The day-by-day demand keeps growing, further draining water sources, from great rivers to groundwater. “We’re going deeper into debt on our groundwater use,” Postel said, “and that has a very significant impact on global water security. The rate of groundwater consumption has doubled since 1960.”
Some of Earth抯 groundwater is fossil water, created when Earth抯 climate was far different. Today such water is as limited as petroleum. 揃ut we抮e pumping much of it out faster than precipitation (ealt降水) is recharging it,” Postel explained. “This is the case underneath the breadbasket of India, underneath the cornfields on the plains of North China. We need to bring withdrawals into balance by recharging.”
Humanity’s growing thirst also causes a major problem about water. “When we take water from rivers, those ecosystems begin to reduce or even disappear,” she said. “And that also creates cost to us, not just to nature, because we also depend upon those ecosystems.”
1. What does the author really want to say in the passage?
A. Water has been the most serious challenge.
B. So many children die from polluted water every day.
C. Diseases should be properly controlled and treated.
D. A shortage of water leads to the unrest of the world.
2. For lack of access to water many people ________.
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