Zambezi the overflow of the Zambezi in the rainy season. The delta of the Zambezi is today about half as broad as it was before the construction of the Kariba and Cahora Bassa dams controlled the seasonal variations in the flow rate of the river. Before the dams were built seasonal flooding of the Zambezi had quite a different impact on the ecosystems of the delta from today as it brought nutritious fresh water down to the Indian Ocean coastal wetlands. The lower Zambezi experienced a small flood surge early in the dry season as rain in the Gwembe catchment and
Watching the River Flow composing protest songs. For Shelton, who noted the promotional photo for "Watching the River Flow" depicting Dylan looking through a camera, the track expressed Dylan's wish just to be an observer, and not a political activist. Author Seth Rogovoy similarly interpreted the song as Dylan's desire to ignore politics and avoid getting involved in people's disputes. The line "[This ol' river] keeps on rollin', though/No matter ... which way the wind does blow" has been heard by writers Peter Vernezze and Carl J. Porter as evidence of Dylan's conviction that "the river of time, the flow of facts, in reality