6,930,700,000(July 13, 2011)
The current population of the United States is estimated to be 315,700,350.
A hundred years ago, in the beginning of the 20th century the entire world population was less than 2 billion people. Today the current world population has exceeded 6 billions by far (6,892,000,000).
China's population is in the billions, not trillions. It is the most populous country in the world, with a population of over 1.4 billion people.
billions of billions
56% of the world's current population
4,140,336,501 (60% of the world's current human population)
Billions
The population growth rate of the world is about 1.2%.
33,800,000 people. 0.5% of the total world's population.
400-500
In 2010, the estimated world population was around 6.9 billion people.
World Muslims are around 1.57 billions as of October 2009.