ALBAWABA - The world’s population reached 8 billion people on Tuesday, 1 billion more than the figure recorded in 2010, according to a United Nations projection. Although the world population continues to grow, the "pace of growth is slowing down," the U.N. said in a report , entitled World Population Prospects 2022. “This unprecedented growth is due to the gradual increase in human lifespan owing to improvements in public health ...