WASHINGTON (Reuters) - A wave of immigrants is set to become the principal driver of U.S. population growth within 30 years, surpassing growth from births for the first time since the mid-1800's, federal government estimates show.Full story
In countries where large families are the norm, the urge to conform pushes people to have more children than they can economically support. And an effort to "keep up with the Joneses" leads people to consume ever more natural resources, a new economic model suggests. Full story
Forbes is out with its list of the fastest growing cities and how their populations have grown since 2000. Full story
"Global population growth is 1.2 percent, and global food production needs to be about 1.3 percent to keep pace," says Tim Seymour, EmergingMoney.com, in discussing how the Midwest drought is impacting emerging markets.
Continuing to rebound from the effects of Hurricane Katrina, New Orleans had the highest population growth in the country for any city over the size of 100,000.
