Singapore is located in Southeast Asia around 85 miles (137 kilometers) north of the equator, south of Peninsular Malaysia, and east of West Sumatra (Indonesia)—just across the Strait of Malacca. The big island of Borneo lies to the east of Singapore
Djibouti
Djibouti City is the capital and largest settlement in Djibouti, situated in the Horn of Africa. The city is located in eastern Djibouti, approximately 21 kilometres (13 miles) northwest of the Somalia border. It is a seaport, with the only sheltered harbour on the western side of the Gulf of Tadjoura.
This could possibly be because the more advanced countries are more advanced in technology and have vehicles, and those vehicles produce CO2. And because of the greenhouse gas effect the more CO2 that is produced the warmer the earth will be.