一、再生资源——概念的科学界定人口、资源、环境是当今世界共同关心的三大问题。在这三大问题中,核心是资源问题。可以说人口问题和环境问题实质上也是资源问题。人口问题是资源制约的一种反映,而环境问题又是资源利用所派生出的问题,是资源利用的一种负效应。由此可见解决资源问题的突出性及重要性。所谓资源问题,是指自然资源的有限性与社会化大生产能力不断扩大的需求矛盾。为此,人们把眼光 First, the renewable resources - the scientific concept of the definition of population, resources, the environment is the world’s three major issues of common concern. Among the three major issues, the core issue is the issue of resources. It can be said that population and environmental issues are essentially resource problems. Population problems are a reflection of resource constraints, and environmental problems are problems derived from resource utilization, which is a negative effect of resource utilization. This shows that the solution to the salient and important resource issues. The so-called resource problem refers to the contradiction between the limited natural resources and the ever-expanding needs of large-scale socialized productive forces. To this end, people look