Media playback is unsupported on your device

How to put a human on Mars: Exploring Mars

22 July 2013 Last updated at 15:47 BST

Prof Mark Sephton, a geologist at Imperial College London, explains why he believes humans could achieve more than robots on the surface of the Red Planet.

He heads out to a Leicestershire Quarry to illustrate what opportunities a human expedition to Mars could offer.

Thanks to Dave Gazzard and Midland Quarry Products (Hanson UK) for their help with the making of this film

Video Journalist: Neil Bowdler. Music: Spiro.

Most watched

BBC © 2014 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.