Faulty suburban parking assumptions not holding up at new East Harlem mall

A wild overestimation of parking demand at a mall in Manhattan has led to wasted space, reduced pedestrian accessibility, and undermining long term planning goals. Because no big box stores had been built in such a dense urban area, developers relied on data from similar developments in more suburban locations. Assuming 67 to 68 percent of shoppers would arrive by car, the mall built vastly more parking than was needed to accommodate customers.

Off-street parking access linked to higher VMT

When it comes to parking in new residential developments, planners often face stakeholders with two opposing positions. Some want land-use authorities to require lots of off-street parking in order to avoid over-demand for street spots. Others complain that all that off-street parking will just induce more traffic; if authorities require anything, they should set parking maximums, not minimums. A new study by Rachel Weinberger of the University of Pennsylvania provides evidence for the latter view.

Glass roads?

“There’s 25,000 square miles of road surfaces, parking lots and driveways in the lower 48 states. If we covered that with solar panels with just 15 percent efficiency, we’d produce three times more electricity than …