Do all ski resorts make fake snow?

Answer 1

No, some places are not allowed for environmental or even religious reasons where ski resorts might be on an Indian Reservation, or where there is just not enough money, water or need?

Answer 2

Not all ski resorts make fake snow, but many of them do use snowmaking machines to supplement natural snowfall. The ability to make snow is particularly important for resorts in areas with unreliable snowfall or milder temperatures.

Answer 3

Below -5°C.