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National Natural Science Foundation of China (No: 91125004)

HiWATER: Simultaneous Observation Dataset of Land Surface Temperature in the Upper reaches of the Heihe River Basin on 1 August, 2012

The aim of the simultaneous observation of river surface temperature is obtaining the land surface temperature in different places be of different kinds of underlying surface, while the sensor of WiDAS go into the experimental areas of the upstream of Heihe river basin. All the land surface temperature data will be used for validation of the retrieved land surface temperature from WiDAS sensor and...

HiWATER: Dataset of the Chamber Soil Respiration in the middle reaches of the Heihe River Basin

During the period of middle stream experiment in 2012, closed chamber and gas chromatography method was used to measure soil respiration of different land surface, including farmland, orchard, wetland, sparse grassland (Huazhaizi), Gobi, desert.
Instrument: Assimilation Chamber
Measuring method: Assimilation chamber consists of two parts: the base and the box. Base made of PVC material, the botto...

HiWATER: Dataset of the Portable Soil Respiration in the middle reaches of the Heihe River Basin

During the 2012 aerial remote sensing experiment conducted midstream, Li-Cor8100 was used to measure soil respiration every five days in the EC matrix area.
Instrument: LI-Cor8100
Measuring Method: Soil respiration ring was made using PVC pipe with length of 10 cm. Before measuring soil respiration, soil respiration ring was inserted into the soil, 4 cm in soil and 6 cm above soil. Soil respiratio...

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

Er’ba Reservoir surface temperature of water body can offer in situ calibration data for TASI, WiDAS and L band sensor used in aerospace experiment.
Observation Site:
This site is 14 KM away from East of ZhangYe city. It’s located in Er’ba village, JianTan town, ZhangYe city. The coordinates of this site: 38°54′57.14" N, 100°36′57.39" E.
Observation Instrument:
The observation system consists of t...

HiWATER: Dataset of crop biomass observed in the middle reaches of the Heihe River Basin

The data set include crop biomass observed at four sample regions, that is the soil moisture control experimental field at Daman county, and the EC plots, the super station, and Shiqiao sample plots at Wuxing village in Zhangye city.

1) Objective
Crop biomass, a key biophysical parameter, was observed for calibration and validation of crop growth model and the retrieval of other biophysical para...

HiWATER: Dataset of the spectral reflectance in the middle reaches of the Heihe River Basin

This dataset contains the spectra of white cloth and black cloth obtained in the simultaneous time during the airborn remote sensing which supports the airboren data preprocessing as CASI, SASI and TASI , and the spetra of the typical targets in the middle reaches of the Heihe River Basin.

Instruments: SVC-HR1024 from IRSA, ASD Field Spec 3 from CEODE, Reference board
Measurement method: th...

HiWATER: WATERNET soil moisture and LST observation dataset in the middle reaches of the Heihe River Basin

This dataset includes soil moisture, soil temperature and land surface temperature observations of 50 WATERNET wireless sensor network (WSN) nodes during the period from May to September 2012, which is one type of WSN nodes in the Heihe eco-hydrological wireless sensor network (WSN). The WATERNET located in the 4×4 MODIS grids in the observation matrix in the Zhangye oasis. Each WATERNET node obse...

HiWATER: Dataset of radiosonde sounding observations in Zhangye National Climate Observatory

Our project entrust the L band radiosonde sounding encrypt observations to Zhangye National Climate Observatory, and collect regular observation twice a day. The dataset contains three times one day at 8:00, 14:00, 20:00, which can support the remote sensing image atmospheric correction and atmospheric science research.
Observation Site:
Zhangye National Climate Observatory located in Shajing To...

HiWATER: Dataset of soil moisture measurements synchronizing with TerraSAR-X satellite overpassing in the Daman Superstation

The first dataset of ground truth measurements synchronizing with TerraSAR-X was obtained in the Daman foci experimental area on 4 June, 2012. The satellite image was in StripMap mode and HH/VV polarization with an incidence angle of 22-24°, and the overpass time was approximately at 19:00 UTC+8.
The second dataset of ground truth measurements synchronizing with TerraSAR-X was obtained in the Dam...

HiWATER: Dataset of thermal infrared spectrum observed by BOMEM MR304 in the middle reaches of the Heihe River Basin

This dataset includes the emissivity spectrum (8-14 µm) of typical ground objects in Zhangye City, Zhangye airport, desert and farmland at Wuxing experiment area. The data was measured by the BOMEM MR304 FTIR (Fourier Transform Infrared Spectrometer).
A. Objective
The objective of the thermal infrared (TIR) spectrum measurement lies in: Radiometric calibration for the airborne TIR sensor, land sur...