Schauberger
The straightening of a watercourse in order to shorten it and steepen the geological gradient results in an even stronger deposition of sediment and even greater flattening of the geological gradient, a widening of the channel, the warming of the water and its even more rapid disappearance.[7] [The Energy Evolution - Harnessing Free Energy from Nature, The Transport of Ore in Double-Spiral-Flow Pipes]

See Also

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Propositions Demonstrating the Relative Properties of Straight and Curved Lines
straighten
straightening
straight jet