Sustainability Of Cities Essay

435 WordsFeb 17, 20122 Pages
Environmentally sustainable pollution management To begin with pollution is the introduction of contaminants into a natural environment that causes instability, disorder, harm or discomfort to physical systems or living organisms. This occurs at very high levels in densely populated areas such as megacities. In large cities, the ministries of the environment usually handle important issues concerning the pollution levels in the cities. These can be managed using various strategies which lead to environmental sustainability such as reducing waste disposal by improving the recycling in a city, forcing stricter measures regarding the emissions of both private and public companies and by improving the public transport. Mexico City is one of the largest cities in the world with a population close to twenty million people. The majority of the population is exposed daily to fumes produced by 3.6 million vehicles. This, of course, means that many roads throughout Mexico City are highly congested. In addition to this, many vehicle owners fill up their vehicles with poor quality fuel. These vehicle fumes coupled with other air pollution sources are responsible for many residents suffering from severe respiratory health problems. To reduce the air pollution, the Mexican government should redevelop the public transport to a more reliable, effective, and reasonable mean of transport. This way, the number of people using vehicles which cause air pollution will decrease thus making the city more ecologically sustainable. However, there are also major problems regarding the disposal of waste in the megacity. The amounts of waste recycled as a percentage of the total waste per year is extremely low. As a result, residents of Mexico City face fines for failing to separate their trash as pressure mounts for the closure of the main, overweight, landfill. Even though the residents

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