What are the harmful effects of photochemical smog?
Harmful effects of photochemical smog:
- It corrode metals, stones, rubber and painted surface.
- It causes serious health problems to senior citizens, children and people with heart and lung problems which lead to emphysema, bronchitis, asthma.
What are the negative environmental and health impacts of smog?
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.
What are the causes and effects of photochemical smog?
Photochemical smog happens when nitrogen oxides and volatile organic compounds react together in the presence of sunlight as a catalyst and form ozone at lower levels. The nitrogen oxides come from vehicle exhausts, and volatile organic compounds come from many chemicals, such as paint and cleaning agents.
Who is responsible for protecting air?
What Does the Environmental Protection Agency Do? The Environmental Protection Agency (EPA) creates and enforces laws designed to protect the environment and human health. 4 As part of their mission, they seek to ensure that Americans have a clean environment, including the air, water, and land they use and enjoy.
What are four major laws that attempt to control air pollution?
Clean Air Act of 1970 Four major regulatory programs affecting stationary sources were initiated: the National Ambient Air Quality Standards (NAAQS, pronounced “knacks”), State Implementation Plans (SIPs), New Source Performance Standards (NSPS), and National Emission Standards for Hazardous Air Pollutants (NESHAPs).
How can the government help air pollution?
What policies can a government use to reduce pollution? Pollution is a negative externality – a cost to society. To reduce pollution, the government can use four main policies – tax to raise the price, subsidise alternatives, regulations to ban certain pollutants and pollution permits.
What is the best solution for pollution?
The most basic solution for air pollution is to move away from fossil fuels, replacing them with alternative energies like solar, wind and geothermal. Producing clean energy is crucial. But equally important is to reduce our consumption of energy by adopting responsible habits and using more efficient devices.
What are three human activities that result in air pollution?
3 human activities that cause air pollution: farming, construction, and the result of burning fossil fuels.
What are major sources of air pollution?
Human activities that are major sources of outdoor air pollution, include: Fuel combustion from motor vehicles (e.g. cars and heavy duty vehicles) Heat and power generation (e.g. oil and coal power plants and boilers) Industrial facilities (e.g. manufacturing factories, mines, and oil refineries)
Where is pollution the worst?
List of most-polluted cities by particulate matter concentration
| Position | Country | City/Town |
|---|---|---|
| 1 | India | Kanpur |
| 2 | India | Faridabad |
| 3 | India | Gaya |
| 4 | India | Varanasi |
What is the cleanest place on earth?
The world’s cleanest cities
- #1: CALGARY. Calgary in Canada is the world’s cleanest city, and with a population of more than a million, that’s quite something.
- #2: ZURICH. Zurich in Switzerland attracts thousands of tourists every year, especially those who enjoy the winter snow.
- #3: LUXEMBOURG.
- #4: ADELAIDE.
- #5: SINGAPORE.