Legendary oceanographer Sylvia Earle and a cast of pioneering marine scientists tell the story of the incredible work being undertaken across the planet to protect the fragile ecosystem of our oceans. Perpetual Planet: Heroes of the Oceans is a showcase of the wonder of the sea, of the living laboratory we all live in and of the vital science being carried out beneath the waves...。2005年索菲亚国际电影节回顾单元评选的“保加利亚影史十部最伟大影片”之一。 A large balloon suddenly appears above villages and fields and grabs the attention of the peasants. They start liking the sudden guest from nowhere for the beauty of the free existence. A policeman comes and the dreams of freedom vanish. A barrage balloon appears unexpectedly over a Bulgarian village. The startled villagers decide to knock...。