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Researchers say Earth's groundwater is mostly nonrenewable - UPI.com | Natural spring water, Spring nature, Groundwater
Researchers say Earth's groundwater is mostly nonrenewable - UPI.com
Victoria, British Columbia, 11-17-15 (UPI) - An international team of hydrologists published findings that Earth holds 23 million cubic kilometers of groundwater - roughly 5.5 million cubic miles. Only 6% will be replenished over the next 50 years.