There are no positive effects of a tsunami. A tsunami does enormous damage to coastal areas, destroying buildings and killing people.
Addenda
Any of the perceived benefits stated would be more than offset.
Clearing those buildings would almost certainly mean loss of life, home and workplace.
The greenhouse emissions produced replacing those factories and buildings would be greater than those the factories produced.
The deaths caused would have no measurable impact on the overall population rate of increase.
I can think of no benefits at all. In fact a tsunami is usually devastating for people
With the letter I anywhere in it? Tsunami.
The tsunami 2004 was bigger
a tsunami
The Earthquake occurred before the tsunami as it is what caused the tsunami.
One tsunami would be the 2004 Indian Ocean tsunami.
its good for beaches
They now know they have to take precautions in that area.
its called a tsunami
"Tsunami" means Japanese harbor wave. That's why they call it tsunami.
Always help each otherDo not Bother.
tsunami
Tsunami!
With the letter I anywhere in it? Tsunami.
The tsunami 2004 was bigger
a tsunami
A tsunami will devastate a place.
A tsunami is a large wave.