Final answer:
The population of Antarctica consists mainly of scientists and research station personnel who live there year-round or during the summer months.
Step-by-step explanation:
The population of Antarctica is primarily made up of scientists and research station personnel. There are approximately 1,000 people who live in Antarctica year-round, with the population increasing to 5,000 or more during the summer months. These individuals work in research stations and their tours of duty can range from a few months to a year or more.