 the Port of Providence, it's almost impossible to ignore as a problem. Activism has prodded officials here, along with Brown University, to conduct two air quality tests. It spurred agencies to count truck traffic and hold community meetings. They also rejected the expansion of a liquid petroleum gas facility. The Rhode Island Attorney General has gone after a port-based metal recycler for environmental violations. And a new phone app called Smell the City lets neighbors report noxious odors.