SUPERFICIE TERRESTRE
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SUPERFICIE TERRESTRE • Albedo – Bidirectional Reflectance Function • Tipo Land Use • Indici di Vegetazione (NDVI, LAI) • Snow cover • Umidita’ • Temperatura
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SUPERFICIE TERRESTRE. Albedo – Bidirectional Reflectance Function Tipo Land Use Indici di Vegetazione (NDVI, LAI) Snow cover Umidita’ Temperatura. http://edc2.usgs.gov/glcc/gifs.php. Land use. New treatment of snow under high vegetation. Revised canopy resistances, including air - PowerPoint PPT Presentation
Transcript of SUPERFICIE TERRESTRE
SUPERFICIE TERRESTRE
• Albedo – Bidirectional Reflectance Function
• Tipo Land Use• Indici di Vegetazione
(NDVI, LAI)• Snow cover• Umidita’• Temperatura
http://edc2.usgs.gov/glcc/gifs.php
Land use
TESSEL scheme in a nutshell
High and lowvegetationtreated separately
Variable root depth
Revised canopyresistances,including airhumidity stress onforest
No rootextraction ordeep percolationin frozen soils
New treatmentof snow underhigh vegetation
+ 2 tiles (ocean & sea-ice)
• Tiled ECMWF Scheme for Surface Exchanges over Land
Processi rappresentati nei modelli di clima
2001
Processi rappresentati nei modelli di clima
2007
Soil moisture
• Passive MW• Thermal inertia• Active MW (scatterometer)
