Islam, the fastest-growing religion in the United States, is growing most rapidly among black Americans.

Buddhism has become the fastest-growing religion in Australia and some other Western nations.

Worldwide, Mormonism is one of the world's fastest-growing religions, counting nearly 12 million members.

And those images can't explain why Islam appears to be in percentage terms the fastest-growing major religion in the world today.

Islam is now the world's fastest-growing religion, and there are increasing numbers of immigrants and converts within this country.

As these critics well know, Islam is the fastest-growing religion in Europe.

"Islam is the fastest-growing religion in this country," he said.

It was also the fastest-growing religion by percentage, having increased its number of adherents by 79 percent between the 1996 and 2001 censuses.

Nonetheless, Islam is arguably the fastest-growing religion in America, and children of every faith, or none, should be gaining some familiarity with its ways.

With about 1.8 billion followers or 26% of earth's population, Islam is the second-largest and one of the fastest-growing religions in the world.