Asia is defined here as the land and territories of 51 countries/regions . It can be broadly divided into six sub-regions based on geographic position and coastal peripheries . These are, in alphabetical order, Central Asia , East Asia , North Asia , South Asia , Southeast Asia  and West Asia . The population of Asia was reported to be over 4.46 billion in 2016, which is about 60% of the world's population with an estimated density of 100 people per square kilometre . The highest life expectancy at birth is 84 years  and the lowest is 52 years  . The gross domestic product  per capita ranged from US$587  to US$81,585  .
IPCC
Climate Change 2022: Impacts, Adaptation and Vulnerability
IPCC Report