Using rs can rapidly finish the ecological investigation in different scales and analysis the ecological environment information in different period that it " s difficulty with general investigation , with its characters of multiplatform , multiband , multitemporal and its macroscopic and integrality . and when collecting , saving , drawing , changing , showing and analyzing the huge spatial data , the cis act the very important function as a very effective computer tool 遙感技術(shù)以其多平臺(tái)、多波段、多時(shí)相宏觀綜合的特點(diǎn),能便捷地完成常規(guī)方法很難實(shí)現(xiàn)的大、中尺度的生態(tài)調(diào)查研究和進(jìn)行不同時(shí)期的生態(tài)環(huán)境信息的對(duì)比分析;地理信息系統(tǒng)作為一個(gè)極為有效的計(jì)算機(jī)工具,則在收集、存儲(chǔ)、提取、轉(zhuǎn)換、顯示和分析這些容量龐大的空間數(shù)據(jù)時(shí)起到了非常重要的作用。