the creek and human pollution 05

07jpg artifacts background bad biological brazil casing civil concrete construction contaminants creek cure defective disaster domestic drain duct effluent environment environmental execution fragrance freshwater green gutter heal highway human impact infrastructure lack landscape margins municipal natural nature odor open outdoor pipe plant pollutant pollutants pollution savor scent sewage sewer sewerage sewers smell snuff storm stream tainted thrown trash treat treatment tube tubing ulcerated untethered untreated urban used viaduct waste wastewater water works