Subduction volcanism is the biggest threat to people in terms of both the number of eruptions observed and their occurrence near populated areas.
एकतर या ठिकाणी ज्वालामुखीच्या उद्रेकांचे निरीक्षण केले जाते आणि दाट लोकवस्ती असलेल्या ठिकाणी हे उद्रेक घडून येतात.