Dataset of soil erosion intensity with 300m resoluton in Tibetan Plateau (1992, 2005, 2015)

Dataset of soil erosion intensity with 300m resoluton in Tibetan Plateau (1992, 2005, 2015)


1) The data content includes three stages of soil erosion intensity in Qinghai-Tibet Plateau in 1992, 2005 and 2015m the grid resolution is 300m.2) The data of soil erosion intensity are obtained by using the Chinese soil erosion prediction model (CSLE). The formula of soil erosion prediction model includes rainfall erosivity factor, soil erodibility factor, slope length factor, slope factor, vegetation cover and biological measure factor, engineering measure factor and tillage measure factor. Rainfall erodibility factors are calculated from the daily rainfall data by the US Climate Prdiction Center (CPC); soil erodibility factors, engineering measures factors and tillage measures factors are obtained from the first water conservancy census data; slope length factors and slope factors are obtained by resampling after calculating 30 m elevation data; vegetation coverage and biological measures factors are obtained by combining fractional vegetation cover with land use data and rainfall erodibility proportionometer. The fractional vegetation cover is calculated by MODIS vegetation index products through pixel dichotomy. 3) Compared with the data of soil erosion intensity in the same region in the same year, there is no significant difference and the data quality is good.4) the data of soil erosion intensity is of great significance for studying the present situation of soil erosion in Pan third polar 65 countries and better carrying out the development policy of the area along the way.


File naming and required software

XDA200402022-CSLE_QZGY1992A.tif represents the soil erosion intensity data of Qinghai-Tibet Plateau in 1992, of which, XDA20040202 is the subproject number, the 2 is the group number of the subproject, QZGY represents Qinghai-Tibet Plateau, and 1992 represents the year, A represents the soil erosion modulus.
Geotiff format, can be opened and analysed in ArcGIS software.


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Cite as:

Zhang, W. (2019). Dataset of soil erosion intensity with 300m resoluton in Tibetan Plateau (1992, 2005, 2015). A Big Earth Data Platform for Three Poles, DOI: 10.11888/Disas.tpdc.270224. CSTR: 18406.11.Disas.tpdc.270224. (Download the reference: RIS | Bibtex )

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Support Program

Pan-Third Pole Environment Study for a Green Silk Road-A CAS Strategic Priority A Program (No:XDA20000000)

Copyright & License

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License: This work is licensed under an Attribution 4.0 International (CC BY 4.0)


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Keywords
Geographic coverage
East: 105.00 West: 77.00
South: 26.00 North: 44.00
Details
  • Temporal resolution: Yearly
  • Spatial resolution: m
  • File size: 951 MB
  • Views: 6327
  • Downloads: 520
  • Access: Open Access
  • Temporal coverage: 1992, 2000, 2015
  • Updated time: 2021-11-02
Contacts
: ZHANG Wenbo  

Distributor: A Big Earth Data Platform for Three Poles

Email: poles@itpcas.ac.cn

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