The entire planet and virtually every nation is already vastly overpopulated. This is especially true in parts of the world where people are heavily dependent on them for livelihoods. The Earth can only produce a limited amount of water and food, which is falling short of the current needs. The Effects Overpopulation can have a number of effects, most of which are negative as examined below. The Post Carbon Reader: Managing the 21st Centery Sustainability Crisis. When the population is so huge, it will be quite tough to manage law and order situation as always the people to security personnel ratio has a wide gap.
Effects include habitat alteration conversion to farmland for crops and grazing , exotic pest introductions and pollution from pesticides and fertilizers. Better Medical Facilities: Following this came the industrial revolution. Thus, as human inhabitants rise in number, so will the problem of quality freshwater accessibility. While those with a decline in population worry that there will not be enough workforce to support their economy. Increase in land under cultivation is causing a loss of habitat for many species.
Household demographic factors, such as household size, have important implications for resource consumption, degradation of ecosystems when wilderness is converted to agricultural land to meet the needs of increasing human population Ridley, 1999. The whole world needs to address this issue and not just a few countries. Child Labor As distressing as it may be to hear, child labor is still used extensively in many parts of the world. When there are no sufficient jobs and means of livelihood, the chances of criminal activities and theft tends to grow causing disturbance to the society. Immobilization of microalgae is used for a wide variety of biotechnological applications as well as for wastewater treatment.
One of the best way is to let them know about various safe sex techniques and contraceptives methods available to avoid any unwanted pregnancy. Freshwater availability is a problem in most developing nations, and the per capita availability of freshwater has decreased by one-third over the past 50 years. Today India is stretched to its limit due to overpopulation. What are the effects of overpopulation on the environment? Illnesses that had claimed thousands of lives till now were cured because of the invention of vaccines. However, intensive farming methods also cause damage to local ecosystems and , which may pose problems in the future.
In an overpopulated environment, the numbers of people might be more than the available essential materials for survival such as transport, water, shelter, food or social amenities. Poverty: is mostly a state of inability to make financial movements in between people. Uncontrolled human fertility led to a depletion of the land's fertility. Internationally, the United Nations Population Fund works for gender equality, access to birth control, and the education of women. Human beings are currently causing the greatest mass extinction of species since the extinction of the dinosaurs 65 million years ago at. Every day 3 000 people die from malaria - three out of four of them children. But humanity so far at responding to the challenges this planet puts before us, and I see little reason to expect that will change.
Increasing productivity and cultivation requires more land under cultivation; more water for irrigation, and more chemical fertilizers, pesticides etc. These problems are not related to the economy of the nation alone. The direct and indirect effects that humans have had on biodiversity are challenging. The effects of climate change and global warming are profound resulting in extreme hunger, , , and habitat loss to an extent of threatening the survival of human civilization. It's a lot easier to feel sunny about the idea of the planet growing more crowded when the global economy is humming, there are few major conflicts ongoing and you can take a water bottle through airport security. Global warming is already threatening to cause. The data collected for this study was analyzed using the Pearson product moment correlation coefficient analysis of the relationship of over population and biological diversity conservation.
But it is well to ask if this really is the kind of world that we want? The good news is that public policy matters and can reduce overpopulation. The larger the human population is, the more greenhouse gasses we will be creating, making it even more difficult or even impossible to reverse. Population is recognized as an indirect driver of biodiversity loss, as human demands for resources like food and fuel play a key role in driving biodiversity degradation. Here, a crowded marketplace in Mumbai, India, from July 2012. As you can see, the impact of overpopulation is tremendous.
Overpopulation does not significantly relate with biological diversity conservation in Boki Local Government Area, Central Cross River State, Nigeria. Food production and distribution is also problematic when more arable land is needed for growing food. Some are good ideas while others may be too invasive, but all are exacerbated by overpopulation. Biodiversity is the variety of all forms of life throughout an ecosystem. Introduction Human overpopulation occurs if the number of people in a group exceeds the carrying capacity of the region occupied by the group. Between 1820, at the dawn of the industrial age, and 2008, when the world economy entered recession, economic output per person increased elevenfold. Urbanization spurs consumption, increasing the demand for food and energy and thereby increasing pressures on ecosystems.