How do you measure the height of a bridge when alone in the backcountry? Uncle Jacko explains how nature provides what we need for mathematics and how according to one calculation, 1.4 kg of chocolate might just be an acceptable amount during a long tramp.
Are you heading beyond the bushline? In Aotearoa New Zealand, the 'death zone' occurs at the subalpine zone around 1200 and 1500 metres and poses many dangers. Johnny Mulheron, FMC Backcountry Accident Columnist, shares what you need to know, and practice, to travel competently at this altitude.