Muddying the waters
Although channels that look like river-beds dissect the Martian terrain, the evidence that water ever existed on the surface, let alone flowed in rivers, is scant. But there is a new bit of evidence for water in Mars past. The chann ...
Advantages: Offers variation in a subject which can sometimes be tedious Disadvantages: The two departments involved don't communicate very well
First of all, I'll note that I won't go through the specific subject choices that are available to you as this will most likely have changed by the time I post this review (it changed from term to term while I was there), and up to date information regard ...