Journal of Geographical Sciences, Volume. 30, Issue 1, 164(2020)
Impacts of climate change and agricultural activities on water quality in the Lower Kaidu River Basin, China
Fig. 1. Locations of the Kaidu River Basin (a) and irrigation area of the lower reaches of the Kaidu River Basin (b)
Fig. 2. Calibration and validation of monthly streamflow at the Yanqi hydrological station (2012-2014)
Fig. 3. Simulated and observed values of streamflow in the calibration (a) and validation periods (b) (2012-2014)
Fig. 4. Simulated and observed values of TN and TP in the calibration (a) and validation periods (b) (2012-2014)
Fig. 5. Distributions of annual average total nitrogen (TN) (a) and total phosphorus (TP) (b) (2010-2014)
Fig. 6. Drainage map of Kaidu River irrigation area
Climate change (2040-2044) and agricultural management measure scenarios used in this study
Climate change (2040-2044) and agricultural management measure scenarios used in this study
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Parameters used for calibration of the SWAT model (2012-2013)
Parameters used for calibration of the SWAT model (2012-2013)
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Calibration and validation results of model parameters
Calibration and validation results of model parameters
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Average annual non-point source (NPS) pollutant emissions and streamflow discharge for each drainage canal (2010-2014)
Average annual non-point source (NPS) pollutant emissions and streamflow discharge for each drainage canal (2010-2014)
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Changes of NPS pollution in the Kaidu River and drainage canals under different scenarios
Changes of NPS pollution in the Kaidu River and drainage canals under different scenarios
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Wulong BA, Pengfei DU, Tie LIU, Anming BAO, Xi CHEN, Jiao LIU, Chengxin QIN. Impacts of climate change and agricultural activities on water quality in the Lower Kaidu River Basin, China[J]. Journal of Geographical Sciences, 2020, 30(1): 164
Received: Jul. 2, 2018
Accepted: Dec. 27, 2018
Published Online: Sep. 29, 2020
The Author Email: DU Pengfei (dupf@tsinghua.edu.cn)