Outdoor pollution

How can outdoor pollution affect the air quality indoors? Air pollution can occur anywhere. What is indoor air pollution?

It occurs when the environment is contaminated by any chemical, physical or biological agent that modifies the natural characteristics of the atmosphere. Stoves in the home, motor vehicles, industrial facilities and forest fires are common sources of air pollution. The common sources of outdoor air pollution are emissions caused by combustion processes from motor vehicles, solid fuel burning and industry. Other pollution sources include smoke from bushfires , windblown dust , and biogenic emissions from vegetation (pollen and mould spores).

Air Quality Index (AQI) Ever hear your local weather forecaster say that tomorrow will be a code orange day. Common Air Pollutants. Ozone (also called smog ) is. Another consequence of outdoor air pollution is acid rain. When a pollutant, such as sulfuric acid combines with droplets of water in the air, the water (or snow) can become acidified.

In the chart we see that it is one of the leading risk factors for death globally. Natural outdoor air pollution includes oxides of sulphur and nitrogen from volcanoes , oceans , biological decay, lightning strikes and forest fires , VOCs and pollen from plants , grasses and trees, and particulate matter from dust storms. Biological sources of air pollution are also found indoors, as gases and airborne particulates.

Pets produce dander, people produce dust from minute skin flakes and decomposed hair, dust mites in bedding, carpeting and furniture produce enzymes and micrometre-sized fecal droppings, inhabitants emit methane,. A number of groups are at higher risk of experiencing certain health effects of outdoor air pollution. Everyone is exposed to pollution when breathing the outdoor air. Anthropogenic emissions are of particular interest because they can be decreased through regulatory and voluntary actions, leading to air quality improvements. The nature of the mixture depends primarily on the mix of sources and their operations and on meteorology.

Smog is commonly of two types. It can affect both the respiratory system (exacerbating asthma and chronic obstructive pulmonary disease) and the cardiovascular system (triggering arrhythmias, cardiac failure, and stroke). It also takes more energy to make new items from raw materials, increasing the environmental footprint (including the air pollution that is produced). How do the health impacts of outdoor air pollution vary across the world?

Indoor air pollution – indoor air pollution is a major health problem, especially for poorer households across the world. Experts explain air pollution 's impact on health and the steps you can take to protect your lungs. In the process, it showed how reducing air pollution can improve lung function.

Outdoor Pollution and Lung Function Effects. People have become increasingly concerned with the quality of the air. In developing countries, 1. In other words, sometimes the air inside can be more harmful than the air outside. All of the measures you can take to reduce ozone pollution will also reduce the emissions of PM 2. In addition: Reduce or eliminate fireplace and wood stove use.

Indoor pollution sources that release gases or particles into the air are the primary cause of indoor air quality problems. Inadequate ventilation can increase indoor pollutant levels by not bringing in enough outdoor air to dilute emissions from indoor sources and by not carrying indoor air pollutants out of the area. How to reduce or limit exposure to indoor air pollution Don’t smoke indoors. Regularly ventilate your home to remove indoor pollutants and build up of moisture.

The main sources of outdoor air pollution in Washington State are motor vehicles, outdoor burning, and wood smoke. Don’t use unflued gas heaters if possible.