It's racist because such a policy would invariably end up affecting people that are poorer, less educated, and basically unable to defend themselves from it, more than relatively wealthy people. <br /><br />Also, in the first world, folks are able to retire on their own savings and some state assistance, but in the third world people rely on their children to support them when they become elderly. Deny them children and you are basically condemning them to homelessness and death once they are unable to support themselves.<br /><br />I'd challenge you to submit a method of forced population reduction that doesn't have more significant negative effects on the poor and those from less developed countries, than successful folks in developed countries. Given that these folk are more often than not minorities, or not from the small list of highly successful races, such policies are fundamentally racist.<br /><br /><br /><br /><br />Regarding space mining:<br />I didn't say we should be doing it now, I just said that eventually lower costs of space access combined with higher prices of X material will result in an economical industry of mining objects in space. Sure it might cost $50bln now, but in 200 years it will be cheaper.<br /><br />I used copper and platinum as examples because at the rate these are used in developed countries, the existing deposits are not sufficient to expand a comparable level of development world-wide. Uranium was included because it isn't possible to 'run out of energy' while uranium is still easilly available.