It has been suggested that there are only two chances of everyone volunteering to stop breeding: slim and none.It has been suggested that there are only two chances of everyone volunteering to stop breeding: slim and none.It has been suggested that there are only two chances of everyone volunteering to stop breeding: slim and none.It has been suggested that there are only two chances of everyone volunteering to stop breeding: slim and none.It has been suggested that there are only two chances of everyone volunteering to stop breeding: slim and none.