John Hennessy III,
P.E.
When Janette Sadik-Khan was hired as chief transportation official for New York City in 2007, she took a page out of Denmark’s playbook and created America’s first parking-protected bike lane, right in the middle of downtown Manhattan.
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In our latest Vox+ProPublica collaboration, we dive into how a structure that’s designed to protect us from floods, may actually be making them worse. High levees come at a high cost, often pushing water into communities that can’t afford the same protection. To demonstrate, we built a giant, scientific model of a river with levees — complete with adorable tiny houses.
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Electricity is incredibly difficult to store, so grid operators have to generate it at the exact moment it is demanded. In order to do this, they create incredibly accurate models of the total electric loads, that is how much energy will be consumed on a given day. But as utilities started to produce more energy from renewable sources like solar, the models started to shift as well.
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Some cities in Europe are undergoing a fascinating transformation: they’re getting rid of all of their road signs. That’s thanks to a design concept called “shared space,” where urban planners drastically lessen the presence of traffic lights, signs, and barriers, encouraging all forms of transportation to share the road. There’s evidence that drivers often totally ignore road signs, so the heightened risk forces commuters to remain on high alert as they pass through an intersection, in theory leading to safer travel. But by stripping cities of their traditional traffic control systems, they leave disabled residents in the dark — and that’s sparked a powerful debate of how to balance ease of movement with all residents’ needs.
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Hidden parking rules hurt our cities. Will Chilton and Paul Mackie of Mobility Lab explain.
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Starting in the late 20th century, modern streetcar proposals started rippling across municipalities in the United States. They’re touted as infrastructure carrying benefits ranging from the social to economic and the environmental. But these projects often make appearances in the news as costly, blunder-filled experiments in public policy. Cities are willing to bet big on […]
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