| 词汇 | desertification |
| 释义 | desertification noun[ U ] environment specializeduk /dɪˌzɜː.tɪ.fɪˈkeɪ.ʃən/ us /dɪˌzɝː.t̬ə.fəˈkeɪ.ʃən/ the process by which land changes into desert, for example because there has been too much farming activity on it or because a lot of trees have been cut down沙漠化，荒漠化 Dry weather, arid conditions & dryness aridity bone bone dryidiom dehydrate desiccate desiccation dried drought dry (something) out dry something up dryness frazzled frizzled high and dry hyper-arid overdry parch parched sandstorm sun-baked desertification | Business Englishdesertification noun[ U ] uk /dɪˌzɜːtɪfɪˈkeɪʃən/us ENVIRONMENT the process by which land changes into desert, for example because there has been too much farming activity on it or because a lot of trees have been cut down: Trees help to prevent desertification, as well as providing shade and firewood. Examples of desertificationdesertification The proximity of ancient and recent ruins is indicative of a continuing process of desertification within the precincts of the city. If the human population dwindles, the natural progress of desertification could well proceed unimpeded. The first is the way in which local knowledge contributes to the governance of desertification. It neatly outlines the achievements, challenges, tensions and operational hurdles to be overcome in combating desertification at both international and national levels. Desertification was mentioned more often, albeit with a small appropriation. It is also distributed in grassland habitats where desertification is becoming quite serious. Desertification does not allow gardens or fruit orchards during the dry season. Overfishing, soil depletion, desertification, and deforestation have all been facilitated by a long history of subsidization. These externalities range from the decline in area irrigated to the death of trees and desertification. Overgrazing can, for example, lead to desertification; and overexploitation, to the collapse of fisheries and other resource systems. It is also interested, to a certain extent, in the prevention of desertification and drought. It is a degraded region due to desertification that does not allow agriculture, except along the river. Moreover, the build-up of salt and heavy metals in the soil can deplete soil fertility and favor the advance of desertification. Desertification was (and still is in some quarters) more about leveraging money and securing reputations, than it ever was about a biophysical or social process. However, as a result of human activity, annual fluctuations in rainfall and desertification over the past two decades, this area has been converted to wooded savanna. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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