中文摘要：

采矿引起的地面塌陷是生态环境恶化的重要原因，并引起一系列社会、经济问题。文章中采用Quickbird遥感图像作为基础资料，经过图像校正、图像融合增强处理，通过目视判读与计算机自动分类相结合的方法快速准确的提取龙口矿区地面塌陷的现状，为矿区环境综合治理提供了可靠的基础数据。研究结果表明，高分辨率遥感图像应用于采矿塌陷地的提取是一种快速高效的方法。

英文摘要：

The mining subsided land is one of the worsen important reasons of the ecosystem environment, it also cause a series of social, economic problems. In this paper, use the Quickbird High-resolution Remote Sensing Image as the foundation data, with image correcting, image fusion and image strengthens, extract the mining subsided land of Longkou mineral district by visual interpretation and automatic classification of computer quickly and accurately, provide the dependable foundation data for the environment management of Longkou mineral district. The results showed that the extraction of mining subsiding land from the High-resolution Remote Sensing Image is a kind of quickly and efficiently method.