OFF 发表于 2025-3-26 22:02:07
http://reply.papertrans.cn/16/1550/154976/154976_31.png会犯错误 发表于 2025-3-27 01:35:44
http://reply.papertrans.cn/16/1550/154976/154976_32.pngcritic 发表于 2025-3-27 06:08:32
,Schlüssel zu den Überfamilien,exponential growth is unsustainable beyond the narrow ranges of the population growth rate. When the growth rate deviates too far from the replacement level, either exploding or shrinking will occur and the balance between population and society will collapse. The principle of sustainable populationEstrogen 发表于 2025-3-27 13:15:47
http://reply.papertrans.cn/16/1550/154976/154976_34.png公猪 发表于 2025-3-27 16:54:04
https://doi.org/10.1007/978-94-010-1947-7g, below replacement level of fertility, and continual population decrease. The results of sensitive runs indicate that the maximum fertility, maximum lifespan, and migration are the keys to control the sustainability of population.TSH582 发表于 2025-3-27 20:58:36
,Schlüssel zu den Überfamilien, bases and enable individual decision-making on the number of birth (children), including the option of having no child, and on the timing of family formation. For the forerunner countries, to recovery from low fertility to replacement level, two possible measures can be proposed; (1) social support锡箔纸 发表于 2025-3-28 01:50:23
http://reply.papertrans.cn/16/1550/154976/154976_37.pnggospel 发表于 2025-3-28 03:18:56
http://reply.papertrans.cn/16/1550/154976/154976_38.pngineffectual 发表于 2025-3-28 07:49:24
10楼机密 发表于 2025-3-28 11:51:21
10楼