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The study controlled for age and smoking habits, so concluded that air pollution was the most likely cause of the observed differences. [179] More studies have shown that air pollution exposure from traffic reduces lung function development in children [ 180 ] and lung function may be compromised by air pollution even at low concentrations.
Pollution is the introduction of contaminants into the natural environment that cause harm. [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 occurring contaminants.
The air pollution in Cairo is a matter of serious concern. The air pollution in downtown Cairo is more than 10 to 100 times of acceptable world standards. [8] Cairo has a poor factor because of lack of rain and its layout of tall buildings and narrow streets, which create a bowl effect (bad ventilation and consequent trapping of pollutants).
Most places in the world have pollution above the acceptable standard. Here’s how each region fares. Air Quality Is Bad Pretty Much Everywhere, New World Pollution Report Finds
How bad is the world’s plastic problem? Few disagree that the level of pollution has reached alarming heights. Between 2000 and 2019, annual production of plastics doubled to 460 million tons.
Looking down from the Hollywood Hills, with Griffith Observatory on the hill in the foreground, air pollution is visible in downtown Los Angeles on a late afternoon.. Air pollution is the introduction of chemicals, particulate matter, or biological materials into the atmosphere that cause harm or discomfort to humans or other living organisms, or damage ecosystems.
Prolonged exposure to high pollution levels can cause respiratory discomfort and irritation of the skin and eyes, while also contributing to serious health issues like asthma, chronic obstructive ...
The health and environmental impact of transport is significant because transport burns most of the world's petroleum.This causes illness and deaths from air pollution, including nitrous oxides and particulates, and is a significant cause of climate change through emission of carbon dioxide.