【TED】Tshering Tobgay:保護世界 "第三極 "的緊急呼籲（An urgent call to protect the world's "Third Pole" | Tshering Tobgay）。 (【TED】Tshering Tobgay: An urgent call to protect the world's "Third Pole" (An urgent call to protect the world's "Third Pole" | Tshering Tobgay))