14 Aspopulationsgrow,sodoeswaste.AccordingtotheEPA,254milliontonsofmunicipalsolid waste,whichincludesitemslikefoodscraps,productpackaging,furniture,clothingandyard waste,wasgeneratedintheUnitedStatesin2013.Assuch,researchershavebeenlookingfor waystoturnthiswasteintoausableproduct. InapaperauthoredbyresearchersfromIdahoNationalLaboratoryandLawrenceBerkeley NationalLaboratoryandSandiaNationalLaboratoriesinCalifornia,researcherslookedinto thefeasibilityandscalabilityofrecoveringvaluablenon-recyclablepaperandgrassclippings productsfromlandfillsandusingthemintheproductionofbiofuels.Thestudyfoundthat non-recyclablepaperhasapromisingfutureofbeingusedincombinationwithtraditional biofuelcrops,suchascornstover,tolowertheoverallcostofbiofuelproduction. Pictured:ChenLinLi,oneoftheauthorsofthisresearchpaper.