This book covers the research fields in biodiversity conservation, the Belt and Road eco-environmental cooperation, China's five-year plan for eco-environmental protection, sustainable development goals assessment, and human health loss assessment. In the past, these achievements have played an important scientific role in supporting China's ecological and environmental protection, and produced extensive social impacts and significant environmental benefits. At the same time, the relevant research ideas and methods also show the latest progress and trend in the field of environmental strategy and planning in China in recent years, which can be used for reference by experts and scholars of other countries in the field of ecological environment.