Mongolia

THE LANDLOCKED COUNTRY of Mongolia, bordered by China and Russia, has a land area of 603,909 sq. mi. (1,565,000 sq. km.). With a population of 2,629,000 (2006 est.), and a population density of 4.4 people per sq. mi. (1.7 people per sq. km.), the country has the lowest population density in the world. Six percent of the land is arable, 10 percent is forested, and 81 percent of the country is officially registered as meadows and pasture, mostly for low-intensity grazing for cattle, sheep, and goats.

The country's electricity production comes entirely from fossil fuels; the country had a per capita emission rate of carbon dioxide in 1990 of 4.5 metric tons, rising to 5.4 metric tons in the following year, and then slowly falling to ...