The Unnatural Economy - Part 3: Dragging the Past: From Sharkskin to Supersonic Efficiency19 July 2020·1109 words·6 minsSystems and Innovation Biomimicry Marine Efficiency Drag Sustainability Design and Innovation Sustainability Systems ThinkingBiomimetic solutions from marine life—sharks, whales, and fish—offer counterintuitive efficiencies in drag reduction and propulsion.