New Guinea is administratively divided into two parts: its western half comprises the Indonesian propinsi (or provinsi; provinces) of Papua and West Papua (collectively, formerly called Irian Jaya); and its eastern half comprises the major part of Papua New Guinea, an independent country since 1975.
A densely populated area there is hardly any space for the citizens to move in so there will be a lot of disruptions and dirt everywhere the government will have to provide the area with a lot of money and that could cause economical downfall