Collect information on the most destructive volcanic eruptions and earthquakes on the earth.

Some of the most destructive volcanic eruptions on earth are –

• Mount Pinatubo – Luzon, Philippines – 1991

• Mount St. Helens – Washington state, United States – 1980

• Nevado del Ruiz, Columbia, 1985

• Krakatoa – Sunda Strait, Indonesia – 1883

• Tambora – Indonesia – 1815

Some of the most destructive Earthquakes on earth are –

• 15 August 1950 – Assam-Tibet - Magnitude 8.6

• 1 November 1755 – Lisbon - Magnitude 8.7

• 13 January 1906 – coast of Ecuador - Magnitude 8.8

• 27 February 2010 – off Bio-Bio, Chile - Magnitude 8.8

• 26 January 1700 – North Pacific coast of America -Magnitude 9