science

Here’s what you’ll learn when you read this story:

• By studying population trends and forecasting models, researchers have come to believe that nearly 15,000 U.S. cities will face noticeable depopulation by 2100.
• Populated areas of the cities in question could experience a decline of up to 44 percent.
• Projections call for the biggest drops in city populations to occur in the Northeast and Midwest.