Physical Sciences and Mathematics Commons^™

Contour Trenching As A Strategy In Watershed Rehabilitation: Application To Nepalese Condition, Kumar P. Upadhyay

All Graduate Plan B and other Reports, Spring 1920 to Spring 2023

The disastrous soil erosion problems and the uncontrolled movement of water in Nepal's mountains caused by human and livestock activities call for the identification of simple, cheap, and effective rehabilitation techniques. This report analyzes contour trenching as rehabilitation techniques in the United States and examines the applicability and transferability of the techniques to the Nepalese conditions.

The details of contour trench systems as applied by the U. S. Forest Service have been analyzed by reviewing available research papers, handbooks, official records, personal communication, and actual field visits. The results and observations have been delineated for the physical and cultural aspects …