The Lower Austria/Vienna mountain rescue service carried out 60 operations in July alone, around a third more than during the same month last year, according to ORF. Karl Weber, head of the Lower Austria/Vienna mountain rescue service, pointed to inadequate preparation as one factor. READ ALSO: What risks Austria’s mountain rescue says hikers and skiers often underestimateCirculatory problems, exhaustion and dehydration can become emergencies in high temperatures. If an emergency does happen, Austria's alpine rescue number is 140. AdvertisementThe Austrian Alpine Club also provides safety advice and training material for hiking, climbing, mountain biking and other alpine activities.