Ключевые слова: adversity, alertness, asphalt, avalanche, block, blockage, blocked, boulder, broken, caution, caves, cliff, collapse, damage, danger, debris, demolished, destruction, disaster, earthquake, emergency, environment, fall, hazard, hill, hillside, hindrance, landfall, landslide, mountain, mountains, northern, obstruction, repair, road, rock, rockfall, rocks, route, safety, scenery, slope, slopes, stone, stones, summer, transportation, travel, trip,