it's better for the environment — and saves money — as bethany bell reports from south tyrol. of the snow on the ski slopes here is natural. many resorts in the alps depend on artificial snow. the snow conditions are great today and the slope behind me is also used for world cup races. but skiing is a sport which takes a toll on the environment, making artificial snow uses up a lot of water and a lot of electricity, which means big energy bills. but skiing is also crucial to the local economy and this resort here has figured out a way of reducing the use of snow guns and cutting energy costs. this man came up with the idea to cover the entire resort with artificial snow very early in the season,in artificial snow very early in the season, in november, when the temperatures plunged to minus ten degrees. that way the snow lasts much longer, half a season or more. the snow‘s regularly spread around to ensure it doesn't melt, a process known as snow grooming. with the grooming machine we saved about 20% of the gasoline, that means 20% less working hours on the machines. with the s