To keep everybody breathing and alive
humans, plants, and animals needs fresh air
The physical needs are food ,water,sleep or rest,fresh air and exercise.
yes it needs fresh air
yes because he/she needs fresh air.
Because Antarctica needs fresh water too!
Of humans? Water, food, fresh air and shelter from extremes of temperature.
Its breath of fresh air.
Anyone needs atleast 1 hour a day outside. If more hours a day, your body will be healthy and happy.
If your house is of very tight construction and if you don't open the door very often then the fresh air mode is a good idea. It brings in some fresh air. Any closed space needs some continual fresh air supply.The down side. It does bring in some warm air. It will cost you slightly more and take slightly longer to cool a given space. If you feel that your space gets enough fresh air from other sources, then the fresh air mode is not necessary.Regards.If your house is of very tight construction and if you don't open the door very often then the fresh air mode is a good idea. It brings in some fresh air. Any closed space needs some continual fresh air supply.The down side. It does bring in some warm air. It will cost you slightly more and take slightly longer to cool a given space. If you feel that your space gets enough fresh air from other sources, then the fresh air mode is not necessary.Regards.
Fresh air
Food, water, shelter, attention, love, and fresh air once in a while...
Probably not! Every butterfly needs fresh air, flowers, host plants, and a mate.