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100
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Title
Author
Hits
Earthquake
Written by Julie
1859
Thunderstorms
Written by Julie
1925
Hurricanes
Written by Julie
1835
Tornadoes
Written by Julie
1815
Matter
Written by Julie
1768
Tsunami
Written by Julie
1831
Atomic Theory
Written by Julie
1981
Floods
Written by Julie
1748
Fire
Written by Julie
1766
Energy: Powering the World
Written by Julie
1738
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