Article in Channelnewsasia - link

"Some 100 Budhhist monks led a mass cleansing ritual Tuesday at popular Patong beach on the resort island of Phuket to dispel fears among residents and Asian tourists that restless spirits of tsunami victims are haunting the area.

Reports of ghost sightings have terrorised locals here. "

Actually some of this is also christian belief. In the new testament stories there are many people who fear spirits. Praying to Jesus should help here. I think this is useful relief work after the flood.