Excerpt:
Muslims will nearly double their numbers in Europe – to more than 10% – by 2050 and will outnumber Christians worldwide by 2070, according to a new forecast of the growth of religions around the world.
The report, by Pew Research Center, also predicts that Muslims will become the second-largest religious group in the US – at 2.1% – by 2050.
Europe's Muslim population, boosted by large families and immigration, will nearly double, from less than 6% (43 million people) in 2010 to more than 10% (71 million people) in 2050, the forecast estimates.