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基于1990—2020年多时相遥感与社会经济数据,运用空间格局分析与地理探测器等方法,对黔南州城市建设用地扩张的时空特征及驱动机制进行研究。结果表明:建设用地规模增长10.8倍,扩张过程呈“加速-低速-高速”三阶段特征;空间上重心向“西北-东南”迁移,格局由集中转向分散;驱动机制从自然区位主导转向经济、地形、人口与交通设施的多元协同。揭示了喀斯特山地城市科技-产业转型与空间重构的互动机制,为区域国土空间优化提供科学依据。

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