Asian

  Asia   is  Earth 's largest and most populous  continent , located primarily in the  Eastern  and  Northern   Hemispheres . It shares the continental landmass of  Eurasia  with the continent of  Europe  and the continental landmass of  Afro-Eurasia  with both Europe and  Africa . Asia covers an area of 44,579,000 square kilometres (17,212,000 sq mi), about 30% of Earth's total land area and 8.7% of the Earth's total surface area. The continent, which has long been home to the majority of the  human population , [5]  was the site of many of the  first civilizations . Asia is notable for not only its overall large size and population, but also dense and large settlements, as well as vast barely populated regions. Its 4.5 billion people (as of June 2019 ) constitute roughly 60% of the world's population.