Whereas United States economicproductivity grew at an annual rate of 3 percent from 1945 to 1965, it has grown at an annual rate of only about 1 percent since the early 1970s.
Although population, industrial output and economicproductivity have continued to soar in developed nations, the rate at which people withdraw water from aquifers, rivers and lakes has slowed.
尽管发达国家的人口、工业产出和经济生产率还在飙升,但人们从含水层、河流和湖泊取水的速度已经放缓。
3
The costs can also be measured in lost economicproductivity.