Original sentence: Glamis is the closest community to the new Mesquite Regional Landfill, a waste-by-rail landfill being constructed for municipal trash primarily originating at the Puente Hills Intermodal Facility in Los Angeles County, and the Mesquite Mine, a gold mine
Edited sentence: Glamis is the closest community to the new Mesquite Regional Landfill, a waste-by-rail landfill being constructed for municipal trash primarily originating at the Puente Hills Intermodal Facility in Los Angeles County, the Mesquite Mine, a gold mine, and the heavy volume of trash of a whiter nature that comes from Glamis