Burroughs Mars

Under the listing "Sword and Planet" this is the Mars of Edgar Rice Burroughs' Barsoon series.
It is firmly in the planetary romance category of Mars with breathable air, canals, temperatures above freezing, and a good supply of exotic life forms but slowly dying. The novels are set from 1866 to 1942. 
Both Princess of Mars (2009) and John Carter (2012) are based on this series.
==References==
* GURPS Mars pg 10
Category:Other Planets