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 is air pollution in simple words for kids?
Air pollution occurs when gases, dust, smoke, or odor get into the air and make it unclean. Air pollution is unsafe for humans and animals to breathe and for plants to live with. Earth is surrounded by an atmosphere, which is a layer of gases.
What is air pollution simple words?
Air pollution refers to any physical, chemical or biological change in the air . It is the contamination of air by harmful gases, dust and smoke which affects plants, animals and humans drastically. ... An increase or decrease in the composition of these gases is harmful to survival.
What is a simple definition of pollution?
Pollution is the introduction of harmful materials into the environment . These harmful materials are called pollutants. Pollutants can be natural, such as volcanic ash. They can also be created by human activity, such as trash or runoff produced by factories. Pollutants damage the quality of air, water, and land.
What is air pollution and causes?
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 are the 10 causes of air pollution?
- The Burning of Fossil Fuels. ...
- Industrial Emission. ...
- Indoor Air Pollution . ...
- Wildfires. ...
- Microbial Decaying Process. ...
- Transportation. ...
- Open Burning of Garbage Waste. ...
- Construction and Demolition.
What are five effects of air pollution on humans?
Air pollution is considered as the major environmental risk factor in the incidence and progression of some diseases such as asthma, lung cancer, ventricular hypertrophy, Alzheimer’s and Parkinson’s diseases, psychological complications, autism, retinopathy, fetal growth, and low birth weight .
What are the 5 causes of air pollution?
- Vehicle Exhaust Fumes. In city environments, the leading source of air pollution is vehicle exhaust fumes. ...
- Fossil Fuel-Based Power Plants. ...
- Exhaust from Industrial Factories and Plants. ...
- Agricultural and Construction Activities. ...
- Natural Causes.
What are the 3 main 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.
How do we prevent air pollution?
- Using public transports. ...
- Turn off the lights when not in use. ...
- Recycle and Reuse. ...
- No to plastic bags. ...
- Reduction of forest fires and smoking. ...
- Use of fans instead of Air Conditioner. ...
- Use filters for chimneys. ...
- Avoid usage of crackers.
What is pollution very short answer?
Pollution refers to the release of chemical or substances into the environment that is injurious for human, animal and plant life. The water, air, noise and other forms of pollution in one terminology is known as the pollution of the eco-system.
What is effect pollution?
Pollution effects are defined as “ direct and/or indirect adverse impacts of contaminants on the marine environment , such as harm to living resources and marine ecosystems, including loss of biodiversity, hazards to human health, the hindering of marine activities, including fishing, tourism and recreation and other ...
What is an example of pollution?
Explanation: Examples include air, water and coastal pollution . Consists of harmful chemical substance that had been released into the air by factories and other human activities. It’s known to contribute to acid rain, depletion of the ozone layer and global warming.
What are effects of air pollution?
Long-term health effects from air pollution include heart disease, lung cancer , and respiratory diseases such as emphysema. Air pollution can also cause long-term damage to people’s nerves, brain, kidneys, liver, and other organs. Some scientists suspect air pollutants cause birth defects.
What are major 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.
How can we identify air pollution?
Air quality is measured with the Air Quality Index, or AQI . The AQI works like a thermometer that runs from 0 to 500 degrees. However, instead of showing changes in the temperature, the AQI is a way of showing changes in the amount of pollution in the air. Air quality is a measure of how clean or polluted the air is.
