21.1:100000 landuse dataset of Gansu province (1995)

       POLES TPDC

    22.1:100000 landuse dataset of Gansu province (2000)

       POLES TPDC

    23.1:100000 landuse dataset of Hunan (2000)

       POLES TPDC

    24.1:100000 lan use dataset of Hunan Province (1980s)

       POLES TPDC

    25.1:100000 landuse dataset of Hunan (1995)

       POLES TPDC

    26.1:100,000 Landuse data in the Yellow River Upstream (2010)

       POLES TPDC

    27.1:100,000 landuse data in the Yellow River Upstream (2005)

       POLES TPDC

    28.1:100,000 landuse data in the Yellow River Upstream (1990)

       POLES TPDC

    29.1:100,000 Landuse data in the Yellow River Upstream (2000)

       POLES TPDC

    30.Guangxi Province 1:100000 landuse dataset (1985)

       POLES TPDC

    31.1:100000 desertification development degree map of daqintera (1958)

       POLES TPDC

    32.1:100000 desertification development map of Daqintera (1974)

       POLES TPDC

    33.300-m ESA climate change initiative land cover (CCI-LC) in Sanjiangyuan (1992-2015)

       POLES TPDC SJYNP

    34.HiWATER: Simultaneous observation dataset of river surface temperature in the middle reaches of the Heihe River Basin on Jul. 3 and Jul. 4, 2012

       POLES TPDC HEIHE

    35.HiWATER: Dataset of surface temperature of water body in Er’ba Reservoir

       POLES TPDC HEIHE