Tags Tectonics

Tag: Tectonics

Study of Earth’s crust tells of first plate tectonics and life...

Provocative new research published this month in the journal Geology suggests that oceanic plate subduction was operating from the earliest times in Earth's history,...

When tectonics killed everything

A new paper reveals how the worst extinction in Earth's history may have been tied to the formation of Supercontinent Pangea. The catastrophe wasn't...

Earthquakes and Tectonics in Pamir Tien Shan

Earthquake damage to buildings is mainly due to the existing shear waves which transfer their energy during an earthquake to the houses. These shear...

Geologic study suggests Earth’s tectonic activity peaked 1.1 billion years ago

A pair of Australian researchers studying rock samples has found evidence to suggest that the Earth's tectonic plate activity peaked approximately 1.1 billion years...

Location of Upwelling in Earth’s Mantle Discovered to Be Stable

A study published in Nature today shares the discovery that large-scale upwelling within Earth's mantle mostly occurs in only two places: beneath Africa and...

New ‘Embryonic’ Subduction Zone Found

A new subduction zone forming off the coast of Portugal heralds the beginning of a cycle that will see the Atlantic Ocean close as...

Rocky Mountains Originated from Previously Unknown Oceanic Plate

Apr. 3, 2013 — The mountain ranges of the North American Cordillera are made up of dozens of distinct crustal blocks. A new study...

Continental collision

Continental collision is a phenomenon of the plate tectonics of Earth that occurs at convergent boundaries. Continental collision is a variation on the fundamental...

Scientists Discover ‘Lubricant’ for Earth’s Tectonic Plates

Scientists at Scripps Institution of Oceanography at UC San Diego have found a layer of liquefied molten rock in Earth's mantle that may be...

Slabs of Ancient Tectonic Plate Still Lodged Under California

Mar. 18, 2013 — The Isabella anomaly -- indications of a large mass of cool, dehydrated material about 100 kilometers beneath central California --...

Iceland

Mid-Atlantic Ridge above sea level at Iceland A geologically young land, Iceland is located on both the Iceland hotspot and the Mid-Atlantic Ridge, which...

Appalachian Mountain Range

The Appalachian Mountains , often called the Appalachians, are a system of mountains in eastern North America. The Appalachians first formed roughly 480 million...

Cascade Volcanoes

The Cascade Volcanoes (also known as the Cascade Volcanic Arc or the Cascade Arc) are a number of volcanoes in a volcanic arc in...

Caribbean Plate

The Caribbean Plate is a mostly oceanic tectonic plate underlying Central America and the Caribbean Sea off the north coast of South America. Roughly 3.2...

Alpine Fault, South Island, New Zealand

The Alpine Fault is a geological fault, specifically a right-lateral strike-slip fault, that runs almost the entire length of New Zealand's South Island. It...

Kuril Islands

The Kuril islands, extending from north to south for 1200 km, are a part of the submarine uplift located between the Sea of Okhotsk basin...

Himalayan Range

The geology of the Himalaya is a record of the most dramatic and visible creations of modern plate tectonic forces. The Himalayas, which stretch...

Mid-Atlantic Ridge

The Mid-Atlantic Ridge (MAR) is a mid-ocean ridge, a divergent tectonic plate boundary located along the floor of the Atlantic Ocean, and the longest...

Red Sea Rift

The Red Sea was formed by Arabia being split from Africa by movement of the Red Sea Rift. This split started in the Eocene...

What is the Wilson cycle?

A Simple Wilson Cycle The Opening and Closing of An Ocean Basin Wilson cycle The cyclical opening and closing of ocean basins caused by movement of the...

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