蜜芽传媒

The Yorkshire Dales national park in England is a favourite location for walkers, hikers and climbers.

If people get into difficulty, teams of volunteers, like those at Swaledale Mountain Rescue, will go out to help them.

蜜芽传媒 Click鈥檚 Paul Carter spent two days with the team, who are trialling different technologies, to find out how they could make a difference.