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Negative impacts of ozone depletion
Effects and causes of water pollution
Effects and causes of water pollution
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The purpose of this paper is to describe the main types of pollution and their effects.
Pollution can be defined as contaminating and spoiling the natural environment and our surroundings by using materials that cause harm and damage to the natural wealth. Pollution can be a result of human practices or some natural phenomenon.
There are many types of pollution such as air pollution, water pollution, soil pollution, and nuclear pollution. In this paper I will concentrate on the most common types of pollution: air pollution and water pollution.
Air Pollution
Air pollution is the most harmful type of pollution. It occurs because of the use of burning fuel that is necessary for transportation, which is an important activity of people’s daily lives. We need cars to go to work, planes to travel, and ships to deliver goods. The burning of fuel resulting from these activities causes air pollution. Also, some farming activities contribute to causing air pollution; examples are pesticides and chemical fertilizers which are cheaper than organic fertilizers but cause soil pollution and harm the ecosystem. Chemical fertilizers contain nitrates which is considered to be poisonous to humans specifically children. In addition, appliances used for heating purposes and for generating power are considered as sources of pollution. Other examples of air pollution are smoke from tobacco, noise pollution which relates to undesirable sounds that are transferred by air causing disturbing effects on people and humans. Acid rain causes pollution also. It occurs when sulfur and nitrogen dioxides mix with the moisture in the air. The acid affects stones, metals, and pollutes water.
Some of the main air pollutants are Carbon monoxide (CO), Ozone (O3), Nitr...
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...he environment should be set in accordance with the size of the problem. These policies should be implemented after providing people with the necessary information that will make them aware of the problem and the dangerous effects of pollution. After that, some clear standards should be set with regards to preventing producing pollutants. Although many governments all over the world are having such policies but from what is noticed and seen high levels of pollution still exist. The UAE for example has set measures and established government entities that focus on controlling environmental problems such as the Ministry of Environment and Water and Environment Authority. These entities enforce rules on industrial companies to reduce the effect of pollution. However, more efforts and plans are needed to develop the awareness in this concern at the individual level.
Pollutions occur from the land based sources such as runoff from agricultural fields or farming, human waste products, and sediment. When runoff from the land and enters the seas, sedimentation will occurs. This natural process, have increased of the poor land use and the frequency of these process.
Pollutants are contaminants that enter and affect the natural environment which can cause negative changes. There are two main types of pollution, air and water, which occur from different sources and have different effects. Air pollution is the main cause of “dirty air” in the United States. Suburban areas suffer from outdoor air pollutants as well as indoor air pollutants. Indoor air pollutants are caused by the burning of coal and wood, which are used for heating. Outdoor air pollutants are caused by chimneys, in which smoke is released into the air, and crop fertilizers, which are generally used in rural areas. The impact air pollution has on humans are large cases of health defects in rural areas: such as cancer, tuberculosis, heart diseases, and low birth weights. J.P Majra, author of “Air Quality In Rural Areas” states that, “This leads various health problems, mainly affecting the respiratory and cardiovascular system...” (Majra, 2). This shows that if the United States alone uses this much fertilizer, in which affects our health, imagine how much the world will be affected. Kirk Smith, professor of environmental health sciences at UC Berkeley’s School of Public Health states that ”nearly 10% of all lost-life years worldwide” has been due to air pollution (COEH
Pollution is a worldwide catastrophe that contaminates or destroys every living and non-living thing in its path. The earth is designed to constantly balance itself allowing plant and animal life the ability to thrive. Unfortunately when bombarded with chemicals, heavy metals and unnatural human waste, the earth exceeds its critical load and irreversible damage occurs. There are literally thousands of areas that have been negatively effected by the numerous types of pollution. To date there are over four thousand lakes alone where wildlife and human use ceases to exist. Pollution reeks such havoc on communities because it "knows no boundaries." Even if one country implements tough emission laws, a neighboring country's pollution may continue destroying its resources.
It reduces human life expectancy by more than eight months on average and by more than two years in the most polluted cities and regions” (Doc C). Air pollution is one of the virtual problems nowadays. Air pollution is mainly caused by cars. One of the most common pollutants is smog. Smog is a dark or opaque fog which is formed by the dust and smoke particles causing condensation of water vapors.
There are many kinds of air pollution. The ones I want to talk about are the ozone, acid rain, carbon monoxide and toxic air contaminants. Ozone is formed when hydrocarbons and nitrogen oxide react in sunlight. Therefore, ozone is at its peak during hot summer days. Exposure to high levels of ozone can have serious consequences on your health. It can cause respiratory disease, loss of pulmonary elasticity, and premature aging of our lungs. Next, is acid rain, which occurs in the atmosphere in the form of sulfur and nitrogen oxide. These pollutants can have serious damaging affects on aquatic, forest and wildlife ecosystems, as well as deterioration of buildings. Carbon monoxide is another form of pollution. It reduces the blood?s ability to carry oxygen. If a human is exposed to higher levels, it can cause chest pains, angina attacks or even death.
Air pollution is caused by many things such as car fumes, burning of fossil fuels,
A strong dose-response relationship between particulate air pollution and adverse health effects in urban New Zealand has been reported in literature. The results of the study undertaken by Richardson, Pearce and Kingham (2011) indicate that modest reductions in PM10 are likely to have significant health benefits for the population, mainly reducing the incidence of respiratory disease mortality.
Car pollutants cause immediate and long-term effects on the environment. Car exhausts emit a wide range of gases and solid matter, causing global warming, acid rain, and harming the environment and human health. Engine noise and fuel spills also cause pollution. Cars, trucks and other forms of transportation are the single largest contributor to air pollution in the United States, but car owners can reduce their vehicle's effects on the environment. Car pollution is one of the major causes of global warming. Cars and trucks emit carbon dioxide and other greenhouse gases, which contribute one-fifth of the United States' total global warming pollution. Greenhouse gases trap heat in the atmosphere, which causes worldwide temperatures to rise.
ü The building of houses and roads ü Quarrying ü Farming ü The draining of wetland areas ü Recreational uses · Section 2: POLLUTION. ü WATER POLLUTION- sewage, fertilisers, chemicals and eutrophication.
Air pollution is when a poisonous or harmful substance is released into the air. There are many forms of pollution but air is one of them, it only occurs when dust, harmful gases or smoke enters into the atmosphere and makes it hard for species like plants, animals and humans to live in a difficult situation because of the dirty air. Air Pollution is classified in two sections, invisible air pollution and visible air pollution.. Hence any substance that makes it difficult for the living things that need the atmosphere is air pollution. Humans have been undergoing air pollution ever since the industrial revolution.
The air pollutants in the air exist generally in the form of particles and gas contaminates available in the earth's surface. In addition, air pollution is categorized in two parts indoor and outdoor air pollution. The indoor air pollution includes household products, gasses, lead, formaldehyde, asbestos, etc. Similarly, outdoor air pollution involves carbon monoxide, sulfur dioxide, nitrogen oxides, tobacco smoke, etc. Moreover, there are different sources of air pollution such as "Stationary Sources" which involves the power plants, dry cleaners, factories, etc. By the way "Stationary Sources" is the source that does not move. "Area Sources" is such as landfills, construction of housing, and dry lake beds. Another is the "Mobile
Pollutants are the key elements of pollution, which are generally waste materials of dissimilar forms. Pollution disturbs our ecosystem and the balance of the environment. With innovation and development in our lives pollution has reached its peaks giving rise to global warming and human illness. When raw materials, water, energy and other resources are utilized more efficiently, when fewer harmful substances are substituted for hazardous ones, and when lethal substances are eliminated from the production process. Water pollution is also a major problem in the world because almost 60% of it is fish.
Air pollution is a type of pollution that can severely damage our environment as well as the earth’s atmosphere. Air pollution occurs all the time when the air contains many substances ...
Pollution is a massive problem that the earth faces. Pollution is the action or process of making land, water, air, etc…, dirty and not safe or suitable to use. Pollution of air, water, and soil are the most complex issues. Various types of gases and toxins that are released by industries
Pollution is so harmful to human beings. Polluted water can cause many kinds of diseases, such as diarrhea, enteritis, and so on. And sometimes the diseases even take man’s life. Dirty air or air-borne garbage causes stinging eyes and running nose. Pollutants are destructive. They will cause runs in stockings and crack rubber tires and they always eat away at stone and rust iron. Time and time again, there are serious accidents that polluted the air. For example, At 1986 there was a bad accident at a nuclear power station in Russia. A cloud of radiation crossed the whole Europe. It is said that 125,000 people died in Russia as a result of illnesses caused by that accident. In 1984 there was an accident at a factory in India and a dangerous cloud gas covered the town of Bhopal. Over 2,500 people were killed that night, and hundreds and thousands of people were injured. Many of the injured lost their sight, and it really dangerous, even in our imagination.