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  2. Pollution - Wikipedia

    en.wikipedia.org/wiki/Pollution

    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.

  3. 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.

  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. Environmental issues in the United States - Wikipedia

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

    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. Health problems attributed to air pollution include premature death, cancer, organ failure, infections, behavioral changes, and other diseases.

  6. Environmental protection - Wikipedia

    en.wikipedia.org/wiki/Environmental_protection

    Wetlands remediation at a former oil refinery is just one example of environmental protection. Environmental protection, or environment protection, refers to the taking of measures to protecting the natural environment, prevent pollution and maintain ecological balance. [1] Action may be taken by individuals, advocacy groups and governments.

  7. Report reveals most polluted cities in America

    www.aol.com/news/2017-04-19-report-reveals-most...

    The American Lung Association just published their annual State of the Air report, which shows California as the most polluted state in America.

  8. 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.

  9. Vintage photos taken by the EPA reveal what America looked ...

    www.aol.com/news/2017-10-10-vintage-photos-taken...

    The images show what various parts of the country looked like before the air and water protections that exist today.