WebMar 6, 2024 · Pollution is the introduction of harmful materials into the environment. These harmful materials are called pollutants. Pollutants can be natural, such as volcanic ash. They can also be created by human activity, such as trash or runoff produced by factories. Pollutants damage the quality of air, water, and land.
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Air Pollution Facts, Causes and the Effects of Pollutants in the Air - NRDC
WebOct 31, 2023 · Learn about what causes air pollution and how to help reduce the effects. How smog, soot, greenhouse gases, and other top air pollutants are affecting the planet—and your health.
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Effects of Air Pollution | Center for Science Education
WebAir pollution affects all things. It is harmful to our health, and it impacts the environment by reducing visibility and blocking sunlight, causing acid rain, and harming forests, wildlife, and agriculture. Greenhouse gas pollution, the cause of …
WebMar 6, 2024 · Long-term health effects from air pollution include heart disease, lung cancer, and respiratory diseases such as emphysema. Air pollution can also cause long-term damage to people's nerves, brain, kidneys, liver, and other organs. Some scientists suspect air pollutants cause birth defects.
WebOct 29, 2018 · The health effects of air pollution are serious – one third of deaths from stroke, lung cancer and heart disease are due to air pollution. This is having an equivalent effect to that of smoking tobacco, and much higher than, say, …
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Air Pollution and Your Health - National Institute of Environmental
WebApr 2, 2024 · Introduction. Air pollution is a familiar environmental health hazard. We know what we’re looking at when brown haze settles over a city, exhaust billows across a busy highway, or a plume rises from a smokestack. Some air pollution is not seen, but its pungent smell alerts you. It is a major threat to global health and prosperity.
WebAir pollution – the combination of outdoor and indoor particulate matter and ozone – is a risk factor for many of the leading causes of death, including heart disease, stroke, lower respiratory infections, lung cancer, diabetes, and …
WebMar 18, 2024 · 15 September 2019. Air pollution kills an estimated seven million people worldwide every year. WHO data shows that 9 out of 10 people breathe air containing high levels of pollutants. WHO is working with countries to monitor air …
WebPollution has widespread consequences on human and environmental health, having systematic impact on social and economic systems. In 2019, pollution killed nine million people worldwide (one in six deaths), a number unchanged since 2015.
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Air pollution, facts and information - National Geographic
WebFeb 4, 2019 · Poor air quality kills people. Worldwide, bad outdoor air caused an estimated 4.2 million premature deaths in 2016, about 90 percent of them in low- and middle-income countries, according to the...