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Effects of urbanization on wildlife
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According to Center for International Earth Science Information Network 2004, urban areas cover the 2.7% of Earth's surface. In spite of that, a large number of the world's current population lives in cities or urban areas. The population growth in urban areas greatly increases every year, thus leads to urbanization which is one of the major causes of habitat degradation.
By the year 2050, it is anticipated that about 68% of the developing world and about 80% of the developed world will be urbanized (Wikipedia). It is also expected that the current population today will be doubled when that year comes. Urbanization is a phenomenon where the number of population in an urban area increase. Primarily, it is the process of forming and enlarging
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The non-stop conversion of land for housing developments, roads and highways, malls, offices, industrial sites, and other large edifices immensely affects our environment as well as animal species, in different ways. Extreme urbanization may result in adverse effects. These effects include habitat degradation in which the natural habitat of the species is unable to support them. We do not expect the natural habitat to fully do its role if it is already ravaged and devastated. And if the natural habitat is unable to do its role, many species will be lost in this world. The urban development causes the greatest extinction rates that were recorded and eradicates most of the native species. Other species might be found in some man-made habitat, but there is always an exception. Species found in those natural habitats will be missing. The more spaces the world loses, the more organisms diminish from the …show more content…
People do not realize that urban biodiversity includes small stuff like insects, small plants in narrow sidewalks, microbes, and everything. The main problem of the people is that they become blind when it comes to urban biodiversity. We may call it biodiversity blindness. The biodiversity goes undiscovered by the majority of people. Although biodiversity affects people a lot, they do not know about the other organisms with whom they share their cities. Since adults less spend time outdoors, probably because of their work, they cannot interact with their surroundings well. Children are spending more hours in schools, but they are not taught lessons about our natural surroundings. It is a sad fact that children these days can identify a lot of corporate logos and can use different gadgets, but only know a few kinds of plants and animals. They cannot even tell what kinds of plant and animal are present inside their school or
We don’t often stop to consider the impact that simply living our human lives has on the other species that once called our neighbourhoods their home. The Fraser Valley, “one of the most important and complex ecosystems in the country” (Thom, p. 171), has been dramatically altered to make a more convenient landscape for housing and farming. In this process, critical habitat has been destroyed and many species that were once abundant have disappeared from our area (Cuthbert p. 24). Urbanization is ongoing and is thought to be the most significant threat to the incredible biodiversity found throughout British Columbia, and particularly the population-dense Lower Mainland (Harding, p. 355). Biodiversity, the “complex web that sustains life on this planet” (Austin, et al., p. 5), is vital for our survival as humans (Cuthbert p. 74). Any loss of biodiversity affects the entire ecosystem and all organisms within it (Fetene et al., p. 52). In the quest to house the ever-expanding human population, we must also consider habitat conservation and seek to preserve the rich biodiversity found in the Fraser Valley that supports and enriches our lives.
The Negative Effects of Gentrification in Oakland A very big local issue in Oakland and the Bay Area is and has continued to be Gentrification. Gentrification is, “The process of renovating and improving a house or district so that it conforms to middle-class taste” (Google). Gentrification has displaced and continues to displace many low-income minorities. As prices of houses and rent costs have gone up, many have been forced to flee. This has made this problem increasingly recognized in my community as it has affected many of us.
Landscape fragmentation can impose devastating and irreversible consequences on the biodiversity of ecosystems. Because of the conflicting interests between ecology and human economic benefit, it has become increasingly important to find solutions for a harmonic balance. It is imperative for people to recognize the impacts of biodiversity loss and increased extinction of many species. These impacts must be understood in order to protect landscapes and the immense biodiversity they contain. Raising environmental consciousness through education and public cooperative efforts, as well as promoting resource conservation and changing consumptive patterns, are just a few ways that we can begin to protect biodiversity.
With urban population growth, both ecological and industrial consequences directly affect those in poverty and the urban poor. Slums usually develop in the worst types of terrain, and lead to flooding, landslides, and fires that destroy thousands of people’s homes. Yet population growth and the amounts of waste created by urban civilizations are also pushed on the hidden faces and locations of those on the outskirts of the cities. “If natural hazards are magnified by urban poverty, new and entirely artificial hazards are created by poverty’s interactions with toxic industries, anarchic traffic, and collapsing infrastructures” (Davis 128).
Recently, urban development has become increasingly vulnerable to the growing impact of gentrification. Our nation’s capitol, more commonly known Washington, D.C., unfortunately has been heavily affected by gentrification. Gentrification is the process of renovating and improving a house or district, so that it conforms to a certain middle-class taste. This certain exchange of private land is a continuous competing claim between public and private owners. In addition, Kathryn Howell, a professor at Virginia Commonwealth University claims, “In the most recent wave of urban redevelopment, the change has been led largely by public–private partnerships in a market-driven process. … this type of redevelopment represents a perceived ‘win-win’ for
According to the US Census Bureau report (2012), urban areas are defined as a densely residential, commercial, and other non-residential areas that account for more than 50,000 people. In the US urban population increased by 12.1 percent between 2000 and 2010. In general, urban population account for 80.7 percent of US total population. Other studies also indicate that urban areas are the engines of the United States of America’s economy, creating big opportunities for the entire population in the country. In fact, America’s top hundred urban areas alone comprise at least 75 percent of the country’s gross domestic product (GDP). Urban areas connect consumers and suppliers together in a relatively close proximity leading driven innovations,
These motives are behind the current world’s 50% urbanization rate. Among all countries, Canada heads the urbanization process with 80% of its total area (Snell par.7). The ever-increasing urbanization rate is characterized by human-related destructive activities, which lead to creation of urban centers by destroying inherent biodiversity. The rate is increasing each passing day. However, one thing to note is that destructive activities embody the causes of urban biodiversity wicked problem. The easy way of identification provides land conversion, climate change, consumerism, land fragmentation, and invasive species as the main causes of the wicked problem of urban biodiversity. These causes constitute every aspect of urban life. For instance, there is no way that people living in urban areas can do without proper infrastructures (such as houses, roads, and communication lines). All kinds of infrastructure need space, and, in creating it, there is clearance of all natural vegetation and conversion of land to other uses. The result is annihilation of nature and predisposition of climatic changes. The only easy approach to identify an appropriate solution to the wicked problem of urban biodiversity is to decrease the rate of urbanization by
Indeed, many global cities face compelling urban planning issues like urban sprawl, population, low density development, overuse of non-renewable natural recourses, social inequities and environmental degradation. These issues affect the cities themselves, the adjacent regions and often even globally. The resulting ecological footprint upsets the balance in adjacent rural and natural areas. Unplanned or organic development leads to urban sprawl, traffic problems, pollution and slums (as evident in the case of Mumbai city). Such unplanned development causes solid waste management and water supply to fall inadequate. Urban sprawl gives rise to low density development and car dependent communities, consequently leading to increased urban flooding, low energy efficiency, longer travel time and destruction of croplands, forests and open spaces for development.
According to World WildLife Fund, many ecosystems around the world are being destroyed, eliminating many plant and animal species that inhabit them (“Pollution”).
The Negative Effects of Urbanization on People and their Environment As our world becomes increasingly globalized, numerous people travel to urban areas in search of economic prosperity. As a consequence of this, cities in periphery countries expand at rates of 4 to 7 percent annually. Many cities offer entrepreneurs the potential for resources, labor, and resources. With prosperity, cities also allow the freedom of a diversity of ways of life and manners (Knox & Marston, 2012). However, in the quest to be prosperous, increasing burdens are placed on our health and the condition of our environment.
Many of the issues of biodiversity loss can be traced back to human interaction to the environment. One of the issues is alteration and loss of habitats. A lot of this issue is based on the destruction of habitats and for the land to be used for human consumption. The land is either used up for agricultural use or for neighborhoods. Destroying habitats and building them for our own use can have a positive impact on our way of living but a negative impact on the environment. We would gain land for building land for crops and communities to be built. The habitat for the animals would be destroyed and the species local to the land would either relocate or die. There are restrictions to deforesting land and there are organizations to help protect the land.
Urbanization is the movement from a rural society to an urban society, and involves a growth in the number of people in urban areas. Urban growth is increasing in both the developed but mostly in the developing countries. Urbanization is associated with the problems of unemployment, poverty, bad health, poor cleanliness, urban slums environmental deprivation. This causes a very big problem for these developing countries and who are some of poorest countries. Africa urbanization is not as big as most developing countries but is on the rise for it outbursts in city growth lately. (Saundry, 2008).
With the development of urbanization, an increasing number of social problems have emerged. These problems will decelerate the urban development, however, there are many ways in which sustainable development can reduce the impact of these urbanization problems. “Sustainable development seeks to improve the quality of human life without undermining the quality of our natural environment” (Adams, W.M. 1999). Actually, sustainable development can partly solve the urbanization problems, for it can reduce the impact of the problems such as traffic jam, housing shortage and severe pollution, but it is difficult to completely solve these problems in a short time.
A general situation of urbanization trend in developing countries and developed countries is increasing. In 18th Century only 3% of the world total population lived in urban areas but as projected in 2000 this number will increase at above 50% (UN as cited in Elliot, 1999, p. 144). According to UN (as cited in Elliot, 1999, p.144), it is figured that the total urban population in developing countries has increased from approximately 400 millions people in 1950 to approximately 2000 millions people in 2000. At the same time, total urban population in developed countries is double...
Nowadays it is common to read articles in newspapers and magazines regarding biodiversity issues. Human beings have been knowingly and unknowingly destroying biodiversity since their existence. Biodiversity is the measure of the variety of species of animals living in an area. Forests are usually areas with high biodiversity while deserts are the opposite. Human beings have always destroyed biodiversity either by deforestation, or by some other means. Biodiversity depletion is a natural phenomenon. But the present levels of biodiversity depletion are many times higher than the natural rate. Recently the levels of loss in biodiversity have started causing global concern. Some of the main causes for loss in biodiversity are alteration of habitats, increasing levels of pollution and human population growth.