Sgt4succsess SMACIN GRACEFULL TEAM 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. ADVERTISEMENT The world is getting hotter and more crowded and the two issues are connected, but not quite as much as people might think, experts say. On Tuesday somewhere a baby will be born that will be the globe’s 8 billionth person, according to a projection by the United Nations and other experts. The Earth has warmed almost 0.9 degrees Celsius (1.6 degrees Fahrenheit) since the world hit the 4 billion mark in 1974. ADVERTISEMENT