the Erwang Temple Watercourse and the V-Shaped Dike, these structures ensure a regular supply of water to the Chengdu plains. The system has produced comprehensive benefits in flood control, ...

Fortunately, clues at the surface, such as earthquakes and ground deformation, can indicate movement within underground magma dikes—sheets of magma that cut across layers of rock. Scientists can ...

The irrigation network consists of over 200 primary ... Hydraulic control structures, including dikes and natural or artificial breaches in river dikes, allowed the controlled distribution of ...