aerial view of huinnyeoul culture village with colorful hillside residential area along coastal cliff in busan / south korea - 拋石 個影片檔及 b 捲影像00:11
aerial view of huinnyeoul culture village with colorful hillside residential area along coastal cliff in busan / south korea - 拋石 個影片檔及 b 捲影像00:05
aerial view of huinnyeoul culture village with colorful hillside residential area along coastal cliff in busan / south korea - 拋石 個影片檔及 b 捲影像00:06
aerial view of huinnyeoul culture village with colorful hillside residential area along coastal cliff in busan / south korea - 拋石 個影片檔及 b 捲影像00:06
aerial view of huinnyeoul culture village with colorful hillside residential area along coastal cliff in busan / south korea - 拋石 個影片檔及 b 捲影像00:06
yellow sea, aerial view of coastal windbreak pine forest against cloudy sky / south korea - 拋石 個影片檔及 b 捲影像00:15
ms slo mo burrowing owl standing watch in a boulder alcove / westport, washington - 拋石 個影片檔及 b 捲影像00:29
ms slo mo burrowing owl standing menacingly in a boulder alcove / westport, washington - 拋石 個影片檔及 b 捲影像00:39穴居貓頭鷹
ms slo mo burrowing owl standing watch in a boulder alcove / westport, washington - 拋石 個影片檔及 b 捲影像00:29
ws slo mo burrowing owl stands watch in a boulder alcove / westport, washington - 拋石 個影片檔及 b 捲影像00:38
ws slo mo burrowing owl standing watch in a boulder alcove / westport, washington - 拋石 個影片檔及 b 捲影像00:29
cu slo mo burrowing owl standing watch in a boulder alcove / westport, washington - 拋石 個影片檔及 b 捲影像00:15
problems of conservation: soil - part 19 of 25. shows what soil is and how it is formed - then illustrates the damaging effects of water and wind erosion when ground cover is stripped away. demonstrates with on-the-spot examples how the us conservation se - 拋石 個影片檔及 b 捲影像00:34