East and Southeast Asia · Disaster

Tambora eruption and regional disaster

1815-1816 CE · Sumbawa and wider monsoon world

Tambora's April 1815 eruption destroyed nearby settlements, caused pyroclastic flows and tsunamis, and contributed to crop failure, disease and climatic disruption far beyond Sumbawa.

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AI-generated evidence-guided visualization related to Tambora eruption and regional disaster, 1815-1816 CE. — AI-generated visualization based on the cited record and period context. It is not documentary evidence or an authenticated reconstruction of a single event.

How the setting appeared

Ash-darkened coasts, damaged villages, stripped slopes and disrupted fields surrounded the newly formed caldera.

Agent citation CIT-USGS-TAMBORACIT-ESA-SMITHSONIAN-TAMBORA Setting and material context · 2 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

How people lived

Survivors faced injury, hunger, disease, displacement and the collapse of local food and exchange systems.

Agent citation CIT-USGS-TAMBORACIT-ESA-SMITHSONIAN-TAMBORA Lifeways and community · 2 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

How people worked

Rescue, burial, food procurement, migration and rebuilding replaced ordinary farming, fishing and trade for many communities.

Agent citation CIT-USGS-TAMBORACIT-ESA-SMITHSONIAN-TAMBORA Work, tools and exchange · 2 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

Belief, ritual and worship

The cited volcanological sources do not establish survivors' religious interpretations, so this record does not assign a shared religious response.

Agent citation CIT-USGS-TAMBORACIT-ESA-SMITHSONIAN-TAMBORA Belief, ritual and evidence limits · 2 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

World-atlas stage: Industrial and colonial age
Region: Southeast Asia · Sumbawa and wider monsoon world
Languages and scripts: Sumbawa languages; Malay; Languages of neighboring islands
Important people: Tambora-region survivors; Sailors and observers who recorded the eruption
Events and changes: Major explosions of April 1815; Pyroclastic flows and tsunamis; 1816 climatic and food crises
Evidence confidence: High for eruption scale and major hazards; medium for demographic totals and the distribution of indirect deaths.

Agent citation CIT-USGS-TAMBORACIT-ESA-SMITHSONIAN-TAMBORA Dates, place, language, people, events and confidence · 2 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

Historical geography

A dated anchor, not an exact border

The local map uses modern coastlines only for orientation. The marker identifies this record's geographic anchor, not the full reach of a community or polity.

Map geometry loads only when requested. Modern outlines are orientation only; historical geography and identities changed through time.

Agent citation CIT-USGS-TAMBORACIT-ESA-SMITHSONIAN-TAMBORA Historical-geography anchor and stated limits · 2 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

Evidence register

Guides used for this record

Each registered source ID is paired with its institutional URL for independent checking. Source count is transparent, and duplicate URLs count only once.

CIT-USGS-TAMBORA

Volcano Watch: Infamous Mount Tambora Is Rumbling Again

https://www.usgs.gov/observatories/hvo/news/volcano-watch-infamous-mount-tambora-rumbling-again

U.S. Geological Survey

CIT-ESA-SMITHSONIAN-TAMBORA

Tambora volcano profile

https://volcano.si.edu/volcano.cfm?vn=264040&vtab=Weekly

Smithsonian Institution Global Volcanism Program

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