Assertion: volcanic eruption's impact | /r/Causes | increase
Facets:
value: in permeability
type: OTHER
Source sentences:
text: Although the Deccan Traps began erupting well before the impact, argon-argon dating suggests that the impact may have caused an increase in permeability that allowed magma to reach the surface and produced the most voluminous flows, accounting for around 70% of the volume.