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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              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)
            
              FILE - With Doha skyline in the background, a man prepares to casts his fishing pole at the Corniche waterfront promenade in Doha, Qatar, Nov. 11, 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/Hassan Ammar, File)
            
              People queue to leave the COP27 U.N. Climate Summit, Monday, Nov. 14, 2022, in Sharm el-Sheikh, Egypt. 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/Peter Dejong)
            
              A motorist gives money to beggars while stuck in the morning rush hour traffic in Jakarta, Indonesia, 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/Tatan Syuflana)
            
              Shoppers crowd a market in New Delhi, India, Saturday, Nov. 12, 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/Altaf Qadri)
            
              Motorists are stuck in the morning rush hour traffic in Jakarta, Indonesia, 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/Tatan Syuflana)
            
              People crowd at the Juhu beach on the Arabian Sea coast in Mumbai, India, Sunday, Nov. 13, 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/Rafiq Maqbool)
            
              Pakistani people shops in the city of Karachi, Pakistan, Saturday, Nov. 12, 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/Fareed Khan)
            
              Pakistanis shops in a weekly pet market in Lahore, Pakistan, Monday, Nov. 13, 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/Fareed Khan)
            
              People walk along a road during rush hour in Lagos, Nigeria, 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/Sunday Alamba)
            
              Cars drive on the Brooklyn Bridge at dusk, Monday, Nov. 14, 2022, in New York. 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/Julia Nikhinson)
            
              FILE - Women from flood-affected areas wait to get free food distributed by a charity, in Chachro, near Tharparkar, a district of southern Sindh province, Pakistan, Monday, Sept. 19, 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/Pervez Masih)
            
              Children fetch water in a dug well amid a drought in Kinya village, Samburu County, Kenya on Thursday, Oct, 13, 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/Brian Inganga)
            
              Indian commuters get off trains at the Church Gate railway station in Mumbai, India, 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/Rafiq Maqbool)
Earth at 8 billion: Consumption not crowd is key to climate