Pollution predominates—not surprisingly—in heavily trafficked areas, yet another legacy of Robert Moses. (Courtesy Office of the Mayor)

Almost exactly a month ago, the Bloomberg administration released a study called the “New York City Community Air Survey.” Years in the making, it was heralded as the first comprehensive study of the city’s air quality ever undertaken, with results that are shocking if not obvious. As the map of particulate matter above shows—and as many of us already knew—the city can be a pretty gross place to live and breathe. There are plenty more maps like this, but they all basically come to two conclusions: Where there are cars and oil boilers, there is pollution. However, the wonk in us saw something particularly interesting: Outside of Manhattan—where congestion is a whole other animal (hence hope for congestion pricing)—the pollution tracks pretty heavily along the expressways built by none other than the Power Broker himself. We even built a handy GIF (after the jump!) to illustrate this. There is one notable exception, that big brown spot in the middle of Brooklyn, which is why we’re bringing this up now. Read More