Although population, industrial output and economic productivity 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。

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Once again when initial productivity gains had been absorbed, the rate of population growth abated.

一旦最初的生产力增长被吸收殆尽，人口的增长再次衰落。

youdao

The best way to compensate for an aging population - and therefore fewer workers - is higher productivity.

弥补一个老化人口或缺少劳动力人口的最佳办法是高生产率。

youdao

Indeed,volatile food prices, population growth, low agricultural productivity and the potentially devastating effects of climate change make it a particularly daunting challenge. The IFAD president says over the past 30 years, agricultural productivity in developing countries has been stagnant or in decline. He blames it on years of under-investment.

VOA: standard.2010.03.29

However, if population and productivity are growing you still have a problem.

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These include a lack of underlying demand for credit and an ageing population with slow productivity growth, which does little to inspire investment.

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And a country can grow only two ways: working population growth, and productivity.

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