When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Air pollution - Wikipedia

    en.wikipedia.org/wiki/Air_pollution

    Air pollution can occur naturally or be caused by human activities. [4] Air pollution causes around 7 or 8 million deaths each year. [5] [6] It is a significant risk factor for a number of pollution-related diseases, including heart disease, stroke, chronic obstructive pulmonary disease (COPD), asthma and lung cancer.

  3. List of causes of death by rate - Wikipedia

    en.wikipedia.org/wiki/List_of_causes_of_death_by...

    Overall, air pollution causes the deaths of around ca. 7 million people worldwide each year, and is the world's largest single environmental health risk, according to the WHO (2012) and the IEA (2016). [33] [34] [35]

  4. Why air quality is worse when it's really hot - AOL

    www.aol.com/news/why-air-quality-worse-really...

    When you breathe in air pollution, the particles can produce an imbalance in the body known as oxidative stress, and can cause inflammation in your lungs that triggers wheezing, shortness of ...

  5. List of pollution-related diseases - Wikipedia

    en.wikipedia.org/wiki/List_of_pollution-related...

    Diseases caused by pollution, lead to the chronic illness and deaths of about 8.4 million people each year. However, pollution receives a fraction of the interest from the global community. [1] This is in part because pollution causes so many diseases that it is often difficult to draw a straight line between cause and effect.

  6. Air pollution killed 135 million people in last four decades ...

    www.aol.com/air-pollution-killed-135-million...

    The World Health Organization previously said the “combined effects of ambient air pollution and household air pollution” are associated with 6.7 million premature deaths worldwide every year.

  7. Pollution kills 9 million people per year, study says

    www.aol.com/news/pollution-kills-9-million...

    A new study by a leading medical journal finds that deaths from pollution have increased to 9 million people each year — roughly one of six annual deaths worldwide. Air pollution, contaminated ...

  8. Pollution - Wikipedia

    en.wikipedia.org/wiki/Pollution

    Various definitions of pollution exist, which may or may not recognize certain types, such as noise pollution or greenhouse gases.The United States Environmental Protection Administration defines pollution as "Any substances in water, soil, or air that degrade the natural quality of the environment, offend the senses of sight, taste, or smell, or cause a health hazard.

  9. Air pollution in the United States - Wikipedia

    en.wikipedia.org/wiki/Air_pollution_in_the...

    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.