Pollution - Wikipedia
WEBPollution is the introduction of contaminants into the natural environment that cause adverse change. [1] Pollution can take the form of any substance (solid, liquid, or gas) or energy (such as radioactivity, heat, sound, or light). Pollutants, the components of pollution, can be either foreign substances/energies or naturally ...
Pollution - National Geographic Society
WEB6. März 2024 · noun. movement of air (from a high pressure zone to a low pressure zone) caused by the uneven heating of the Earth by the sun. Pollution is the introduction of harmful materials into the environment. These harmful materials are called pollutants.
Pollution | Definition, History, Types, & Facts | Britannica
WEBVor 5 Tagen · Pollution, addition of any substance or form of energy to the environment at a rate faster than it can be dispersed or stored in a harmless form. The major kinds of pollution are usually classified by environment and include air, water, and land pollution. Learn more about the history of pollution.
Air pollution - Wikipedia
WEBAir 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 other living beings, or cause damage to the climate or to materials.
Air Pollution - Our World in Data
WEBAir pollution is one of the world's largest health and environmental problems. It develops in two contexts: indoor (household) air pollution and outdoor air pollution. In this topic page, we look at the aggregate picture of air pollution – both indoor and outdoor.
The Pollution Problem | Saving Earth | Encyclopedia Britannica
WEBPollution, also called environmental pollution, the addition of any substance ( solid, liquid, or gas) or any form of energy (such as heat, sound, or radioactivity) to the environment at a rate faster than it can be dispersed, diluted, decomposed, recycled, …
Air pollution - World Health Organization (WHO)
WEB18. März 2024 · HEPA - Accelerating Access to Clean Cooking. 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 pollution and improve air quality.
How air pollution is destroying our health
WEB29. Okt. 2018 · Air pollution is hard to escape, no matter how rich an area you live in. It is all around us. Microscopic pollutants in the air can slip past our body’s defences, penetrating deep into our respiratory and circulatory …
Air pollution | Effects, Causes, Definition, & Facts | Britannica
WEBVor 2 Tagen · Air pollution, release into the atmosphere of various gases, finely divided solids, or finely dispersed liquid aerosols at rates that exceed the natural capacity of the environment to dissipate and dilute or absorb them. High concentrations can cause undesirable health, economic, or aesthetic effects.
Air pollution, facts and information - National Geographic
WEB4. Feb. 2019 · Air pollution is a mix of particles and gases that can reach harmful concentrations both outside and indoors. Its effects can range from higher disease risks to rising temperatures. Soot, smoke ...
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