MSNBC - Greenhouse effect could make Mars livable: "Some think earthlings have no right to mess with the climate of another planet. Others see Mars as a refuge for people who might need to flee this world as conditions deteriorate. Another argument holds that Mars was likely warmer and wetter in its distant past, and it might have harbored life, so bringing it back to a previous state makes sense."
Start saving your pennies, kiddies!
Start saving your pennies, kiddies!
