By Adam Bloodworth Ski touring is a hugely popular activity in Austria, but one not widely embraced by the British skier. Understandable really, as with access to white mountains generally limited to a mere weeks’ holiday per year, most Brits prefer to stick to straight downhill skiing. As such, it’s a sport not particularly well understood and with a reputation for being physically demanding. I wanted to find out if this reputation was deserved – by testing it out with my 12-year-old daughter. Ski touring is basically walking up the mountain on skis, ideally in beautiful off piste or backcoun…