Too Many Cities Are Growing Out Rather than Up. 3 Reasons That’s a Problem

< Blog By Jillian Du and Anjali Mahendra Imagine Lagos, Nigeria, a city of 22 million. What was once a small coastal town just a few decades ago has exploded into a sprawling megacity spanning 452 square miles. Its rapid growth has stretched the city’s services impossibly thin: Less than 10 percent of people live […]