The government proposes to reduce the population by using a virus that has caused devastating epidemics in rabbit populations elsewhere.
政府计划通过使用一种病毒来减少兔子的数量,这种病毒已经在其他地方的兔子种群中造成了毁灭性的流行病。
The fear is that devastating the krill population will set in train a series of changes that will affect other creatures.
一个担心是,损坏了磷虾种群数量将引起一系列影响其它生物的变化。
In the wild, southern white rhinos have suffered devastating hits to their population thanks to a recent surge in poaching.
由于近期非法偷猎的猖獗,野生白犀牛的数量已在锐减。
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
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