三江源区范围数据集（2018）

该数据集包含了黄河源、长江源、澜沧江三个源区的每个流域的边界、总边界及其流域内部各个县的边界。 观测项目有：黄河源、长江源、澜沧江三个源区的每个流域的边界、总边界及其流域内部各个县的边界。This dataset contains the boundaries of each basin, the overall boundary, and the boundaries of each county within the basins for the three source regions: the source region of the Yellow River, the source region of the Yangtze River, and the source region of the Lancang River. The observed items are as follows: the boundaries of each basin, the overall boundary, and the boundaries of each county within the basins for the three aforementioned source regions.

搜集汇总

背景与挑战

背景概述

该数据集提供了2018年三江源区（包括黄河源、长江源和澜沧江源）的流域边界、总边界及内部县级边界的空间范围数据，适用于人地关系研究。数据通过国家青藏高原科学数据中心共享，用户可在说明用途后直接下载，便于地理和生态分析应用。