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  2. List of ecoregions in the United States (EPA) - Wikipedia

    en.wikipedia.org/wiki/List_of_ecoregions_in_the...

    The Commission's 1997 report, Ecological Regions of North America, provides a framework that may be used by government agencies, non-governmental organizations, and academic researchers as a basis for risk analysis, resource management, and environmental study of the continent's ecosystems. [1]

  3. Pesticides in the United States - Wikipedia

    en.wikipedia.org/wiki/Pesticides_in_the_United...

    The Pesticide Data Program, [23] a program started by the United States Department of Agriculture is the largest tester of pesticide residues on food sold in the United States. It began in 1991 and tests food for the presence of various pesticides and if they exceed EPA tolerance levels for samples collected close to the point of consumption.

  4. List of ecoregions in North America (CEC) - Wikipedia

    en.wikipedia.org/wiki/List_of_ecoregions_in...

    An example of a keystone species in the North American deserts would be the coyote or mountain lion. These two predators can control the population and distribution of a large number of prey species. A single mountain lion can roam an area of hundreds of kilometers, in which deer, rabbits, and bird species are partly controlled by a predator of ...

  5. Environmental issues in the United States - Wikipedia

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

    The National Aeronautics and Space Administration (NASA) reported a 32% decrease of nitrogen dioxide in New York City and a 42% decrease in Atlanta between the periods of 2005–2007 and 2009–2011. [78] During June 2023, due to early season wildfires in Canada, cities like New York and Washington D.C. suffered from dangerous levels of air ...

  6. List of ecoregions in Wisconsin - Wikipedia

    en.wikipedia.org/wiki/List_of_ecoregions_in...

    Wisconsin ecoregion map prepared by the U.S. Environmental Protection Agency. The list of ecoregions in Wisconsin are listings of terrestrial ecoregions (see also, ecosystem) in the United States' State of Wisconsin, as defined separately by the United States Environmental Protection Agency (USEPA), and the World Wildlife Fund.

  7. 14-year-old who invented device to detect pesticides on ...

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    America's Top Young Scientist: 15-year-old who created soap that could treat skin cancer named Time's 2024 Kid of the Year What is the 'America's Top Young Scientist' competition?

  8. List of ecoregions in Arkansas - Wikipedia

    en.wikipedia.org/wiki/List_of_ecoregions_in_Arkansas

    The Commission's 1997 report, Ecological Regions of North America, provides a spatial framework that may be used by government agencies, non-governmental organizations, and academic researchers as a basis for risk analysis, resource management, and environmental study of the continent's ecosystems. [1]

  9. Green Cities: Here are the Most Cannabis-Friendly Cities in ...

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    Here are the top 10 most cannabis-friendly cities in America. istockphoto. 10. Providence, Rhode Island. While it might be a challenge to find Providence on a map, this Rhode Island gem is proof ...