Africas Population Explosion. Word Search Puzzle Solver. Africas Population Explosion word Search Puzzle Game. Find words related to movie actors, actresses, and genres. Word Search Puzzle Solver. Africa is in the midst of a baby boom - the median age across the continent is just 19. The BBC's Africa correspondent Alastair Leithead investigates. This includes identifying and searching for words that are related to : Alastair Leithead, Documentary .