2017 NYC waste characterization study: https://dsny.cityofnewyork.us/wp-content/uploads/2018/04/2017-Waste-Characterization-Study.pdf
CheckSammy.com: https://checksammy.com/
Common Ground Compost website: https://www.qwant.com/?q=common+ground+compost&client=ext-chrome-sb&t=web
