We examine how a tsunami is formed in this video.Earthquakes, rockfalls, volcanic eruptions and even meteorites impacting the ocean can trigger a tsunami. While this mass of displaced water is often harmless in the open ocean, as it approaches land and the sea floor shallows, the water piles up into giant waves which can travel enormous distances and cause a huge amount of destruction.
Get the latest headlines: http://www.telegraph.co.uk/
Subscribe: http://www.youtube.com/subscription_center?add_user=telegraphtv
Like us on Facebook: http://www.facebook.com/telegraph.co.uk
Follow us on Twitter: https://twitter.com/telegraph
Follow us on Google+ https://plus.google.com/102891355072777008500/
Telegraph.co.uk and YouTube.com/TelegraphTV are websites of The Daily Telegraph, the UK’s best-selling quality daily newspaper providing news and analysis on UK and world events, business, sport, lifestyle and culture.
source