Ключевые слова: bad weather, bitter cold, city, cleaning, climb, cold, danger, descent, down, fall, flight of stairs, frost, ice, inconvenience, large, level, maintenance, moscow, move, movement, outdoors, pedestrian, place, precipitation, problem, risk, russia, services, slip, slippery, snow, snow cover, snow drifts, snowdrift, snowfall, snowing, staircase, stairs, steps, street, temperature, traumatic, up, utilities, white, winter, winter season, winter time,