active reading section what causes air pollution


What causes active reading air pollution?

Burning fossil fuels releases huge quantities of sulfur dioxide and nitrogen oxide into the air. Power plants that produce electricity emit at least two-thirds of all sulfur dioxide and more than one-third of all nitrogen oxides that pollute the air.

What causes polluted air?

Air pollution is caused by solid and liquid particles and certain gases that are suspended in the air. These particles and gases can come from car and truck exhaust, factories, dust, pollen, mold spores, volcanoes and wildfires. The solid and liquid particles suspended in our air are called aerosols.

What do most industries and power plants use for energy?

What do most industries and power plants use for energy? Many industries and power plants that generate our electricity must burn fuel to get the energy they need. They usually burn fossil fuels. Burning fossil fuels releases huge quantities of sulfur dioxide and nitrogen oxide into the air.

How does this author use parentheses to explain pH?

The author writes “power of hydrogen” in parentheses to explain what the letters in pH stand for. 13. It is more basic; it is more acidic.

Which of the following air pollutants is not a primary pollutant?

Which of these is NOT a primary pollutant? Explanation: Ozone is not a primary pollutant since it is formed by the photo-chemical reaction of oxygen with the UV rays and not directly discharged into the atmosphere by a source.

What are four examples of industries that can be sources of VOCs in the air?

Four examples of industries that can be sources of VOCs in the air. Oil refineries, chemical manufacturing plants, furniture re finishers, and automobile repair shops. The percentage of pollutants that electrical power plants emit into the air.

What are the 5 main causes of air pollution?

We have listed 10 common air pollution causes along with the effects that have serious implication on your health on a daily basis.
  • The Burning of Fossil Fuels. …
  • Industrial Emission. …
  • Indoor Air Pollution. …
  • Wildfires. …
  • Microbial Decaying Process. …
  • Transportation. …
  • Open Burning of Garbage Waste. …
  • Construction and Demolition.
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What is air pollution causes and effects?

Air pollution is known to cause irritation in the eyes, lungs, nose, and throat. It creates respiratory problems and exacerbates existing conditions such as asthma and emphysema. When continually exposed to air pollution, humans become at higher risk for cardiovascular disease.

What is air pollution and what are the main causes of air pollution?

Air pollution is a mixture of solid particles and gases in the air. Car emissions, chemicals from factories, dust, pollen and mold spores may be suspended as particles. Ozone, a gas, is a major part of air pollution in cities. When ozone forms air pollution, it’s also called smog.

What type of power generation can cause air pollution?

Coal produces more pollution than any other energy source. While coal produces just 44% of U.S. electricity, it accounts for 80% of power plant carbon emissions. Burning coal leads to soot, smog, acid rain, global warming, and carbon emissions.

Which of these is the major contributor to world pollution?

Globally, the majority of air pollution is generated by the combustion of fossil fuel (coal, diesel fuel, gasoline, oil, and natural gas) for electricity production, heating, transportation, and industry [14]. Worldwide, in 2011, fossil fuels represented 82% of the total primary energy supply [15].

Which type of power generation can cause air pollution quizlet?

Nuclear power produces more air pollution than coal-burning power plants.

Do you think sulfur dioxide and nitrogen oxides in the air are harmful?

Nitrogen dioxide (NO2), sulfur dioxide (SO2), and carbon monoxide are important ambient air pollutants. High-intensity, confined space exposure to NO2 has caused catastrophic injury to humans, including death.

What is the basic cause of acid precipitation What are some effects?

Acid rain is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air. These substances can rise very high into the atmosphere, where they mix and react with water, oxygen, and other chemicals to form more acidic pollutants, known as acid rain.

What type of industry produces 2/3 of all sulfur dioxide that pollutes the air?

Burning fossil fuels releases sulfur dioxide and nitrogen oxides into the air. Power plants that produce electricity emit at least two-thirds of all sulfur dioxide and more than one-third of all nitrogen oxides that pollute the air.

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Which of the following is not a cause for environmental pollution?

Detailed Solution. The correct answer is Acid Rain.

Which are the secondary air pollutants?

Examples of a secondary pollutant include ozone, which is formed when hydrocarbons (HC) and nitrogen oxides (NOx) combine in the presence of sunlight; NO2, which is formed as NO combines with oxygen in the air; and acid rain, which is formed when sulfur dioxide or nitrogen oxides react with water.

What are the primary pollutants of air pollution?

These six pollutants are carbon monoxide, lead, nitrogen oxides, ground-level ozone, particle pollution (often referred to as particulate matter), and sulfur oxides.

What causes VOCs?

Sources of VOCs
  • paints, paint strippers and other solvents.
  • wood preservatives.
  • aerosol sprays.
  • cleansers and disinfectants.
  • moth repellents and air fresheners.
  • stored fuels and automotive products.
  • hobby supplies.
  • dry-cleaned clothing.

How VOCs are formed?

Volatile Organic Compounds (VOCs) are created when toxic chemicals vaporize and form harmful gases. Natural events like wildfires release large quantities of VOCs every year. However, industrial operations and other man-made processes contribute a significant percentage to the planet’s overall VOC emissions.

What is VOC pollution?

Volatile organic compounds, or VOCs, are gases that are emitted into the air from products or processes. Some are harmful by themselves, including some that cause cancer. In addition, they can react with other gases and form other air pollutants after they are in the air.

What are the three causes of air pollution?

Various Causes of Air pollution
  • The Burning of Fossil Fuels. …
  • Agricultural Activities. …
  • Waste in Landfills. …
  • Exhaust From Factories and Industries. …
  • Mining Operations. …
  • Indoor Air Pollution. …
  • Natural Events.

What are the causes of air pollution Class 8?

The various sources of air pollution are:
  • Smoke emitted from homes by the burning of fuels like wood, cow-dung cakes, kerosene and coal.
  • Exhaust gases emitted by motor vehicles (automobiles) due to burning of petrol and diesel. …
  • Smoke emitted by factories and thermal power plants due to burning of coal.

What causes the most pollution in the world?

“Most air pollution comes from energy use and production,” says John Walke, director of the Clean Air Project, part of the Climate and Clean Energy program at NRDC. “Burning fossil fuels releases gases and chemicals into the air.”

What are the causes and prevention of air pollution?

Maintain restricted use electronic appliances. A large amount of fossil fuels are burned in order to produce electricity. Air pollution can be reduced by decreasing the number of fossil fuels to be burned. Clean energy technologies such as solar, wind and geothermal are extremely beneficial for the environment.

What is air pollution What are the sources of air pollution?

There are four main types of air pollution sources: mobile sources – such as cars, buses, planes, trucks, and trains. stationary sources – such as power plants, oil refineries, industrial facilities, and factories. area sources – such as agricultural areas, cities, and wood burning fireplaces.

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What are the causes and effects of environmental pollution?

Pollution affects the Earth’s land, air, and water by releasing pollutants in the air, water, and land. Pollution ends up in these forms including dust, smog, and toxic gas emissions. In addition to the natural sources of pollution, they can also come from human activity.

What are the causes of air pollution in Brainly?

  • Burning of fossil fuels.
  • smoke released from vehicles, chimneys etc.
  • excess use of factories.

What energy source causes the most pollution?

Within the U.S., coal accounts for 46% of electricity generation, and — because it is the most carbon-rich of all fuel types — 79% of total U.S. carbon pollution from the energy sector. Besides warming up the planet, coal also has several other negative impacts on humans.

Which energy source causes the least pollution?

Nuclear energy has one of the lowest environmental impacts of all energy sources, comparable with the total impacts of wind and solar. It doesn’t emit air pollution, it safely keeps its waste out of the environment and it requires a very small amount of land.

What group creates the most pollution?

Transportation (29 percent of 2019 greenhouse gas emissions) – The transportation sector generates the largest share of greenhouse gas emissions. Greenhouse gas emissions from transportation primarily come from burning fossil fuel for our cars, trucks, ships, trains, and planes.

What are the two main causes of air pollution Mcq?

There are two types of Pollutants that cause air pollution i.e Primary pollutants and Secondary pollutants.

The major sources of SO2 and NOx in the atmosphere are:
  • Burning of fossil fuels to generate electricity. …
  • Vehicles and heavy equipment.
  • Manufacturing, oil refineries, and other industries.

What is the main cause of industrial pollution?

Industrial Pollution Facts

Burning coal. Burning fossil fuels like oil, natural gas, and petroleum. … Untreated gas and liquid waste being released into the environment. Improper disposal of radioactive material.

How do fossil fuels cause air pollution?

When fossil fuels are burned, they release nitrogen oxides into the atmosphere, which contribute to the formation of smog and acid rain. The most common nitrogen-related compounds emitted into the air by human activities are collectively referred to as nitrogen oxides.

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