Oregonian: Combine river, wind, eco-friendliness and smooth sailing across the Columbia River and what do you have? A new Interstate 5 bridge with wind turbines generating electricity. You read that right: The latest bridge design features vertically spinning turbines that would generate an unknown amount of juice while proclaiming loudly that the Portland-Vancouver area is the sustainability center of the world. Or so says the Florida firm that did the design, now winning the affections …