How can we live On Mars?
To kick-start the test, lets use the following link and have a look at the contents:
http://www.universetoday.com/111462/how-can-we-live-on-mars
Just by looking at its bag of words (864 unique words) and skimming through the contents, it sounds like an interesting article.
It discusses - objectively - reasons to go and reasons not to go to Mars. It provides some facts about the red planet, discusses the scientific obstacles, and offers possible solutions for that challenge. Apart from the article itself, there are comments from other people sharing their point of view on this. For example, PHILW1776 suggests the following:
Short Term...
Bring hydrogen. React with CO2 to produce methane CH4 to power rockets and land vehicles ...
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