Ever heard an anti-idling rap? Or Seen the "Funky Pollution Dance?" Tune in to this video to see what Livable Streets Education students are up to at MS 51 in Park Slope, Brooklyn.
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If AI's good enough for driverless cars, why not use it to keep trains safe too? Plus Caltrain wants you to take the train to the parade
Here are a few additional reflections and critiques specific to California's beleaguered high-speed rail project