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Results 1 - 10 from 356 for population decrease in 0.270 sec.

EMS - Environmental Entomology - Invertebrate Surveys and Conservation - Bird and Insect Databases
Britain n/k none there was a abrupt population decrease between 1968 and 1969 and numbers have been ... of birds return to breeding sites; may be some population decrease because of habitat change n/a n/a ... decrease in Denmark and the Netherlands since 1982 probably because of cold winters c. 96000 individuals, 1986 n/k n/k n/a large population fluctuations due to winter weather, some recent population ...
www.environmental-entomology.co.uk

Consequences (vol. 1, No.2) - Global and U.S. National Population Trends
Population projections are so dependent upon ... population change. For Further Reading 1994 World Population Data Sheet of the Population Reference Bureau. The Population Reference Bureau, Inc. Washington, D.C., 1994. Beyond the Numbers. A Reader on Population ...
gcrio.org

2007 IUCN Red List – Search
In addition the quality of the remaining ice will decline. This change may also have a negative effect on the population size ... population decrease of >50% in 45 years based on a precautionary approach due to data uncertainty. A more realistic evaluation of the risk involved in the assessment makes it fair to suspect population ...
iucnredlist.org

Negative Population Growth
What is urgently needed is a negative rate of population growth for an interim period of population decrease until world population can be ... below links to see the following NPG Forum papers on exponential growth and a sustainable population size: Confronting the Twenty-First Century's Hidden Crisis: Reducing Human Numbers by 80 ...
npg.org

Optimum Population Trust: Transport and population
Road transport growth is more closely related to population size, so population decrease in both developed and developing ... OF POPULATION DECLINE Chart 4.2 below shows that a population decrease of 6.7 million from its 2002 level of 59.3 million (when OPT first recommended a policy of population decrease), ...
optimumpopulation.org

Optimum Population Trust: UK population density
Only in North-East England (Table 1 below) has population ... better served by planning for fewer cities and smaller cities - enabled by gradual population decrease. Footprinting and other sustainability studies for the UK, Scotland, Northern Ireland, the West ...
optimumpopulation.org More from this site

SPA :: Physical limitations on population growth
UK. The Optimum Population Trust, determined that at the current standard of living (as determined by the WWF's Living Planet Report 2002), the optimum population ...
www.population.org.au

SPA :: How many people can Australia and other countries support?
UK. The Optimum Population Trust, determined that at the current standard of living (as determined by the WWF's Living Planet Report 2002), the optimum population ...
www.population.org.au More from this site

EcoFuture™ Population and Sustainability - Quick Facts
Each additional human further reduces available food per capita. The reasons for this per capita decrease in food production are a 20 percent decline in cropland per capita, a 15 ... . -- from World Bank Population Growth Rate page and Will Limits of the Earth‘s Resources Control Human Numbers?, David Pimentel et al., Back to Population and Sustainability | Population Information | EcoFuture ™ home ...
ecofuture.org

EcoFuture (TM) Population and Sustainability - Review - The Ostrich Factor
At the present rate of population growth, it is difficult to be optimistic about the future; yet ... further increases in population? Or even try to decrease the present overpopulation...? Conventional ethical principles often prevent us from even looking at proposals that might do the job [of population control]. But ...
ecofuture.org More from this site