【正文】 tionEvaporationTranspirationRootinfiltrationofpotentialStomatalandEnergyTransferAtmosphereRadiationPARReflectiveusephysiologicalwater(四水轉(zhuǎn)化 )；(2)PS(有效降水 )；hydrostatesAAirPlantSoilAquifer SurfacePVRGS water cycle / five water interactions ASciences)groundwaterSystemChinathedataResources)pChina(datagroundwaterGeophysicalyearandinyearskm3century.AnnualstreamflowthewithoutrecordbychangemoreNCPlastetwaterofIt’sresourcesPotential evapotrnspiration in mmAnnual Potential evapotrnspiration in the NCP is high varies between 796 and 1257 mm resulting in much water loss Average annual Potential evapotrnspiration from 1951 to 2023 p Major features of NCP’s water resourcesAridity indexTheofresourcesAnnual precipitation in mmAverage annual precipitation from 1951 to 2023 The NCP: in the semiarid semihumid region. Annual precipitation around 350 and 800 mm The monsoon season (June to September) contributes more than 80% of annual rainfall MajorvariesofresourcesAnnual runoff in mm Sharp decline river flows into the seaPer Capita water amount pMajor features of China’s water resources Water Consumption to avalaible water resources in % in ChinaAfter Dr Shao Yisheng， Ministry of ConstructionWater use / water availability in %pMain Water issues: Rapid development PopulationMain Water issues: Climate change l Temperaturein℃ from 1960 to 2023.Increase in temperature from 1951 to 1999 (Wang et al.) TemperaturethatprecipitationstationsAnnual precipitation anomalies in the NCP from 1955 to 2023. The The average annual precipitation during was mm from 1955 to 1979, while that was mm from 1980 to 2023, decreased about %.Attribution: Increase in drought frequency pBeijing,– the longest period without precipitation in 60 yearsThirstyDry landscapeSharplytoBohaiseato2023,oftheoverdraft:fromtheyearlevelStationmemberewithof2, n = 4， bination = 5：(5)GSVPfiveindexresistanceTr:radiationWinddistr.potentialRootRootcharactersSoilmovementEnergyoflossIrrigationindexesstageWinterstrawstrawharvestingprocessesUtilizationcanalirrigationbasisSoildeficitcanalconveyedirrigationirrigation (2) high efficiency。.Strategic measures:6. To raise awareness of the importance of watersaving through improved training and education of farmers7. To enhance rural environment protection to achieve harmonious development8. To constitute a watersaving mould societyResearch developmentlGreen water managementlSoil water reservoir lWater footprintlVirtual Water lUnconventional water resource Strategic measuresThanks for mentsScience news,2023.Worldwide Groundwater report of the NCPNature news, 2023Science news,2023Unsustainable168km3 km3 The data e from Bulletin of Water Resources in China from 1997 to 2023 Watersaving—”Killing Many Birds With One Stone”！Water saving is the best for adaptation to climate change impact on water resources 謝謝觀看 /歡迎下載BY FAITH I MEAN A VISION OF GOOD ONE CHERISHES AND THE ENTHUSIASM THAT PUSHES ONE TO SEEK ITS FULFILLMENT REGARDLESS OF OBSTACLES. BY FAITH I BY FAI