Ключевые слова: aid, alley, assistance, atmosphere, blanket, care, city, cold, community, compassion, contrast, drone, electronic, emergency, equipment, flight, help, homeless, humanity, innovation, issue, life, light, modern, night, nighttime, outdoor, person, poverty, quiet, remote, rescue, sad, scene, setting, shelter, snow, social, solitude, street, support, surveillance, survival, technology, urban, warmth, winter,