Abstract
Over the decades of population growth, the world population already reached to billions in the 21st century. Poverty is one of the main causes of the rapid population growth. We also have to face the worst impacts of overpopulation on the environment, economics and human health. We need to clearly understand what the present situation is. We should try our best to find solutions by considering the causes and effects of overpopulation. If we cannot find common ground on how to move forward sustainably and ethically, we may see the exhaustion of natural resources and the destabilisation of our economy and society. I recommend family planning …show more content…
According to the Organization for Economic Cooperation and Development (OECD, 2012), the world has come under the greatest pressure in terms of pollution, land degradation and depletion of natural resources. environment, food and energy shortage, This can lead to irreversible change to of the environment ecosystem. With the population of 7 billion, people also face extremely complex economic and social crises. To this end, This report aims to not only clearly understand the current situation of overpopulation but also present possible solutions to this problem. by thinking over the causes and effects of …show more content…
More and more people means the gap between labor supply and demand becoming bigger and bigger. Secondly, overpopulation results in the growing gap between rich and poor. In the book Tietenberg states that, population growth will cut down per capita income, because increased people means reduces the welfare level of the average citizen. He also explains that poor family tends to own more children, it will increase their cost and make a depressing effect on their income, the result is increase their poverty and economic inequality. Finally, overpopulation will lead to the old age crisis. Due to the rapidly population grow in 20 century, the world will enter into aging society in 21 century and our economy will face the challenge of population ageing. According to the Government Actuary’s Department (2005) there will expected to be 1.4 million more working adults aged 40 above than below 40 by 2020. The aging population will effect on the number of labor force available to be employed. Further Tietenberg states that a country with large aging people will force the problem of retirement effect.
3.3 The effect in humans
The effect of Overpopulation not just limited in the environment and economy, it is also already spread to people’s daily lives and work. It is impact may be long-lasting and mainly concentrate on the human health. People need more resources to use and live, they are destroying the environment to meet the