Twenty years ago, the world had about 1.1 billion Muslims. Twenty years from now, it will have about twice as many - and they'll represent more than a quarter of all people on earth, according to a new study released Thursday. (CNN)
The growth is mostly due to birth rate.
Europe is not going to becomr "Eurabia." In 2030 8% of Europe will be Muslim.
In 2030 Christianity will remain the world's largest religion, with 35% of the global population.
Christianity and Islam may be growing at the same rate.