Airshed

From WikiMD.com Medical Encyclopedia

Airshed[edit | edit source]

An airshed is a geographical area that shares the same air mass due to topographical and meteorological conditions. It is similar to a watershed, which is an area that drains into a common water body. Airsheds are important in the study of air pollution and environmental science because they help define the boundaries within which air pollutants are dispersed and managed.

Air pollution in an urban airshed

Characteristics[edit | edit source]

Airsheds are defined by natural features such as mountain ranges, valleys, and coastlines, as well as by prevailing wind patterns. These features influence how air moves and how pollutants are transported and diluted. For example, a valley surrounded by mountains may trap air pollutants, leading to higher concentrations of pollution.

Importance in Environmental Management[edit | edit source]

Understanding airsheds is crucial for effective air quality management. By identifying the boundaries of an airshed, policymakers can develop strategies to control emissions and improve air quality. This is particularly important in urban areas where industrial emissions, vehicle exhaust, and other sources of pollution can significantly impact public health.

Airshed Modeling[edit | edit source]

Airshed modeling involves using computer simulations to predict how air pollutants will disperse within an airshed. These models take into account various factors such as emission sources, weather conditions, and topography. The results help in assessing the potential impact of different pollution control measures.

Challenges[edit | edit source]

Managing air quality within an airshed can be challenging due to the complex interactions between natural and human-made factors. Transboundary pollution, where pollutants travel from one airshed to another, adds another layer of complexity. International cooperation is often required to address these issues effectively.

Related Pages[edit | edit source]

WikiMD
Navigation: Wellness - Encyclopedia - Health topics - Disease Index‏‎ - Drugs - World Directory - Gray's Anatomy - Keto diet - Recipes

Search WikiMD

Ad.Tired of being Overweight? Try W8MD's physician weight loss program.
Semaglutide (Ozempic / Wegovy and Tirzepatide (Mounjaro / Zepbound) available.
Advertise on WikiMD

WikiMD's Wellness Encyclopedia

Let Food Be Thy Medicine
Medicine Thy Food - Hippocrates

Medical Disclaimer: WikiMD is not a substitute for professional medical advice. The information on WikiMD is provided as an information resource only, may be incorrect, outdated or misleading, and is not to be used or relied on for any diagnostic or treatment purposes. Please consult your health care provider before making any healthcare decisions or for guidance about a specific medical condition. WikiMD expressly disclaims responsibility, and shall have no liability, for any damages, loss, injury, or liability whatsoever suffered as a result of your reliance on the information contained in this site. By visiting this site you agree to the foregoing terms and conditions, which may from time to time be changed or supplemented by WikiMD. If you do not agree to the foregoing terms and conditions, you should not enter or use this site. See full disclaimer.
Credits:Most images are courtesy of Wikimedia commons, and templates, categories Wikipedia, licensed under CC BY SA or similar.

Contributors: Prab R. Tumpati, MD