"you are a government manager for a region that relies on surface water and groundwater for agricultural irrigation and for residential use (drinking, watering lawns)
you are concerned about the sustainability of your water supply due to pollution and overuse by both agriculture and residents.
part1: why is the groundwater particularly sensitive to contamination
part2: recumbent TWO policy approches to improve the sustainability of the water supply. one of your policies should use a command and control approach and the other
should use an economic tool, be specific about how each policy will work