By century's end, the United Nations estimates, the present population of 120 million will be cut in half.

The United Nations estimates that there are more than 500 million small arms in the world.

United Nations officials and diplomats estimate that the two sides hold about 100,000 prisoners between them.

The United Nations estimated that at least $434 million would be needed for the rest of the year.

The United Nations estimates the job will take 10 years and cost $500 million.

The United Nations estimated its needs at $15 billion over the next 10 years.

The United Nations estimates that over 400,000 people have lost their lives since the beginning of this conflict.

In 2000, the United Nations estimated that the world's population was growing at the rate of 1.14% (or about 75 million people) per year.

The United Nations estimates that there are 50,000 to 70,000 people still in the capital.

In all, the United Nations estimated 1.5 million people were affected.