========== Could we live on Mars? What happens when the
human population outpaces the resourcesof our planet? Many people wonder if
moving humankind to another planet ispossible.Scientists agree that of all the other
planets in the solar systemMars would be the most habitable but
that's not saying much. If the goal is to create aself-sustaining Martian world, life will
be difficult and dangerous.Mars has some similarities to Earth. Its axial tilt is about the same, so Marsexperiences similar seasons. However, its
orbital eccentricity is much larger, so thelength of the seasons varies, and a year
lasts almost twice as long as on Earth.The length of a day is about the same. The desert terrain is similar to someregions on Earth. However despite these
similarities Mars i...