The earthquake and tsunami that happened last week on Sulawesi in Indonesia has been more devastating than anyone expected. The number of deaths in and around Palu has topped 1,400 and aid has been slow to reach the survivors due to the damage to infrastructure in the area. It is still unclear exactly what triggered the tsunami that followed the M7.5 earthquake — there is speculation it was an undersea landslide that followed the temblor. What is known is that this earthquake ruptured a lon