Data

Topographic wetness index (index)

Also known as: substrate_twi, Topographic wetness index (index)
Atlas of Living Australia
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Permission required to re-distribute derivative works. Please contact Dr. Kristen Williams - kristen.williams@csiro.au

Full description

Maximum of the Topographic Wetness Index (TWI) values in each 36 second grid cell. TWI was calculated as ln(a/tan �) where a is the upslope area per unit contour length and tan � is the local slope (dimensionless), computed by Stein (2008).

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  • Local : ala.org.au/uid_826