Techniques and methods studies on planning environmental impact assessment 并列题名：Techniques and methods studies on planning environmental impact assessment Theory and practice of policy environmental impact assessment Theory and pilot study of policy environmental assessment Introduction to environmental impact assessment 并列题名：Introduction to environmental impact assessment Methodology and appliction study of regional planning environmental assessment Numerical simulation method and application of surface water environmental impact assessment Proceedings of 1st China international forum on environmental impact assessment Theory, technology and practice of post project environmental impact assessment