大堡礁(英文：TheGreatBarrierReef)，是世界最大最长的珊瑚礁群，位于南半球，它纵贯于澳洲的东北沿海，北从托雷斯海峡，南到南回归线以南，绵延伸展共有2011公里，最宽处161公里。有2900个大小珊瑚礁岛，自然景观非常特殊。大堡礁的南端…

　　本集地平线节目中，自然学家David Attenborough带领我们探究地球是否正走向人口危机。

David Attenborough再次联合BBC推出全新纪录片，由《行星地球》团队倾力打造，全方位展现动物在觅食过程中的戏剧性一刻，并首次披露南美水濑，座头鲸的猎食行为，更借用了电影、戏剧中的片段，力求给观众一个具有说服力的印象。摄制组的…

The island of New Guinea in the Pacific Ocean sits on the equator, where immediately next to a richly-colored coral reef, a sharp underwater cliff drops 1,000 meters. A long-awaited exploration into the little-known dept…

Luminous beings, creatures with their own internal light, enchant and astonish us. Anyone who has seen a firefly or a glow-worm cannot help but fall under their spell. The sea at night sparkles as millions of luminous pl…