北疆艾比湖、巴里坤湖200年来环境变化若干特征

Environmontal Changes of Aibi Lake and Balikun Lake in Northern Xinjiang over 200 Years

本文以研究艾比湖、巴里坤湖２００年来的环境演变序列为主，发现两湖地区环境演变具有明显的阶段性、突变性和周期性、并发现两湖地区这种突变、周变和灾变存在着相关变化．这对灾害预报有一定的意义．其变化的总特征与北半球相似．呈缓慢变暧趋势，但变化过程存在明显提前现象．

This paper studied the enviromental change sequences of Aibi Lake and Balikun Lake in Xinjiang over 200 yearn, and found that there had been apparent stages, sudden changes and Periods in environmental changes in the two lakes. We also found that the interrelated changes had been existed among sudden changes,cycles and disastrous changes in the two lakes,which be significant to the disaster pridiction. The general features of environmental change in the two lakes resembled with that of north he.misphere,that is,showing the tendency to warm slowly. But,the environmontal changes in the two lakes look place earlier than that in other regions.