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Air Pollution[ change change source ] Smoke coming out from a chimney is an example of air pollution. Air can be polluted by many things. Air can be polluted by various substances such as poisonous gasessulphur dioxidenitrogen dioxidecarbon monoxide and very small particulates.
Smoke and harmful gases released by firesindustries, and thermal power station thermal power plants cause air pollution. Using coal and wood as fuels for fire cause a lot of air pollution. Petroleum produces less pollution per ton, but it causes a lot of pollution since a lot of it is burned globally.
Air pollution may cause breathing problems such as asthma or other health problems. It also causes diseases like cancer. Air pollution causes global warming and acid rainwhich can lead to unpredictable levels of drought worldwide.
This makes it difficult for some living things to survive. Water pollution[ change change source ] Waste from a sewer pipe is an example of water pollution.
Water pollution is the presence of harmful materials in water, such as sewagedissolved metalwaste from farmsfactories and crude oil spilled from oil tankers. The three main substances that pollute water are nitrates from fertilizerssewage and detergents. Activities such as bathing and washing clothes near lakes, ponds or rivers add nutrients like nitrate and phosphate into the water bodies.
This leads to excessive growth of algae on the surface of water. It blocks the penetration of sunlight and air, thus reducing oxygen.
It causes harm to organisms living in water and can also harm people's health. In extreme cases, it may cause diseases like cancer. This includes the sound of vehicles, loud speakers, airplanes, jets, train horns etc.
Noise pollution can cause ear problems or even permanent deafness, especially to older people. The schools which are beside the roads suffer from noise pollution.
Students cannot concentrate in their studies. Peoples admitted in hospitals also suffer. It also causes brain related problems. The programs in street roads are also causing noise pollution. Land pollution or Soil pollution[ change change source ] Soil pollution also known as land pollution is caused when man-made chemicals, such as hydrocarbons, heavy metals, and solvents, get into the soil.
These chemicals come from industrial activities and from improper waste in disposal in leaky landfills. Soil pollution can cause health risks. The chemicals can produce harmful vapors, or they can contaminate water supplies underneath the polluted soil. Plastic pollution is the accumulation of plastic products in the environment that adversely affects wildlife, wildlife habitat, or humans.
It is caused because plastic takes thousands of years to decompose or mix in the earth. Cancer, including leukemia — caused by the contact with soils contaminated with chemicals e. Neuromuscular blockage and depression of the central nervous system.
Thermal pollution[ change change source ] Thermal pollution is the harmful release of heated liquid into a body of water or heat released into the air as a waste product of a business.
A common cause of thermal pollution is the use of water as a coolant by power station s and industrial manufacturers.
This puts back warm water, and so raises the temperature and decreases the oxygen content of the water. The heat released into the air will cause the air to be warmer which may result in global warming.Dear Sir, Hope this letter finds in good health This letter had provided me with prosperous support.
I, (PANKAJ Kumar) am highly obliged by your essay, It really helped me and it made me respect you the most in person. Water is essential of life. It plays a key role in achieving the Millennium Development Goals.
As the population continues to grow and the economy develops, the competition for water uses between different users intensify, which inducing excessive strain on the environment.
BibMe Free Bibliography & Citation Maker - MLA, APA, Chicago, Harvard. The IELTS writing task 2 sample answer below has examiner comments and is band score 9. The topic of social media is common and this IELTS essay question was reported in the IELTS test.
Fideisms Judaism is the Semitic monotheistic fideist religion based on the Old Testament's ( BCE) rules for the worship of Yahweh by his chosen people, the children of Abraham's son Isaac (c BCE)..
Zoroastrianism is the Persian monotheistic fideist religion founded by Zarathustra (cc BCE) and which teaches that good . Water pollution is the contamination of water bodies, usually as a result of human activities.
Water bodies include for example lakes, rivers, oceans, aquifers and groundwater. Water pollution results when contaminants are introduced into the natural environment.