Wildfires are a result of temperature conditions, of soil moisture conditions; and, of course, something has to start it.

A program of sterilizing women after their second or third child, despite the relatively greater difficulty of the operation than vasectomy, might be easier to implement than trying to sterilize men.

To date, there has been no serious attempt in Western countries to use laws to control excessive population growth, although there exists ample authority under which population growth could be regulated.

In today’s world, however, the number of children in a family is a matter of profound public concern. The law regulates other highly personal matters. For example, no one may lawfully have more than one spouse at a time. Why should the law not be able to prevent a person from having more than two children?

The development of a long-term sterilizing capsule that could be implanted under the skin and removed when pregnancy is desired opens additional possibilities for coercive fertility control. The capsule could be implanted at puberty and might be removable, with official permission, for a limited number of births.

The Planetary Regime might be given responsibility for determining the optimum population for the world and for each region and for arbitrating various countries’ shares within their regional limits. Control of population size might remain the responsibility of each government, but the Regime would have some power to enforce the agreed limits.

Adding a sterilant to drinking water or staple foods is a suggestion that seems to horrify people, most - than most proposals for involuntarily fertility control.