When the snow melted on the Wasatch Mountain, the water made its way through the earth to a depth of 3 kilometers, where it warmed up due to volcanic activity, and then returned to the surface of the earth.
Then the craft's reentry went wrong. The guidance system failed and they had to steer manually, bumping down in a snowy forest 1,600km from the landing site.
In fact, even when there's enough real stuff on the ground, sometimes warm, artificial snow is piled on top of cold real snow for the comfort of the actors.
In northern Maine, along the U.S. border with Canada, there's still plenty of snow on the ground and that gives Hannah Lucas and her sled dogs plenty of opportunity to make deliveries.
We relocated back to our house, five adults and two dogs, and we started harvesting snow because we had also lost water at that point, harvesting snow for toilet water.