A third of the planet’s land is severely degraded and fertile soil is being lost at the rate of 24bn tonnes a year, according to

admin2018-03-26  19

问题     A third of the planet’s land is severely degraded and fertile soil is being lost at the rate of 24bn tonnes a year, according to a new United Nations-backed study that calls for a shift away from destructively intensive agriculture. The alarming【C1】______ , which is forecast to continue as demand for food and productive land increases, will add to the risks of conflicts unless【C2】______ actions are implemented, warns the institution behind the report.
    "As the ready supply of healthy and productive land dries up and the population grows, competition is【C3】______ for land within countries and globally," said executive secretary of the UN Convention to Combat Desertification (UNCCD) at the launch of the Global Land Outlook. "To【C4】______ the losses, the outlook suggests it is in all our interests to step back and rethink how we are managing the pressures and the competition. "
    The Global Land Outlook is【C5】______ as the most comprehensive study of its type, mapping the interlinked impacts of urbanization, climate change, erosion and forest loss. But the biggest factor is the【C6】______ of industrial farming. Heavy tilling, multiple harvests and【C7】______ use of agrochemicals have increased yields at the【C8】______ of long-term sustainability. In the past 20 years, agricultural production has increased threefold and the amount of irrigated land has doubled, notes a paper in the outlook by the Joint Research Centre (JRC) of the European commission. Over time, however, this【C9】______ fertility and can lead to abandonment
of land and【C10】______ desertification.
A) absorb I) limited
B) abundant J) minimize
C) billed K) occasionally
D) decline L) optimizes
E) diminishes M) rate
F) expansion N) remedial
G) expense O) ultimately H) intensifying
【C4】

选项

答案J

解析 分析句子结构可知,本句话句子结构完整,再由句首的To不难得出空格所在部分是一个目的状语,故空格处应填入动词原形。上文提到了健康、多产的土地日益减少以及各国乃至全球对土地的竞争愈加激烈,下文提到我们应该后退一步,重新思考如何处理这些压力和竞争。根据语境推测,我们这么做的目的是将上文提到的激烈竞争带来的损失最小化,故J)minimize“最小化,把……减至最低”为本题答案。
转载请注明原文地址:https://jikaoti.com/ti/N9UFFFFM
0

最新回复(0)