Ключевые слова: agricultural field, agriculture, built structure, canal, crossing, culvert, ditch, drain, drainage, duct, engineering, environment, excess, flowing, forest, good, image, industry, inlet, land, leaking, liquid, material, nature, old, pipeline, plastic, pollution, problem with, protection, rain, river, riverbed, road, roadside, rough, sewage, sewer, social issues, splashing, technology, travel, trench coat, tube, tunnel, underground, water, watercourse,