How smog is dangerous?
Smog can irritate your eyes, nose and throat. Or it can worsen existing heart and lung problems or perhaps cause lung cancer with regular long-term exposure. It also results in early death. Studies on ozone show that once it gets into your lungs, it can continue to cause damage even when you feel fine.
How is smog formed?
Photochemical smog is produced when sunlight reacts with nitrogen oxides and at least one volatile organic compound (VOC) in the atmosphere. Nitrogen oxides come from car exhaust, coal power plants, and factory emissions. When sunlight hits these chemicals, they form airborne particles and ground-level ozone—or smog.
What is smog and how it is harmful for US Class 8?
The carbon particles, nitrogen oxides and sulphur dioxide of smoke combine with the condensed water vapour called fog to form smog. Smog causes cough and aggravates (makes worse) asthma and other lung diseases, especially in children.
What are the causes and effects of smog?
Smog is a serious problem in most big urban areas. The emissions from vehicles and industries, as well as the combustion of wood and coal together with the buildup of certain weather conditions, are the main causal agents of smog. The terminology refers to a mixture of liquid and solid fog and smoke particles.
What is smog its harmful effects Class 8?
What is smog Why is it harmful Class 9?
Smog is a dark fog formed by condensation of water, dust and smoke particles, and various gaseous pollutants (Oxides of nitrogen, sulphur dioxide, hydrogen sulphide etc.) in the troposphere….Question : What is smog? Give its harmful effects.
| Question | What is smog? Give its harmful effects. |
|---|---|
| Subject | Biology (more Questions) |
| Class | 9th |
| Type of Answer | Video, Text & Image |
What are the harmful effects of air pollution Class 9?
Harmful effects of air pollution:
- It causes respiratory problems.
- Allergies, cancer and heart diseases are caused.
- Air pollution also causes acid rain.
How is smog formed what are its effects Class 8?
How does industrial smog affect the environment?
Environmental Impacts Smog affects much more than just human lives; it also has a large impact on the surrounding physical environment. Ozone and PM in particular cause damaging effects: Ozone can damage plant cells and inhibit their growth, reducing the amount of carbon dioxide that they take in during photosynthesis.
What are the harmful effects of smog Class 9?
Smog effects are harmful to the senior citizens, children with heart and lung problems. Due to photochemical smog, pneumonia, inflammation of tissues, fatigue and premature of lungs and death. There are so many harmful effects of photochemical smog on human beings which causes diseases of lungs and heart.
What is smog class8?
Smog: This is a thick fog-like layer in the atmosphere, especially during winters, made up of fog and smoke. • Sulphur dioxide is mainly produced by burning fuels such as coal. It causes respiratory problems, including permanent lung damage.
What has caused air pollution?
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 harmful effects of smog?
Smog can have detrimental health effects, and acid rain can damage plants, soil, and bodies of water. Air pollution can damage our crops and forests, contaminating and destroying the food supply.
What is smog and why is it harmful?
Smog is also harmful to elderly people who suffer from chronic obstructive pulmonary disease, heart disease, emphysema , bronchitis or hardened arteries. Nitrogen oxide reduces human resistance to infections and can induce heart and lung problems.
How does smog effect the environment?
According to the Environmental Protection Agency (EPA), it can be dangerous to breathe in too much smog. Smog contains a pollutant called ozone, and elevated ozone levels can have a variety of negative effects on your lungs.
What are the side effects of smog?
Smog is well known for causing irritation in the eye. It may also result in inflammation in the tissues of lungs; giving rise to pain in the chest. Other issues or illnesses such as cold and pneumonia are also related to smog. The human body faces great difficulty in defending itself against the harmful effects of smog.