甘肃黄河流域土壤保持服务数据集(2001 -2015年)
收稿日期: 2023-06-30
修回日期: 2023-10-09
网络出版日期: 2023-10-09
基金资助
甘肃省自然科学基金项目(22JR5R194); 甘肃省高等学校青年博士项目(2022QB-143)
A Soil Conservation Service Dataset for Gansu-Yellow River Basin from 2001 to 2015
Received date: 2023-06-30
Revised date: 2023-10-09
Online published: 2023-10-09
甘肃黄河流域是一个生态问题和发展问题交织在一起的自然-社会-经济复合生态系统, 其生态系统土壤保持服务是防止水土流失和推动高质量发展的重要保障。使用归一化植被指数、 土地利用产品MCD12Q1、 降水数据、 数字高程模型数据和土壤数据库HWSD v1.1, 运用修正通用土壤流失方程RUSLE, 计算得到了甘肃黄河流域的土壤保持服务年度数据集。该数据集, 空间范围为33°6′29″N - 40°0′6″N、 97°23′38″E -108°42′38″E, 时间跨度为2001 -2015年, 可为制定土壤保持服务措施提供科学依据, 也为评估生态安全和构建生态安全格局提供重要数据支撑。实体数据集获取网址为http: //www.ncdc.ac.cn/portal/metadata/a918f7ed-5988-44ea-80ad-ee14acab89aa.
关键词: 甘肃黄河流域; 土壤保持服务; 修正通用土壤流失方程; 生态安全
吴成永 , 曹广超 , 陈克龙 , 巴丁求英 , 刘宝康 , 王润科 , 石亚亚 , 鄂崇毅 . 甘肃黄河流域土壤保持服务数据集(2001 -2015年)[J]. 高原气象, 2024 , 43(3) : 802 -808 . DOI: 10.7522/j.issn.1000-0534.2023.00084
Gansu-Yellow River basin is a natural-social-economic complex ecosystem intertwined with ecological and development issues.Soil conservation service (SCS) is an important safeguard for preventing soil erosion and promoting high-quality development in this region.Combining with the Revised Universal Soil Loss Equation(RULSE), we obtained the annual SCS dataset for Gansu-Yellow River basin from the Standardized Vegetation Difference Vegetation Index, Land Cover Type product MCD12Q1, precipitation data, Digital Elevation Model data and the Harmonized World Soil Database version 1.1.The times span for this SCS dataset ranges from 2001 to 2015, with spatial coverage between 33°6′29″N -40°0′6″N and 97°23′38″E -108°42′38″E.This study offers a scientific basis for developing measures to improve SCS, and provides important data support for assessing ecological security and constructing ecological security pattern.The URL for obtaining the entity dataset is http: //www.ncdc.ac.cn/portal/metadata/a918f7ed-5988-44ea-80ad-ee14acab89aa.
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