A boy plays with a makeshift flagpole on a beach covered in plastic waste in Indonesia. Photograph: Ed Wray/Getty Images Indonesia has committed to. Indonesia. has 11 cities with more than a million people, 122 cities with between 100,000 and 1 million people, and 242 cities with between 10,000 and 100,000 people. The largest city in Indonesia is Jakarta, with a population of 8,540,121 people. Countries in the world by…