Abstract: The critical path method is an essential tool for project planning, control, and scheduling. But when it is applied to analyze the critical path of project networks with fuzzy activity durations, two key issues need to be ...

Abstract: Base-flow separation has long been an important research topic in hydrology. In the Yellow River Basin in China, base flow is of special concern in the headwater catchments because of its importance for integrated water ...

Abstract: The frequent extreme weather events have led to dramatic urban waterlogging and flash flood hazards in recent years, which result in heavy casualties and serious economic losses. Mountainous cities like Fuzhou, China, ...