences on hydrographs.

Climate: precipitation type and intensity, temperature, evaporation, transpiration, evapotranspiration, and antecedent moisture.

Drainage basin characteristics: size and shape, drainage density, porosity and permeability of soils, rock type, slopes, vegetation type, and land use.

Hydrology and fluvial geomorphology - 1.2 Discharge relationships within drainage basins 18.pptx

Worksheet for use with slide 10

Interpretation of hydrographs

Important

In the US the term watershed is used as an alternative to drainage basin or catchment. In British English, a watershed is a dividing line BETWEEN basins/catchments. This is an important distinction. Your examiner will expect you to use British terminology.

Australia floods as big as 'two European countries'Some areas are seeing enormous amounts of rain, in what has been called a “once in 200 years event”.

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Discharge Relationships within Drainage Basins

1.2 - Discharge relationships within drainage basins - content

****Important****

In the US the term watershed is used as an alternative to drainage basin or catchment. In British English, a watershed is a dividing line BETWEEN basins/catchments. This is an important distinction. Your examiner will expect you to use British terminology.

Important