240‚000 babies are born around the world‚ according to United Nations ’ Population Fund (UNFPA). This figure works out to be about 12‚000‚000 people over the next 50 years‚ if the growth stays‚ steady. However‚ as stated by World Population Profile: 1998‚ the population of our plant will reach 9.6 billion people by 2050‚ a discouraging number. That should frighten every citizen of earth‚ because the enormous population will affect every person. Unless‚ people understand the causes and the problems
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Human population control is the practice of artificially altering the rate of growth of a human population. Historically‚ human population control has been implemented by limiting the population’s birth rate‚ usually by government mandate‚ and has been undertaken as a response to factors including high or increasing levels of poverty‚ environmental concerns‚ religious reasons‚ and overpopulation. While population control can involve measures that improve people’s lives by giving them greater control
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Due to the small population size of North Atlantic right whales (~300 plus or minus 10%) and the low annual reproductive rate of about every five years‚ suggests that anthropogenic activities affecting mortality may be more prevalent for right whale population growth than for any other whale species. Ship strikes and fishing gear entanglements are considered the main factors contributing to reduced growth and recovery of the right whale population. Data collected from 1970 through 1999 indicates
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: 13.0 POPULATION ECOLOGY (2 HOURS) Learning outcomes : 13.1 Population Growth (a) Explain biotic potential (r) and environmental resistance and their effect on population growth (b) Explain carrying capacity and its importance (c) Describe natality and mortality and their effects on the rate of population growth Learning outcomes : 13.1 Population Growth (d) Explain population growth curves (state the basic forms of growth curves) i. Exponential growth curve (human) ii
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changed greatly since the 1960s and 1970s‚ when there existed a virtual consensus among Western experts that rapid population growth in the developing world represented a serious global crisis. One of the primary causes of environmental degradation in a country could be attributed to rapid growth of population‚ which adversely affects the natural resources and environment. The uprising population and the environmental deterioration face the challenge of sustainable development. The existence or the absence
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Characteristics of the U.S. population in 2025 The United States is the third most populated country in the world. This country holds about 4.5% of the world’s population. The U.S. population is currently estimated to have 308.7 million persons. This number is more than double of the population from 1950. Besides the fact of the population has doubled its size‚ the population has also become qualitatively different from the one from 1950. As noted by the Population Reference Bureau
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POPULATION GROWTH AND ENVIRONMENTAL DEGRADATION IN INDIA Introduction The rapid population growth and economic development in country are degrading the environment through the uncontrolled growth of urbanization and industrialization‚ expansion and intensification of agriculture‚ and the destruction of natural habitats. One of the major causes of environmental degradation in India could be attributed to rapid growth of population‚ which is adversely affecting the natural resources and environment
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Before seventeenth century the world population increased very slowly i.e‚it has been estimated that by 1650 the population had doubled since the year to about 500million.Over the following 200years the rate of increase was much faster ‚so that by 1850 the population had more than doubled to 1200million.After that‚ the population growth accelerated so rapidly that people talked about a population “explosion”;in 1927 it reached the 2000million mark and by the year 2000‚it had passed 6000 million
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Nations Population Fund (2007)‚ “In 2008‚ for the first time in history‚ more than half of the world’s population will be living in towns and cities. By 2030 this number will swell to almost 5 billion‚ with urban growth concentrated in Africa and Asia.” There are many factors that affect the increase or decrease of a population. Common factors include birthrate‚ medical advances‚ productivity‚ and so on. There have been a lot of debates and discussions as to whether an increase in population is good
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The Population Solution Question... 1. Most people assume that human numbers will stabilize at some point in the future. Discuss the conditions which can contribute to the solution of the population explosion. "Let us suppose that the average human being weighs 60 kilogram ’s. If that ’s the case then 100‚000‚000‚000‚000‚000‚000 people would weigh as much as the whole Earth does. That number of people is 30‚000‚000‚000‚000 times as many people as there are living today. It may seem to
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