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Mid-ocean ridge
A mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. This uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the ... > more -
Preparations for Hurricane Katrina
This article covers the details of the Preparations for Hurricane Katrina, a major category 5 hurricane that devastated parts of Louisiana, Mississippi, and Alabama. By August 26 2005, the ... > more -
Meteorological history of Hurricane Katrina
The meteorological history of Hurricane Katrina, an extremely destructive hurricane which was Category 5 at its peak, starts from its formation over the southeastern Bahamas as Tropical Depression ... > more -
Effect of Hurricane Katrina on Mississippi
The Gulf Coast of Mississippi suffered massive damage from the impact of Hurricane Katrina on August 29, 2005, leaving 236 people dead, 67 missing, and an estimated $125 Billion in ... > more -
Underwater explosion
An underwater explosion, also known as an UNDEX, is an explosion beneath the surface of water. The type of explosion may be chemical or nuclear. They are categorised in accordance with their depth ... > more -
Saffir-Simpson Hurricane Scale
The Saffir-Simpson Hurricane Scale is a scale classifying most Western Hemisphere tropical cyclones that exceed the levels of "tropical depression" and "tropical storm" and thereby become ... > more -
Igneous rock
Igneous rocks are formed when molten rock (magma) cools and solidifies, with or without crystallization, either below the surface as intrusive (plutonic) rocks or on the surface as extrusive ... > more -
Hotspot (geology)
In geology, a hotspot is a location on the Earth's surface that has experienced active volcanism for a long period of time. Hotspots were thought to be caused by a narrow stream of hot mantle ... > more -
Rogue wave (oceanography)
Rogue waves, also known as freak waves, are relatively large and spontaneous ocean surface waves which can sink even large ships and ocean liners. In oceanography, they are more concisely defined as ... > more
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