 Incorporating this green infrastructure into cities and towns is one way to help keep the water clean. Boston has all kinds of examples around the city, from rain gardens to sidewalks made to let the water through. Now it's just time for Providence to catch up. Thanks for checking it out. That's it for today. For more information or to ask a question about the way your choices affect our planet, go to askpossibly.org or subscribe to us wherever you get your podcasts.