Quote Originally Posted by screwtype
Basically, as I recall, every turn represents two years of time but characters will only age one year every two turns - so basically they live four times longer than they ought to.

Yes, it's anomalous, but the idea is that since turns aren't numbered by years, you won't notice it.
When it comes to the point that CA hides a crucial part of the gameplay so that we won't notice the flaws in the new system, something has gone very badly wrong...