According to the statistical data of Xinyang in Henan Province during 1990 -2010, the status of socio-economic development was analyzed. Based on the relevant literatures and research, the effects of social and economic development on biodiversity were studied, moreover, the characteristics of the changes of biodiversity in Xinyang were analyzed. Finally, the influencing mechanism of socio-economic development to biodiversity was discussed, moreover, the effects and feedback between the two were analyzed. The results show that the rapid development of social economy of Xinyang is the most important factor for biodiversity reduction.%根据河南省信阳市1990～2010年的统计数据,分析了社会经济的发展状况,并根据相关文献资料和调研,研究了社会经济的发展对生物多样性的影响,并分析了信阳市生物多样性变化的特点.最后,探讨了社会经济发展对生物多样性的影响机制,分析了社会经济发展与生物多样性之间的影响和反馈.结果表明,信阳市社会经济的快速发展是生物多样性减少最为重要的因素.
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