By 2050, the bulk of the world's population growth will take place in Africa: of the additional 2.4 billion people projected between 2015 and 2050, 1.3 billion will be added in Africa, 0.9 billion in Asia and only 0.2 billion in the rest of the world.
Even in the legal markets, coltan mining is environmentally dangerous. Developing nations often go through with mining operations because they need the capital these operations bring without thinking of the environmental impacts. Given that mining is an expensive venture to undertake, the returns are relatively low.oltan is mined using techniques developed for gold mining in the 1800s. The work is hard and dangerous, with workers panning for gold in large craters in stream beds, with the average worker producing less than one kilogram of coltan a day.
1 Primm-Three frag mines can be found on the bridge between the NCR camp and the hotels. 2  Must be disarmed by the player. 3  Frag mines can be found spread out in the no-man's-land between Camp Forlorn Hope and Nelson. Tortured NCR soldiers being used as traps there also have frag mines very close by. 2  Nipton-Live mines are placed as traps in the town hall, and in one of the residential houses. 3  Three can be found hidden under traffic cones on the road east of Nipton. 4  Must be disarmed.