三峡库区航空遥感地质调查技术发展综述

A review on the development of aerial remote sensing geological survey technology in the Three Gorges Reservoir area

三峡库区是长江上游经济带的重要组成部分,对其开展全方位、多层次、定期化的系统地质调查工作是十分必要和重要的。回顾了近40 a来基于航空遥感技术的三峡库区地质调查的发展与进展情况,简要介绍了陆续出现的航空遥感技术原理及其特点,对利用不同技术方法取得的成果进行了梳理,肯定了航空遥感技术在地质调查领域的重要作用,并对实践生产中发现的问题进行了总结,最后展望了航空遥感技术在三峡库区地质调查中的应用前景。应用与研究成果表明,航空遥感技术通过其灵活高效、详实精准的优势,在三峡库区的灾害体识别、生态环境监测、资源勘查等地质调查领域发挥了重要作用。

The Three Gorges reservoir area is an important part of the the upper Yangtze River economic belt.It is very necessary and important to carry out comprehensive,multi-level and regular systematic geological survey.This paper gives a review on the development and progress of geological survey in the Three Gorges Reservoir area based on aerial remote sensing technology conducted in the past forty years,briefly describes the principle and characteristics of the aeronautical remote sensing technology that has been proved to be successive,and sorts out the results obtained by using different technical methods,affirms the important role of aerial remote sensing technology in the field of geological survey,summarizes the problems encountered in practice,and predicts the application prospects of aerial remote sensing technology in the geological survey of the Three Gorges reservoir area.The application and research results show that the aerial remote sensing technology has played an important role in geological surveys such as disaster body identification,ecological environment monitoring and resource exploration on the basis of its advantages such as flexibility,efficiency,detailed survey,and accuracy.