According to the World Resources Institute, in 2007 there were twenty-two protected wetlands of international importance in the United States, which makes the United States rank twenty-third out of one-hundred-sixty-three ranked countries in that category. The United Kingdom (including several overseas territories) ranked first, with one-hundred-sixty-six protected wetlands of international importance.
There are 1702 such wetlands in the world.
According to the Food and Agricultural Organization of the United Nations, in 2007 the United States exported 441,130 tonnes of beet pulp, or 19.7% of the world’s beet pulp exports. That was enough to make the United States rank first in that category.
According to a 2010 Gallup Global Wellbeing Survey, 57% of Americans report themselves as “thriving.” That was enough to make the United States tied for fourteenth with Austria, out of 155 ranked countries. Denmark ranked first, with 82% of respondents reporting themselves as thriving.
According to the World Resources Institute, there are 24 extinct tree species in the United States, which is enough to make the United States rank first in that category out of 161 ranked countries.
According to the OECD, the United States had a tertiary (college and university) graduation rate of 36.5% in 2007. This rate was high enough to allow the United States to rank fifteenth out of 30 countries in this category. Iceland ranks first in this category with a tertiary graduation rate of 63.1%.
Entry prepared by Sean Fishel.