The cause would have to be that there are so many changing trends in a countries economy.
A tsunami or tidal wave, also known as a seismic sea wave, is a series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean or a large lake.
Through human adaption and technological innovation
Greenwich, London which is located in England is the city that is the farthest from the Prime Meridian.
Happy Studying! ^=^