John Seach, Volcano Live

 Effects of Volcanoes on Human Health - John Seach

Volcanoes can injure people in a variety of ways.
During the past 100 years, volcanic eruptions have been less destructive than winds, floods, and earthquakes.
Volcanoes are the most destructive force on earth, but fortunately the largest eruptions are not common.


  • Mechanical Effects   Lahars, avalanches, ballistic ejecta, tephra falls, earthquakes. 
  • Chemical

    • Gases and aerosols.
    Sulfur dioxide, hydrogen chloride, hydrogen fluoride, hydrogen sulfide, hydrochloric acid, sulfuric acid, ammonium sulfate.
  • Electrical

    • Lightning.
  • Ionising Radiation

    • Radon gas.
  • Asphyxiation

    • Carbon dioxide, pyroclastic flows and surges.
  • Thermal

    • Pyroclastic flows and surges, ballistic ejecta, lava flows.

 

Volcanoes and human health
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