When.com Web Search

Search results

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

    en.wikipedia.org/wiki/Air_pollution

    [7] [6] It is the fourth-largest risk factor overall for human health [8] as 99% of people are exposed to harmful levels of air pollution. [9] Outdoor particulate pollution is the largest cause of death (4.7 million), followed by indoor air pollution (3.1 million) and ozone (0.5 million). [5]

  3. Environmental issues in India - Wikipedia

    en.wikipedia.org/wiki/Environmental_issues_in_India

    Air pollution in India is a serious issue, with the major sources being biomass burning, fuel adulteration, vehicle emission, and traffic congestion. Air pollution is also the main cause of the Asian brown cloud, which has been causing the monsoon season to be delayed. India is the world's largest consumer of fuelwood, agricultural waste, and ...

  4. 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.

  5. Most national parks impacted by air pollution, new report says

    www.aol.com/most-national-parks-impacted-air...

    Breaking it down by impact category: 98% of the parks they studied suffered from haze pollution, 96% faced ozone pollution that impacts humans and 96% of national parks have plants and animals ...

  6. Environmental issues in Delhi - Wikipedia

    en.wikipedia.org/wiki/Environmental_issues_in_Delhi

    Environmental problems in Delhi, India, are a threat to the well-being of the city's and area's inhabitants as well as the flora and fauna. Delhi, the ninth-most populated metropolis in the world (second largest if the entire NCR includes especially Faridabad and Gurugram– Haryana, is one of the most heavily polluted cities in India, [1] having for instance one of the country's highest ...

  7. Pollution in the United States - Wikipedia

    en.wikipedia.org/wiki/Pollution_in_the_United_States

    Plastic pollution is wreaking havoc on both the environment and human health. Microplastics, which come from the breakdown of plastic waste, are now found in 26% of marine fish—double the amount from just a decade ago. This environmental damage extends to wildlife, with species like turtles, fish, and seabirds suffering from ingesting plastic.

  8. Nonpoint source pollution - Wikipedia

    en.wikipedia.org/wiki/Nonpoint_source_pollution

    Nonpoint source (NPS) pollution refers to diffuse contamination (or pollution) of water or air that does not originate from a single discrete source. This type of pollution is often the cumulative effect of small amounts of contaminants gathered from a large area. It is in contrast to point source pollution which results from a single source.

  9. Particulate pollution - Wikipedia

    en.wikipedia.org/wiki/Particulate_pollution

    Particulate pollution is pollution of an environment that consists of particles suspended in some medium. There are three primary forms: atmospheric particulate matter , [ 1 ] marine debris , [ 2 ] and space debris . [ 3 ]