In 1989, two years after the world population reached 5 billion, the presidency of the United Nations Development Program (UNDP) July 11 declare for World Population Day. On this day, important population statistics are published every year.
Since 1950 the population increased the most in Africa by more than five times, and the least in Europe, 1,3 times. In Slovenia, the population increased by 1,4 times. According to projections from the middle version of the UN, the share of people living in less developed parts of the world is expected to increase to 89% by the end of this century. to 9,9 billion, and the population in the more developed parts of the world is not expected to change significantly in number - from 1,26 billion to 1,28 billion.
Most of the world's population growth, which is growing by about 1,2 percent a year, is contributed by less developed countries, where two-thirds of the world's population live together. According to the UN, the world's population has been growing more and more recently, mainly due to lower mortality, which is lower, especially due to increasingly accessible health care and improved hygiene. As a result, the number of elderly people is also growing.
Data from the Statistical Office of the Republic of Slovenia
According to the Statistical Office of the Republic of Slovenia January 1, 2020 lived in Slovenia 2.095.861 inhabitants in 5.978 settlements; of these, 57 were uninhabited settlements. It was the most densely populated urban settlement Piran with almost 5.360 inhabitants per square kilometer. Most settlements without inhabitants were in the municipality Kočevje namely 16. In this municipality there is the settlement of Kleč, which was without inhabitants the year before, and on 1 January 2020 it had four inhabitants.
The population is expected to increase until about 2023, after which it is expected to begin to decline. The age structure of the population of Slovenia is also expected to change significantly in the coming decades.