Earth at 8 billion: Consumption not crowd is key to climate

A boy takes in the view of the Los Angeles skyline from the Griffith Park Observatory Trails Peak in Los Angeles, Monday, Nov. 14, 2022. The 8 billionth baby on Earth is about to be born on a planet that is getting hotter. But experts in climate science and population both say the two issues aren't quite as connected as they seem. (AP Photo/Jae C. Hong)