GEOGRAPHY IN THE NEWS:
Groundwater supplies half of the world's drinking water and 40% of the water used for irrigation. The Western U.S.'s besieged Ogallala Aquifer, for example, is the source of drinking water for more than 80% of the people who live in the High Plains yet this water is thousands of years old and will take thousands of years to recharge. This article looks at the use and science of aquifers and the geography of aquifer recharge across the U.S. theconversation.com/ancient-groundwater-why-the-water-youre-drinking-may-be-thousands-of-years-old-167982
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