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  2. U.S.–Canada Air Quality Agreement - Wikipedia

    en.wikipedia.org/wiki/U.S.–Canada_Air_Quality...

    Transboundary air pollution occurs when pollution created in one country negatively impacting another country. [10] The bilateral agreement has three main objectives: reducing the impacts of transboundary pollution, prioritizing health and the environment, and corroborating to ensure each country is meeting its air quality standards. [11]

  3. Category:Transboundary environmental issues - Wikipedia

    en.wikipedia.org/wiki/Category:Transboundary...

    Transboundary environmental issues are those which affect a number of neighbouring countries. This is in contrast to global environmental issues which concern the entire planet. Subcategories

  4. Trail Smelter dispute - Wikipedia

    en.wikipedia.org/wiki/Trail_Smelter_dispute

    Trail Smelter in 1929. The Trail Smelter dispute was a trans-boundary pollution case involving the federal governments of both Canada and the United States, which eventually contributed to establishing the harm principle in the environmental law of transboundary pollution.

  5. 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.

  6. Pollution in the United States - Wikipedia

    en.wikipedia.org/wiki/Pollution_in_the_United_States

    Pollution from the Exxon Valdez oil spill. As with many countries, pollution in the United States is a concern for environmental organizations, government agencies, and individuals. Billions of pounds of toxic chemicals are released into the air, land, and waterways in the U.S. each year.

  7. Environmental issues in the United States - Wikipedia

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

    According to a 2024 report: "39% of people living in America—131.2 million people—still live in places with failing grades for unhealthy levels of ozone or particle pollution." Analyzing data from 2020 to 2022, the American Lung Association found the number of people living in counties with a failing grade for ozone declined, this year by 2 ...

  8. List of environmental dates - Wikipedia

    en.wikipedia.org/wiki/List_of_environmental_dates

    First week in February every year in the United States National Wildlife Week [185] National Dark-Sky Week: Week of new moon in April Bike to Work Week Victoria: National Pollinator Week [186] Third Week in June Mosquito Awareness Week: June 22–28 [187] Plastic Free July [188] July 1–31 National Clean Beaches Week [citation needed] July 1–7

  9. List of international environmental agreements - Wikipedia

    en.wikipedia.org/wiki/List_of_international...

    ASEAN Agreement on Transboundary Haze Pollution; Asia-Pacific Partnership on Clean Development and Climate; Barcelona Convention for Protection against Pollution in the Mediterranean Sea, 1976; Basel Convention on the Control of Transboundary Movements of Hazardous Wastes and their Disposal, Basel, 1989