Ключевые слова: area, black, closed, concept, danger, disaster, emergency, environment, environmental, flash, flood, flooding, floods, global, grunge, hazard, hazardous, heavy, high, illustration, information, isolated, isolation, natural, nature, notice, rain, reflected, reflection, river, road, roadsign, safety, season, sign, stop, street, traffic, triangle, triangular, warming, warn, water, weather, weathered, wet, worn, yellow, zone,