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Air pollution can occur naturally or be caused by human activities. [3] Air pollution causes around 7 million deaths each year. [4] [5] It is a significant risk factor for a number of pollution-related diseases, including heart disease, stroke, chronic obstructive pulmonary disease (COPD), asthma and lung cancer.
An air quality index (AQI) is an indicator developed by government agencies [1] to communicate to the public how polluted the air currently is or how polluted it is forecast to become. [ 2 ] [ 3 ] As air pollution levels rise, so does the AQI, along with the associated public health risk.
Within the sciences, the word "contamination" can take on a variety of subtle differences in meaning, whether the contaminant is a solid or a liquid, [3] as well as the variance of environment the contaminant is found to be in. [2] A contaminant may even be more abstract, as in the case of an unwanted energy source that may interfere with a process. [2]
Nonpoint source air pollution affects air quality, from sources such as smokestacks or car tailpipes. Although these pollutants have originated from a point source, the long-range transport ability and multiple sources of the pollutant make it a nonpoint source of pollution; if the discharges were to occur to a body of water or into the ...
At least 592 cases were reported after the alert was first raised by Congo's health ministry on Oct. 29. The ministry said the disease had a fatality rate of 6.25%.
Adrian Wojnarowski has been diagnosed with prostate cancer, the longtime ESPN basketball reporter revealed in a new interview this week.. Wojnarowski, 55, first spoke about the diagnosis in a ...
The global sulphur limit (outside SECA's) dropped from an allowed 3.5% sulphur in marine fuels to 0.5%. This will significantly improve the air quality in many populated coastal and port areas, which will prevent over 100,000 early deaths each year, and many more cases of asthma in these regions and cities.
Former F-18 U.S. Navy fighter pilot Ryan Graves dismissed the involvement of commercial contractors in the mysterious drone sightings reported around New Jersey on "The Story."