Air pollution - Wikipedia, the free encyclopedia An air pollutant is a substance in the air that can have adverse effects on humans and the ecosystem. The substance can be solid particles, liquid droplets, or gases. A pollutant can be of natural origin or man-made. Pollutants are classified as primary o
Air quality index - Wikipedia, the free encyclopedia An air quality index (AQI) is a number used by government agencies to communicate to the public how polluted the air is currently or how polluted it is forecast to become. As the AQI increases, an increasingly large percentage of the population is likely
Air Pollution - National Institute of Environmental Health Sciences (NIEHS) Air pollution is a mixture of natural and man-made substances in the air we breathe. It is typically separated into two categories: outdoor air pollution and indoor air pollution.
Air Quality Index (AQI) - A Guide to Air Quality and Your Health Air Quality Index Levels of Health Concern Numerical Value Meaning Good 0 to 50 Air quality is considered satisfactory, and air pollution poses little or no risk Moderate 51 to 100 Air quality is acceptable; however, for some pollutants there may be a mod
Air pollution - A simple introduction to its causes and effects An easy-to-understand introduction to air pollution, covering the causes and effects, the different types, and the solutions. ... Smog Smog isn't the stuff that pumps from a car's tailpipe or drifts from a factory smokestack—it's the nasty brown or blue h
Indoor Air Pollution » MyHealth Beijing Air Pollution Masks: A Review of the Best Blueair vs. IQAir Purifiers: And The Winner Is… Air Purifier Reviews: Airgle versus IQAir and Blueair Respro Vs. Totobobo: Which Mask Works Better For Air… N95 Pollution Masks: A Buyer’s Guide How Good are N95 ...
Air Pollution Masks: Enter Vogmask » MyHealth Beijing While Beijing’s weather these last few weeks has often been spectacularly clear, the general trend still has frequent AQI spikes over 200, thus triggering my personal cutoff to wear a protective mask during my bike commute to work. I’ve blogged many times
Beijing Air Pollution: Real-time PM2.5 Air Quality Index (AQI) Beijing Air Pollution: PM2.5, PM10 Real-time Air Quality Index (AQI) ... July 12 th: The aqicn plugins for Google Chrome and Firefox are now available for download from Google and Mozilla stores. March 15 th: On Saturday March 29th, from 20:30 to 21:30, t
Shanghai Air Pollution: Real-time PM2.5 Air Quality Index (AQI) Shanghai Air Pollution: PM2.5, PM10 Real-time Air Quality Index (AQI) ... July 12 th: The aqicn plugins for Google Chrome and Firefox are now available for download from Google and Mozilla stores. March 15 th: On Saturday March 29th, from 20:30 to 21:30,
Air quality index - Wikipedia, the free encyclopedia An air quality index (AQI) is a number used by government agencies to .... The final API value is calculated per hour according to a formula published by the MEP ...
