求翻译：将提取的环境变化信息与所收集的该地区环境变化的历史文献记载相结合，探索讨论该区历史时期以来的环境演化。通过研究，本文主要得出以下结论：是什么意思？

Historical literature of environmental change information extracted and collected in the area of ​​environmental change by combining the exploration of the environmental evolution in the discussion of the historical period in the area since. Through research, the following conclusions:

The extract of the changes in the environment and the information collected by the changes in the environment in the historical literature, and explore the area history since the time evolution of the environment. Through research, this article is reached the following conclusions:

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Extraction of environmental change information collected and documented the history of environmental change in the area of integration, explore the environmental evolution of the discussions since the history of the area. Through research, this article came to the following conclusion:

Will withdraw the environmental variation information with this area environmental variation historical document record which will collect unifies, since the exploration will have discussed this area historical period the environment evolution.Through the research, this article mainly draws followin