Giant waves that destroy everything in their path. How do they come about? What explains their power and where do they cause the most damage and victims?
To find out, we take a look at Indonesia, where one of the most powerful known tsunamis hit just off of Sumatra in 2004. In 2011 another tsunami destroyed the coast of Japan, reaching several kilometres inland and threatening two nuclear power plants. Today, scientists know a lot about these two forces of nature, however, some questions remain unanswered.
Over the past 10 years, mudslides have claimed over 50,000 lives. How can they be predicted and avoided?More info
Each year, almost 50 volcanic eruptions shake the surface of the earth. Volcanoes have shaped the surface of the planet. and they have the potential to take us into a new geological era.More info