Review and prospect of land reclamation and ecological restoration in China.

With a large population and limited farmland,a lot of land being damaged by mining and other industrial activities,China faces the task of land reclamation and ecological restoration,which becomes a focus of researches.This paper reviews the history and achievements of land reclamation and ecological restoration in China and related key regulations.Based on the opportunities and challenges on land reclamation and ecological restoration,the strategic targets and tasks of research and development in that field are proposed.The key tasks for research and development include:(1) damage of eco-system due to mining activities;(2) monitoring and evaluation of eco-environment in mining areas;(3) planning and design technology for land reclamation and ecological restoration;(4) theory and method for abating the damage of land and eco-environment due to mining;(5) some basic and regional technologies for land reclamation and ecological restoration;(6) quality monitoring method and equipments for land reclamation engineering.