Debating the Effects of a Massive Population Surge According to opponents of the U.S. immigration policy, the nation\'s population could surge anywhere from 100 to 200 million people by 2050. The U.S. Census also indicates immigration is the number one factor driving U.S. population growth, along with fertility. Produced for FAIR Search and watch more of Debating the Effects of a Massive Population Surge Video related videos at this web!