Air quality around the world

What cities have the worst air quality? How bad is our air quality? Where in the world is the worst air pollution? Is indoor air quality really worse than outdoor air? Keep track of the most polluted cities in the world with our air quality index (AQI) ranking.

Last year, over one-fifth of all U. Air Quality Around the World. Today, thanks to a partnership between the U. Department of State and EPA, AirNow reaches beyond our borders to provide air quality data. A common index to simplify international collaboration is necessary.

World air quality index ( AQI ) and PM2. It fluctuates from place to place around the world due to different environmental circumstances. In a wor air quality changes — and it changes all the time. Under typical conditions, PM 2. Forest Service, and the United States Environmental Protection Agency (EPA).

Air Now can provide you with the current and forecasted air quality conditions in most of the United States and Puerto Rico but if you are traveling abroad knowing where to get your air quality forecast could be more complicated. Air quality is considered satisfactory, and air pollution poses little or no risk. A new map shows air pollution data from around the world in real time. In this blogpost we’ll talk about the different standards in effect around the globe, how they compare, and who in the world has the toughest standards (as well as the weakest). In the interactive map we show death rates from air pollution across the world , measured as the number of deaths per 100people of a given country or region.

By Katherine Kornei Mar. Trying to get away from airborne ammonia? Don’t linger in Lagos, Nigeria, or Delhi. Four of the thirty cities with the worst air quality in the world are in Nigeria. Onitsha is the city with the worst air quality in the world.

The air in the city is filled with small particulate matter (PM10) concentration. AirNow-International (AirNow-I) is helping countries and regions around the world inform the public about the quality of the air they breathe. Using the AirNow-I system, air quality agencies can provide real-time air quality information to citizens. Desertification is a major problem all over the world in agricultural areas.

The cities are ranked by the air quality in the most polluted county in the metropolitan area. Select your city name to open links to a chart of the trends for ozone and year-round particle levels, as well as more information about air pollution and the local Lung Association. An additional one million deaths occur due to direct contact with toxic chemicals. In developing countries, more than of untreated sewage contaminates creeks, rivers, lakes and coastal areas.

Environmental Protection Agency. Air pollution levels remain dangerously high in many parts of the world.