Look at it this way. If we don't make it into space for long-term living, mankind will very likely be extinguished. The disagreement is only about how pressing

Look at it this way. If we don't make it into space for long-term living, mankind will very likely be extinguished. The disagreement is only about how pressing the issue is but we might just as well start now before it's too late. Look at the rate of species extinction on earth.[1] [1] https://www.biologicaldiversity.org/programs/population_and_sustainability/crowded_planet/images/PopExtGraph.jpg https://www.biologicaldiversity.org/programs/population_and_...