Water security risk is NOT globally homogeneous due to the following reasons, EXCEPT: Effective planning for water resource management is spatially variable The water cycle is closed and continuous Local water supply is variable across the globe Regional population growth and urbanization occur at different rates In governing the water usage of the Sacramento River Delta system, the State of California and the U.S. federal government have set requirements for minimum flows and water quality standards to maintain in the river in order to protect sensitive fish species. Which type of governance is this regulation an example of? Social Economic Environmental Political What water cycle flux most influences groundwater recharge rates? Evaporation Glaciers Streamflow Precipitation.