A third of the planet’s land is severely degraded and fertile soil is being

游客2024-01-21 42

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) rninimize
C) billed             K) occasionally
D) decline          L) optimizes
E) diminishes       M) rate
F) expansion          N) remedial
G) expense          O) ultimately
H) intensifying [br] 【C8】

选项

答案 G

解析空格前是定冠词the，空格后是介词of，因此空格处应填入名词，构成“at the+名词+of”短语。上文提到，健康、多产的土地供应枯竭。此处说的是重耕多收以及大量使用农用化学品都增加了农业产量，而这是以我们失去土地长期可持续性发展为代价的，因此G)expense“花费，代价”为本题答案。

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