Projections of human population growth for 2050 indicate that Africa is expected to steadily increase its rural population, raising questions on how to best accommodate people while minimizing impacts on biodiversity. We explored the outcomes of scenarios of rural population growth mediated by housing ...
Projections of growth rates are lower than 1.9 percent because birth rates are declining and are expected to continue to do so. The populations in the less developed regions will most likely continue to command a larger proportion of the world total. While Asias share of world population may ...
Discusses human population growth and compares plausible United Nations population projections with numerical estimates of how many people Earth can support. Simplified models of interaction of human population size and human carrying capacity; Methods of estimating human carrying capacity; Mathematical cartoon...
Population growth and earth's human carrying capacity. Discusses human population growth and compares plausible United Nations population projections with numerical estimates of how many people Earth can suppor... Cohen,E Joel - 《Science》 被引量: 559发表: 1995年 Population, Sustainability, and ...
Human population growth and the demographic transition Projections for the next half century expect a highly divergent world, with stagnation or potential decline in parts of the developed world and continued ... J Bongaarts - 《Philosophical Transactions B Biological Sciences》 被引量: 0发表: 2009...
thanks for your discussion to the world wide sensitisation on population growth please continue with that excellent work. 2 shehr bano ⚠ it was a nice article...n its help a lot to me in my assignment. 3 Jeff Gieseke ⚠ What would your projections look like if there hadn't been any...
His point of view, summarized in this paper, is contrasted with some recent optimistic projections presented by demographers and population biologists who believe the population bomb has been defused by evidence of a decrease in worldwide fertility along with a significant increase in food production....
The rapidly growing human population in sub-Saharan Africa generates increasing demand for agricultural land and forest products, which presumably leads to deforestation. Conversely, a greening of African drylands has been reported, but this has been difficult to associate with changes in woody vegetati...
Eco-evolutionary dynamics may have non-negligible effects on human population size projections, and thus have important consequences for policies or decisions relying on these projections. The integration of ecology and evolution is therefore fundamental to deepen our understanding of the processes that ...
Consideration is given to the effect of industrialization on birth and death rates the impact of agricultural production on the environment age distribution and family planning program strength in developing countries and projections for the future of the worlds population. Data are from official and ...