stagnant rainwater on ground turns into wastewater.ai generated

leaf nature water reflection autumn flower sunlight yellow winter plant tree branch frost ice snow freezing morning wildlife stagnant rainwater ground turns wastewater generated pooling drainage decomposing type runoff contamination pollution overflow accumulation residue muck leachate sludge environment decay organic sewage exposure filtration effluent seepage buildup deterioration wetland hazard moisture sediment ai generative