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Air pollution is a mix of hazardous substances from both human-made and natural sources. Vehicle emissions, fuel oils and natural gas to heat homes, by-products ...
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دنیای 77?q=Air pollution Topic from www.who.int
Air pollution is contamination of the indoor or outdoor environment by any chemical, physical or biological agent that modifies the natural characteristics ...
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When AQI values are above 100, air quality is unhealthy: at first for certain sensitive groups of people, then for everyone as AQI values get higher. The AQI is ...
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The top left chart shows the 285 percent increase of the United States gross domestic product against a 77 percent drop in air pollutant emissions since 1970.
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Nov 1, 2016 · How smog, soot, greenhouse gases, and other top air pollutants are affecting the planet—and your health. October 31, 2023.
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Feb 20, 2020 · Air pollution mainly affects those living in large urban areas, where road emissions contribute the most to the degradation of air quality.
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دنیای 77?q=Air pollution Topic from en.wikipedia.org
Air pollution is the contamination of air due to the presence of substances called pollutants in the atmosphere that are harmful to the health of humans and ...
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Nov 24, 2022 · Air pollution has negative impacts on both terrestrial and aquatic ecosystems, degrading environments and reducing biodiversity. This chapter ...
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Broadway theatre, or Broadway, is a theatre genre that consists of the theatrical performances presented in 41 professional theaters, each with 500 or more ...
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