Causes for reduction of cultivated area are desertification, urban road and (  ).
A、Mining
B、Rural residence
C、Plant diseases and insect pests 
D、Greenhouse effect
新结构资源与环境经济学导论

章节列表

1. History of the Disciplines52.Classical Externality Theory and Externality Theory from the Perspective of New Structural53.Classical Public Goods Theory and Public Goods from the Perspective of New Structural44.Classical Property Rights Theory and Property Rights Theory from the Perspective of New Structural45.Resources Environmental Bearing Capacity and Regional Sustainable Development under New Structural56.Classical Decentralization Theory and New Structural Decentralization Theory57.Fundamental Principles and Core Essences58.Sustainable Development of Resource-based Cities under Governance Transition59.Double Dividend Effect of Environmental Protection Tax510. Energy transition and low-carbon development5Final Exam49