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 is usually concentrated in densely populated metropolitan areas, especially in developing countries where cities are experiencing rapid growth and environmental regulations are relatively lax or nonexistent. Urbanization leads to a rapid rise in premature mortality due to air pollution in fast-growing tropical cities. [321]

  3. Harvard Six Cities study - Wikipedia

    en.wikipedia.org/wiki/Harvard_Six_Cities_study

    The ACS study correlated air pollution data, lifestyle factors, and death records for a sample of 552,138 adults in 151 urban areas followed over a 16-year period and concluded, just as the original had done, that breathing particulate pollution increases a person's risk of death: "Particulate air pollution was associated with cardiopulmonary ...

  4. Urbanization - Wikipedia

    en.wikipedia.org/wiki/Urbanization

    Similar to areas in the United States with increasing urbanization, people living in growing cities in low income countries experience high exposure to air pollution, which increases the prevalence and severity of asthma among these populations. [86] Links have been found between exposure to traffic-related air pollution and allergic diseases. [87]

  5. 2024 India–Pakistan smog - Wikipedia

    en.wikipedia.org/wiki/2024_India–Pakistan_smog

    The air pollution generated in November 2024 in India and Pakistan was regarded by climate researchers as an unprecedented intensification of the region's annual pollution cycle. [2] NASA satellite imaging showed a continuous cloud of smog that extended across the majority of eastern and northern Pakistan, as well as northwestern India.

  6. Air pollution in India - Wikipedia

    en.wikipedia.org/wiki/Air_pollution_in_India

    Over the past decade air pollution has increased in India significantly. Asthma is the most common health problem faced by Indians and it accounts for more than half of the health issues caused by air pollution. [43] [44] Air pollution is believed to be one of the key factors in accelerating the onset of Alzheimer's disease in India. [45]

  7. Environmental issues in Pakistan - Wikipedia

    en.wikipedia.org/wiki/Environmental_issues_in...

    Air pollution is a growing environmental problem in most major cities of Pakistan. According to a World Bank report, "Karachi's urban air pollution is among the most severe in the world and it engenders significant damages to human health and the economy".

  8. Urban ecology - Wikipedia

    en.wikipedia.org/wiki/Urban_ecology

    Humans are the driving force behind urban ecology and influence the environment in a variety of ways - urbanization being a key example. Urbanization is tied to social, economic and environmental processes. There are six core aspects: air pollution, ecosystems, land use, biogeochemical cycles, water pollution, solid waste management, and the ...

  9. Climate change and cities - Wikipedia

    en.wikipedia.org/wiki/Climate_change_and_cities

    Cities and regions are also particularly vulnerable to climate-related hazards and pollution. Climate danger and pollution also disproportionately affect the poor, increasing inequality. With half of the world population residing in urban areas, there will be an increase in energy usage that comes with Climate Change.