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  2. List of countries by greenhouse gas emissions - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by...

    GHG emissions from the top 10 countries with the highest emissions accounted for almost two thirds of the global total. Since 2006, China has been emitting more CO 2 than any other country. [8] [9] [10] However, the main disadvantage of measuring total national emissions is that it does not take population size into account.

  3. List of countries by access to improved sanitation facilities

    en.wikipedia.org/wiki/List_of_countries_by...

    Sanitation as defined by the World Health Organization: [2] "Sanitation generally refers to the provision of facilities and services for the safe disposal of human urine and feces. Inadequate sanitation is a major cause of disease world-wide and improving sanitation is known to have a significant beneficial impact on health both in households ...

  4. List of countries by air pollution - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by_air...

    The following list of countries by air pollution sorts the countries of the world according to their average measured concentration of particulate matter in micrograms per cubic meter (μg/m 3). The World Health Organization's recommended limit is 10 micrograms per cubic meter, although there are also various national guideline values, which ...

  5. Environmental Performance Index - Wikipedia

    en.wikipedia.org/wiki/Environmental_Performance...

    Wealth allows countries to make investments in the infrastructure required to provide clean drinking water, safely manage waste, and rapidly expand renewable energy. But wealth also leads to higher material consumption and its associated environmental impacts, such as higher rates of waste generation, GHG emissions, and ecosystem degradation.

  6. The Dirtiest (and Cleanest) Big Cities in America - AOL

    www.aol.com/dirtiest-cleanest-big-cities-america...

    Here are the 10 dirtiest cities and 10 cleanest cities in the country that made it onto Lawnstarter's list — with an overall ranking averaged from four factors (pollution, living conditions ...

  7. List of countries by carbon intensity of GDP - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by...

    World map of emission intensity (kg of CO 2 per Intl$), 2018. The following list of countries by carbon intensity of GDP sorts countries by their emission intensity. Carbon intensity or emission intensity of GDP is a measure that evaluates the amount of carbon dioxide (CO 2) emissions produced per unit of GDP.

  8. The top 5 safest, healthiest countries for female ... - AOL

    www.aol.com/top-5-safest-healthiest-countries...

    Ranking second (the U.S. ranked No. 1) out of 195 countries on the Global Health Index, and 27th out of 163 countries on the Global Peace Index, Australia earned the study's title as the best ...

  9. The making of 'the world's cleanest Third World country' - AOL

    www.aol.com/news/2009-04-15-the-making-of-the...

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