The earth has ran out of the capacity to maintain humans and our needs, at 7 billion we will outstrip the earth in very little time. For the survival of the Earth and Man/Lady kind ... We need to start the colonization of a nearby planets ... Mars and the Moon are the best choices in the start of Humanities spread throughout the universe.  We must act now and act as 1 cohesive unit to achieve survival of all and our plant ... Mother Earth.