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Modern wind turbine blades are engineered to —maximiseminimisemaximisedmaximising aerodynamic efficiency while withstanding decades of mechanical stress. Designers taper each blade so that it twists slightly along its length, which helps to —reduceincreasereducedreducing turbulence near the tip. Because taller towers capture steadier wind, manufacturers have —steadilysteadysteadinesssteadier pushed hub heights upward, though transport of longer blades remains —challengingchallengedchallengechallenges.