man stands by the water and points to the polluted green water of the pond. terrace by the lake with cyanobacteria. swimming is im

aqua background bank beach bird board bubbles catastrophic close closeup cyanobacteria dirty fertilization finger green hand lake latifolia legs man methane mud non outdoor pattern plank points polluted pond pool reeds reflection river sea seagulls shore shoreline show stain stands surface swamp swimmer swimming terrace texture timber touching track typha unhygienic view viewpoint water wood