Once in a long while, when the sun sits at just the right angle and ice crystals form in just the right shape high in wispy cirrus clouds, a sundog - a bright arc of reflected light suddenly shows up on one or both sides of the sun. Since ancient times, drought weary farmers have celebrated sundogs, knowing their appearance usually means rain or snow is on its way. Sundog Solar, Alberta's first 100% North American-made ag solar product specialist, likewise signals a change