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SOSPETER ENOCK KASANGA (@kasanga)
4 months ago
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Good question. I think it has something to do with the movement of tectonic plates of the Earth against each other.
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4 months ago
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 Tatu mwandu mgubila @tatum
4 months ago
@tatum the main cause is seismic waves that influenced by several sub_causes such a s cosmic collision, volcanic activity,plate tectonic movement, landslides,
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4 months ago
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