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Basic Geography
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Theme:
Boundary
(1)
Irrigation area
(1)
River network
(1)
ancient irrigation canal
(1)
flow direction
(1)
flow length
(1)
flow rate
(1)
sink
(1)
vector boundary
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Subject:
Cartography
(3)
physical geography
(1)
Time:
2023
(1)
2013
(1)
1949
(1)
1644
(1)
1368
(1)
Place:
Heihe River Basin
(2)
Gansu Province
(1)
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National Cryosphere Desert Data Center
A dataset on the distribution of ancient channels in the middle and upper reaches of the Black River Basin from the Ming to the Republican Dynasties
This data is a restoration of the distribution of the main ancient irrigation channels in the middle and upper reaches of the Heihe river basin from the M...
visits:
7776
file size:
634.3 KiB
update time:
2023-06-13
National Cryosphere Desert Data Center
Hydrological Factor Dataset of Gansu Province
The data source used is DEM, sourced from geographic spatial data cloud（ http://www.gscloud.cn/search ）Download and concatenate multiple DEMs, crop th...
visits:
10730
file size:
18.0 GiB
update time:
2025-06-30
National Cryosphere Desert Data Center
The boundary of the Black River Basin study area
1. The basin boundary of the Heihe River Basin was obtained based on a high-precision digital elevation model (DEM) and analysed using the GIS hydrologica...
visits:
13069
file size:
2.6 MiB
update time:
2023-06-13
