Nowadays, even though countries take measures to control the population, it is reported that the total number of global population has reached 7billion. In 21st century, the human society is still faced with the problems about the unprecedented consumption of material wealth and the unprecedented increase in population [1]. So the researchers should study the dynamic changes of resources and population. In this article, the authors try to build a mathematical model based on the state equation to simulate the dynamic changes of resources and population and to achieve calibration control of resources and population on ecosystem.
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