区域生态环境 Regional Ecological Environment

生态环境区 eco-environment zone

寒区生态环境 ecological environmental in cold regions

生态环境功能区规划 Planning Eco-environment functional zone planning

生态环境功能区评价 ecological environment function area evaluation

住区生态环境 Ecological environment in residential area

岩溶区生态环境 ecological environments of the karst areas

干旱区生态环境研究 Ecological Research in Arid Region