风是如何产生的？
当空气移动时，就会产生风。温度差异是造成这种情况的原因。暖空气上升，冷空气下降。这就是我们感觉到的凉爽的风。海岸几乎总是有风。 创作者：ZDF/Pur+/Autorenkombinat/Tobias Schönke/Carina Schulz/Jochen Schmidt 文本翻译：alugha 点击这里观看更多视频：https://alugha.com/TerraX
More videos by this producer
Formation of the Baltic Sea
20,000 years ago, the Baltic Sea region was still covered by a glacier. A change in climate caused the glacial ice to melt. The first form of the Baltic Sea emerged: a freshwater lake. Today, despite its connection to the North Sea, it is considered an inland sea. Author: ZDF/Terra X/Nina Zorn/Anna
