MAPS IN THE NEWS:
These maps, based on satellite data, look at the planet's 37 largest aquifers. The map on top shows usage/withdrawal. (The darker the red, the greater the withdrawal of water from the aquifer.) The map on the bottom shows aquifer recharge over the same period: the 21 major aquifers *not* in blue were being depleted at a faster rate than nature was recharging them. geographical.co.uk/images/articles/places/cities/Cape_Town/graph1.jpg
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