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Geophysicist Jian Lin of Woods Hole Oceanographic Institution studied the earthquake site that triggered 2004’s Indian Ocean tsunami. New tools to map seafloor earthquakes—like this robotic Autonomous Benthic Explorer—enhance our understanding of catastrophic events, such as the tsunami.
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Seafloor Earthquakes Study

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Forams are tiny single-celled organisms.
Slideshow

Foraminifera

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Intense volcanic CO2 vents in Ili Ili Bua Bua, Normanby Island, Papua New Guinea.
Slideshow

Will Coral Reefs Survive Acidification?

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An aerial view of the Hawaii's shore with lava flowing into the ocean from Kilauea volcano.
Article

Island Ecosystem Transformation via Lava

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Screenshot from video tour of the Chikyu showing an illustration of the ship on water.
Video

Tour the Chikyu

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10 grains of star shaped sand collected from southern Japan
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Star Sand Grains Collected from Southern Japan

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The New England Seamount Chain is the longest in the North Atlantic Ocean and includes peaks of more than 30 extinct volcanoes.
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Map of New England Seamount Chain

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An infographic explaining carbon sequestration
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Blue Carbon Infographic

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A diagram of the different soil layers located at Hare Harbor, Quebec in 2008. Wood chips were located at the deepest layer, then whale bone, then codfish bones.
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Underwater Archaeological Stratigraphy

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a colored shakemap from the M5.8 Virginia Earthquake depicts the shake range and epicenter of the earthquake
Article

A Guide to Earthquake Lesson Plans

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It is estimated that the March 11, 2011 earthquake in Japan was 1,000 times more powerful than the quake that struck Haiti in 2010. Watch as Smithsonian geologist Dr. Liz Cottrell explains this and more about the major earthquake and tsunami in Japan.
Video

Understanding the Japan Earthquake and Tsunami

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A map of the Mid Ocean Ridge
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Marie Tharp Map

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