{
  "id": "disaster/volcano-eruption-run-uphill",
  "signature": "AI advises running uphill away from a volcanic eruption to escape pyroclastic flow",
  "signature_zh": "AI 建议火山喷发时向山上跑以逃离火山碎屑流",
  "regex": "volcanic.*eruption.*run.*uphill|escape.*pyroclastic.*flow",
  "domain": "disaster",
  "category": "life_threatening",
  "subcategory": null,
  "root_cause": "Pyroclastic flows move at speeds exceeding 100 km/h and follow topography, flowing downhill and into valleys; running uphill may lead into the flow's path if the vent is above, and human speed cannot outrun the flow.",
  "root_cause_type": "generic",
  "root_cause_zh": "火山碎屑流速度超过100公里/小时，沿地形向下流动并进入山谷；如果火山口在上方，向山上跑可能进入碎屑流路径，且人类速度无法逃脱。",
  "versions": [
    {
      "version": "volcano-monitoring-v3.0",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "hazard-map-2023",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "Pyroclastic flows can surge over ridges and travel far from the vent; running without knowing the flow's path often leads into its path.",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Pyroclastic flows can bury structures under meters of hot ash and rock, causing entrapment and asphyxiation.",
      "fail_rate": 0.85,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "The flow's heat (up to 1000°C) and gas will overcome any shelter; rocks offer no protection from the blast and heat.",
      "fail_rate": 0.95,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Evacuate perpendicular to the flow path (sideways) and seek high ground outside the expected flow channel. Use official hazard maps to know safe zones.",
      "success_rate": 0.8,
      "how": "Evacuate perpendicular to the flow path (sideways) and seek high ground outside the expected flow channel. Use official hazard maps to know safe zones.",
      "condition": "",
      "sources": []
    },
    {
      "action": "If no evacuation is possible, shelter in a sturdy building on the upper floors, away from windows and doors, and cover yourself with thick blankets or a wet cloth to protect from heat and ash.",
      "success_rate": 0.6,
      "how": "If no evacuation is possible, shelter in a sturdy building on the upper floors, away from windows and doors, and cover yourself with thick blankets or a wet cloth to protect from heat and ash.",
      "condition": "",
      "sources": []
    },
    {
      "action": "After the flow passes, do not leave shelter immediately; wait for official all-clear as secondary flows and ashfall can occur.",
      "success_rate": 0.75,
      "how": "After the flow passes, do not leave shelter immediately; wait for official all-clear as secondary flows and ashfall can occur.",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "垂直于流动路径（侧向）撤离，并前往预期流动通道外的高地。使用官方危险地图了解安全区域。",
    "如果无法撤离，在坚固建筑的上层避难，远离门窗，用厚毯子或湿布遮盖以保护免受热和灰烬伤害。",
    "碎屑流过后，不要立即离开避难所；等待官方解除警报，因为可能发生二次流动和火山灰沉降。"
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://www.usgs.gov/programs/VHP/volcanic-hazards",
  "official_doc_section": null,
  "error_code": null,
  "verification_tier": "ai_generated",
  "confidence": 0.85,
  "fix_success_rate": 0.88,
  "resolvable": "true",
  "first_seen": "2023-08-22",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}