
Hence, let’s make it more clear and detail. To have an iPhone, for instance, we need many materials, such as copper, glass, aluminium, silicon, gold and much more. In order to get these materials, mining companies need to do exploration to dig hole in the earth; the materials need to be processed and not all parts can be used. So, the companies may throw the waste ones. Moreover, the costs for digging holes in the earth is much more than even you can calculate. Not to mention the transportation cost, the fuel needed to operate the factories and much more. Thus, the average number per person does not fully represent the real number of waste generated.