How would we build a colony on Mars?

Mars is a world similar in a lot of ways to our own. That doesn't mean there aren't a multitude of hurdles to overcome if we were ever to consider settling there. Thanks to Rafa for collaborating with this video! Find Astrum Spanish here: https://bit.ly/2KmkssR Astrum merch now available! https://teespring.com/stores/astrum-spaceSUBSCRIBE for more videos about our other planets.Subscribe! http://goo.gl/WX4iMNFacebook! http://goo.gl/uaOlWWTwitter! http://goo.gl/VCfejsAstrum Hindi: https://bit.ly/2OawGpxAstrum Spanish: https://bit.ly/2KmkssRAstrum Portuguese: https://www.youtube.com/channel/UChn_-OwvV63mr1yeUGvH-BQDonate! Patreon: http://goo.gl/GGA5xTEthereum Wallet: 0x5F8cf793962ae8Df4Cba017E7A6159a104744038Become a Patron today and support my channel! Donate link above. I can't do it without you. Thanks to those who have supported so far!Image Credits: NASA/ESA/HASSELL/EOC/SpaceXMusic Credits: Andrew Odd - Leaving Huma Huma - Nevada City Chasms - Wandering Gaze Scott Buckley - Ashes of a Fallen Year