Why didn’t they know the tsunami was coming?
Many of the hundreds of people who died when a tsunami struck the Indonesian coast Saturday night were nowhere near shelter. Quite simply, they had no idea it was coming. That’s because despite a history of tsunamis caused by volcanoes and earthquakes, Indonesia has not had an effective early warning system for years.
How did Thailand respond to the 2004 tsunami?
It is widely acknowledged that the Royal Thai Government (RTG) led an effective emergency response to the disaster including a massive forensic operation to identify the bodies of thousands of foreign visitors and Thai citizens. The basic humanitarian needs of the affected communities were addressed within days.
How do we know when and where a tsunami will strike?
One of the signs of a potential tsunami is the occurrence of a very large earthquake that lasts for more than 20 seconds. If an area has been shaken by a very large earthquake, one should be on alert that shorelines located within the radius of the earthquake’s epicentre, may be hit by a tsunami.
Do scientists know when tsunamis will strike?
Like the earthquakes that generate most tsunamis, scientists cannot predict when and where the next tsunami will strike. … To do this, they depend on information about earthquakes and tsunamis collected from seismic and water-level networks from around the world. “Seismic” means relating to earthquakes.
Which country was hit hardest by the 2004 tsunami?
In Sri Lanka, the civilian casualties were second only to those in Indonesia, with approximately 35,000 killed by the tsunami. The eastern shores of Sri Lanka were the hardest hit since it faced the epicentre of the earthquake, while the southwestern shores were hit later, but the death toll was just as severe.
Could the 2004 tsunami happen again?
Large tsunamis have occurred in the United States and will undoubtedly occur again. Significant earthquakes around the Pacific rim have generated tsunamis that struck Hawaii, Alaska, and the U.S. west coast.
How long did it take for Thailand to recover from tsunami?
The results of these efforts are remarkable. Within five years, individuals were back in homes they owned, often on their original land, in communities with new schools and in many cases improved infrastructure.
What are the 4 stages of a tsunami?
A tsunami has four general stages: initiation, split, amplification, and run-up. During initiation, a large set of ocean waves are caused by any large and sudden disturbance of the sea surface, most commonly earthquakes but sometimes also underwater landslides.
How much warning do you have before a tsunami?
Experts believe that a receding ocean may give people as much as five minutes’ warning to evacuate the area. Remember that a tsunami is a series of waves and that the first wave may not be the most dangerous. The danger from a tsunami can last for several hours after the arrival of the first wave.