civilization colours Dirt dirty dump ecology forest illegal litter mess trash waste waste dump wild wood architecture Bin corner dust Dustbin pipe trashbin urban wall area city environment garbage rubbish scarp scarpheap site box dumping flying graphic icon no notebook notes paper papers sheets sign stationery warning cans chemicals containers corroded disposal environmental hazard hazardous hazardous waste pollutants pollution rust spill toxic toxic waste clean electricity energy junk power windmill can carton pavement street cutout isolated leaking old paint rusted