几十年来在快速发展城市化过程中,由于人们对自然资源无序利用,导致一些地方环境恶化、污染加重、资源枯竭、生态脆弱、能源危机加剧,人地关系不断紧张,我国国土生态安全受到严峻挑战。胡锦涛总书记指出:“解决好能源资源不足的矛盾,是关系我国发展全局的一个重大问题。必须充分认识节约 In decades of rapid urbanization, due to the disorderly use of natural resources, people are experiencing environmental degradation in some places, increasing pollution, depleting resources, fragile ecosystems, intensifying energy crises and increasing tensions between people and land. serious challenge. General Secretary Hu Jintao pointed out: ”Solving the contradiction between lack of energy and resources is a major issue that affects the overall development of our country. We must fully understand economy