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During the periods of cross-border haze, referring to pollution blown over from China, the pollution standards index (PSI) readings — which are based on the highest concentration value of five major air pollutants PM10 (particulate matter 10 micrometers or less in diameter), sulfur dioxide, nitrogen dioxide, carbon monoxide and ground-level ...
There are a range of environmental issues in Southern Africa, such as climate change, land, water, deforestation, land degradation, and pollution.The Southern Africa region itself, except for South Africa, [1] produces less carbon emissions but is a recipient of climate change impacts characterized by changes in precipitation, extreme weather events and hot temperatures.
In 2014 the World Health Organization estimated that every year air pollution causes the premature death of 7 million people worldwide, [5] 1 in 8 deaths worldwide. [149] A study published in 2019 indicated that in 2015 the number may be closer to 8.8 million, with 5.5 million of these premature deaths due to air pollution from anthropogenic ...
Some of the main causes for the increased air pollution in the country include the use of firewood and carbon during the winter period and heavy traffic dominated by the use of old cars. Government and citizen initiatives to tackle the problem of air pollution have appeared with various degrees of success.
Properties are less valuable when they are polluted. It is estimated that pollution costs Canada tens of billions of dollars every year. Transportation is one of the main sources of air pollution and greenhouse gas emissions in Canada and are responsible for more than a quarter of all greenhouse gases and air pollutants in Canada. Pollutants ...
Water pollution is a major environmental issue in India. The largest source of water pollution in India is untreated sewage. [1] Other sources of pollution include agricultural runoff and unregulated small-scale industry. Most rivers, lakes and surface water in India are polluted due to industries, untreated sewage and solid wastes.
Wetlands are the largest natural source of atmospheric methane in the world, and are therefore a major area of concern with respect to climate change. [ 46 ] [ 47 ] [ 48 ] Wetlands account for approximately 20–30% of atmospheric methane through emissions from soils and plants, and contribute an approximate average of 161 Tg of methane to the ...
Air pollution is a growing environmental problem in most major cities of Pakistan. According to a World Bank report, "Karachi's urban air pollution is among the most severe in the world and it engenders significant damages to human health and the economy".