It could be more prominent in the valley because it is very narrow and aftershocks trigger landslides in the mountains, which have already been cut by the earthquake, ... It kicks up dust due to which local people believe there could be some volcanic activity.  -   Shaukat Sultan     Quotes
It could be more prominent in the valley because it is very narrow and aftershocks trigger landslides in the mountains, which have already been cut by the earthquake, ... It kicks up dust due to which local people believe there could be some volcanic activity. Shaukat Sultan
 Mountains