NATURAL AND MAN MADE DISASTERS
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Published on: Mar 3, 2016
Transcripts - NATURAL AND MAN MADE DISASTERS
List of top 10 natural disasters
4. Volcanic Eruption
It is the result of a sudden release of
energy from the earth’s crust that creates
They are measured using seismographs.
.The Valdivia earthquake also known as
the great Chilean earthquake is the
biggest earthquake ever recorded. It hit
Chile on May 22, 1960 death toll of
A tornado is a violently rotating column of
air that is touching both the ground and a
Tornado conditions are caused when
different temperatures and humidity meet
to form thunder clouds
“Twisters” can attain speeds up to 100
miles an hour
The biggest tornado recorded was the
Hallam, Nebraska tornado on May 22,
2004. It was around 2.5 miles big and had
a death toll of around 160.
The deadliest tornado recorded occurred
in Daultipur and Salturia, Bangladesh on
April 26th, 1989. 1300 recorded dead and
A volcano is an opening in a planet’s
surface which allows hot magma to
escape from below the surface.
Study of volcano’s is called Volcanology
The biggest volcanic eruption was Mount
Tambora on April 10, 1815, it heard
over 2000 km away and had a death toll of
around 71,000. Due to the explosion 1816
became known as “The Year Without
The largest volcano known to humans is
Olympus Mons on Mars. Olympus Mons
means Mount Olympus and is bigger than
Tsunami means harbor wave and is
caused by the a large body of water
normally an ocean or a large lake.
The biggest tsunami ever happened at
Lituya Bay, Alaska on July 9, 1958. The
megatsunami was around 150 meters tall.
The tsunami caused by 2004 Indian Ocean
earthquake, is the 6th deadliest Natural
disaster in recorded history with a death
toll of 230,210 – 280,000.
Floods are caused when water overflows
from a water body.
One of the biggest floods in the world is
probably the Yellow river in China 1887
which killed between around 900,000.
A wildfire is any uncontrolled fire in the
countryside or wilderness.
Other names for a wildfire are brush fire,
bushfire, forest fire, desert fire, grass fire,
hill fire, peat fire, vegetation fire, and
One of the largest wildfire is the 1910
A drought is a long period of time in which a
certain region receives a shortage of water
Lasting three years from 1958 to 1961, the
Great Chinese Famine is the worst on record,
15 to 43 million were killed as a result
USA has been hit by a huge drought in 2012
decreasing corn income by 12%
An avalanche is a sudden and drastic drop
The biggest avalanche happened on Mt.
Huascaran killing 20,000
A landslide or a landslip is a movement in
the ground and a shallow flow of debris.
The largest landslide in history happened
because of Mount St. Helens. 3km of rock
Unusual Natural Disasters
List of few man made
• The nuclear bombing
• Oil spill
The atomic bombing
The first two atomic bomb were used by the
USA to end the war against Japan in 1945.
The first one was called Little Boy and dropped
by a flight called Enola Gay on Hiroshima with
a death toll of around 166,000 on 6 August
The second was named The fat man and wad
dropped by a plane called Bockscar on
Nagasaki with a death toll of around 80,000 on
9 August 1945.
If Japan did not surrender the USA planned too
continue dropping atomic bombs until they
9/11 is the big act of terrorism on US
On September 11th, 2001, 4 flights were hi-
jacked 2 of them hit the twin towers in
New York and third flight hit pentagon, in
Washington DC killing 2000
4th flight, passengers attacked the hi-
jackers and crashed the flight down.
4th flight was believed to have a target of
White house or the Capitol.
Deepwater Horizon oil spill
The oil spill flowed for 3 months without
About 780,000m3 oil is estimated to have
17 people were killed in the explosion
that released the oil.