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首页> 外文期刊>Mountain Research & Development >Soil erosion dynamics on the Chinese Loess Plateau in the last 10 000 years.
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Soil erosion dynamics on the Chinese Loess Plateau in the last 10 000 years.

机译:近万年来黄土高原土壤侵蚀动态。

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摘要

Soil erosion assessment and prediction play critical roles in addressing problems associated with erosion control and environmental rehabilitation. The past dynamics of soil erosion can provide information valuable for understanding the relation of soil erosion to environmental change and anthropogenic activity. The Chinese Loess Plateau was once a high, flat plain in northwestern China, but now more than 70% of the area is gully-hill dominated, owing to massive soil erosion during the later Quaternary and human-induced accelerated soil erosion in recent centuries. The present article investigates the dynamics of erosion during the Holocene and the driving forces of human activities and bio-climatic changes. Modern soil erosion on the Loess Plateau is a combination of intensive natural erosion and human-induced erosion, the latter being 4 times as intense as the former.
机译:土壤侵蚀评估和预测在解决与侵蚀控制和环境恢复有关的问题中起着至关重要的作用。过去的土壤侵蚀动态可以为理解土壤侵蚀与环境变化和人为活动的关系提供有价值的信息。中国的黄土高原曾经是中国西北部的一个高平平原,但是由于最近第四纪后期的大规模水土流失和近几个世纪以来人为加速的水土流失,现在该地区超过70%的地区是沟壑为主。本文研究了全新世时期的侵蚀动力学以及人类活动和生物气候变化的驱动力。黄土高原的现代土壤侵蚀是自然侵蚀和人为侵蚀的综合作用,后者的侵蚀强度是前者的4倍。

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