Mapping the trajectory of a spacecraft is a relatively straightforward business, bounded only by the laws of physics. Mapping the trajectory of an id… - Robert Zubrin

The evidence from our orbital images shows that there was liquid water on the surface of Mars for about a billion years of the planet's early history, a span roughly ten times as long as it took for life to appear in the Earth's fossil record after there was liquid water here.

It is clear that for Gore, global warming agitation is not really about climate change at all. Put simply, it's not about weather, it's about power. The movement is everything, the goal is nothing. It's not about curbing CO2 emissions; it's about creating a mob – a mass cult whose legions empower its shamans, and whose systematic anti-human ideology serves as a basis for reorganizing society along totalitarian lines.

Miners operating among the asteroids will be unable to produce most of their necessary supplies locally. There will thus be a need to import food and other necessary goods either from Earth or Mars.