观看免费视频 Olympic National Park: Tides of Change

(272 MB) 添加日期12 May 2016 播放131次 Nature
重置
Zoom out
Zoom in
Olympic National Park: Tides of Change

动画说明：

As the climate changes, many early signs will appear along our ocean shorelines. This twelve minute film takes you to Olympic National Park’s wild Pacific Coast and follows marine ecologist Dr. Steve Fradkin as he studies its rocky intertidal zone.