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||Used when following maps with a compass or GPS, declination is the difference between true North and magnetic North.
||A tent that has been designed with some sort of geodesic design, taking advantage of the structural strength and volume. Basically this means the tent will look something like the Epcot Center.
||An extra collar of insulation positioned at the top of a sleeping bag that prevents cold breezes from travelling down into the bag.
||An elongated hill or ridge of glacial drift.
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