The river bends. This is called a meander., The outside of the meander is eroded more and more., The neck gets narrower and narrower., During a time of flood the river cuts across the neck., Deposition occurs along the old channel., The loop is sealed off and an oxbow lake forms..

Formation of an oxbow lake

由
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？