Dating data, altitude of Neolithic sites, climatic changes from sedimentary records and previous research results were collected and analyzed to detect possible
Rapid urbanization and growing size of cities will have an increasing impact on the global environment in the 21 st century.As an engine of urban development to
The Hexi Corridor is an important base of agriculture development in Northwest China. According to re-cent statistics, there are 65.94 × 108m3 of water res
The major concern of this article is to address the shortcoming and outgoing effects of the human activities on the landscape patterns and their consequences in
Based on experimental data and theory, by means of simplified discharge durations in a small flume,the influence of discharge process on channel morphology and