There are many places in the world that depend solely on their groundwater for drinking, irrigating crops, or anything else requiring water. As population increases and industries expand in these areas more groundwater is required which can lead to its unsustainable use.  When this happens wells must be dug deeper at a cost to the owner (if wells can even reach the water anymore), polluted water can fill the void left by low water levels in the aquifer, and forcontinue reading