The air in Armenia is fresh and cold.
they don't need fresh air
Most likely this is the "Fresh Air Intake" door malfunctioning; rear AC's normally do not have the ability to draw fresh air, and normal AC system have fresh air intake that draws hot air from outside.
Because of the fresh cold air. Cities have a lot of pollution so the air there is not as fresh.
air that is not fresh contains chemicals which are harmful to your lungs and other organs.
Clean, pure, fresh and cold.
Yes. Because they think the cold air bugs them.
they need fresh air to make colloraphyll, which is part of their process of living. if they do not have air, than they can not make natural sugar either.
fresh air
More fresh air mixed with the gas. Better performance.
The simple solution is to set your heater to recirculate so no new fresh air comes in. If it is coming in through the doors and such you may need to replace the seals.
fresh air is so important because you need to breath fresh air not all this musty discusting air or your lungs will be all clogged up and you could get sick and die