By: Addison Wylie Emptying the Skies finds itself in a scenario where the message is greater than the film its wrapped up in. Douglas and Roger Kass have strewn together interviews and clips from conspicuous raids and tense confrontations to make an eye-opening film chronicling the ever-growing problem of bird poaching in southern Europe.  The kindheartedness and tenacity of CABS (which stands for: Committee Against Bird Slaughter) is seen throughout, and their hearts remain open…