📖 generic · 12th TN - English Medium · ECONOMICS · Page 224question

Pollution

Chapter 10: Chapter 10 · ECONOMICS

Pollution Meaning Pollution is the introduction of contaminants into the natural environment that causes adverse change, in the form of killing of life, toxicity of environment, damage to ecosystem and aesthetics of our surrounding. Types of Pollution . Air pollution . Water pollution .

Noise pollution . Land pollution . . Air Pollution Definition “Air pollution is the presence of any solid, liquid, or gaseous substance in the atmosphere in such concentration as may be or tend to be injurious to human beings or other living creatures or plants or property or environment”.

-The Air (Prevention and Control of Pollution) Act, Types of Air pollution   Indoor Air Pollution: It refers to toxic contaminants that we encounter in our daily lives in our homes, schools and workplaces. For example, cooking and heating with solid fuels on open fires or traditional stoves results in high levels of indoor air pollution.    Outdoor Air Pollution: It refers to ambient air. The common sources of outdoor air pollution are caused by combustion processes from motor vehicles, solid fuel burning and industry.

Causes of Air Pollution . Vehicle exhaust smoke: Vehicles smoke happens to release high amounts of Carbon monoxide. Millions of vehicles are operated every day in cities, each one leaving behind its own carbon footprint on the environment. .

 Fossil fuel based power plants: Fossil fuels also present a wider scale problem when they are burned for energy in power plants. Chemicals like sulfur dioxide are released during the burning process, which travel straight into the atmosphere. These types of pollutants react with water molecules to yield something known as acid rain. - - Environmental Economics .

 Exhaust from Industrial Plants and Factories: Heavy machineries located inside big factories and industrial plants also emit pollutants into the air. .  Construction and Agricultural activities: Potential impacts arising from the construction debris would include dust particles and gaseous emissions from the construction sites. Likewise, using of ammonia for agriculture is a frequent byproduct that happens to be one of the most dangerous gases affecting air.

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