Layering of subcontinental lithospheric mantle

Ling Chen1

  • 1State Key Laboratory of Lithospheric Evolution, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing 100029, China; CAS Center for Excellence in Tibetan Plateau Earth Sciences, Beijing 100101, China; University of Chinese Academy of Sciences, Beijing 100049, China.

Science Bulletin
|January 20, 2023
PubMed

Related Concept Videos

Lithosphere and Asthenosphere01:28

Lithosphere and Asthenosphere

Lithosphere and AsthenosphereThe Earth's outer layers are divided into two main parts: the lithosphere and the asthenosphere. The lithosphere is the rigid outermost layer that includes the crust and the uppermost part of the mantle. It is broken into pieces called tectonic plates. Below the lithosphere is the asthenosphere, a hot, semi-fluid layer of the mantle that flows slowly over time. The movement of the asthenosphere helps drive plate tectonics, causing earthquakes, volcanic eruptions,...
Continent-Continent Convergent Plate Boundaries01:26

Continent-Continent Convergent Plate Boundaries

Continent-Continent Convergent Plate BoundariesThe Earth's surface is made up of large, moving sections called tectonic plates. Sometimes, two continental plates push toward each other. When this happens, neither plate sinks because both are made of thick, low-density rock. Instead, the edges of the plates crumple and fold, creating high mountain ranges. One of the best examples of this is the Himalayas, where the Indian plate and the Eurasian plate continue to collide. This movement creates...
Earth's Inner Layers01:19

Earth's Inner Layers

Earth's Inner LayersEarth is composed of several layers, each with distinct properties. Scientists classify Earth's structure based on composition and mechanical properties. The three main layers based on composition are:Crust – The thin, solid outermost layer where we live. It includes the continental crust and the oceanic crust.Mantle – The thickest layer of semi-solid rock that moves slowly due to convection currents, which drive plate tectonics.Core – The hottest part of Earth,...
Earth's Mantle01:27

Earth's Mantle

Earth's Mantle Beneath the Earth's surface is a thick layer of rock called the mantle. It sits between the crust and the core and makes up most of the planet's volume. Even though the mantle is solid, it moves very slowly over time. This movement helps shape Earth's surface by driving plate tectonics. The heat from deep inside the planet causes the mantle to move, which is why continents shift, and earthquakes and volcanoes happen.Science and Engineering Practice (SEP): Constructing...
Volcanoes at Plate Boundaries01:26

Volcanoes at Plate Boundaries

Volcanoes at Plate BoundariesMost volcanoes form at tectonic plate boundaries, where Earth's plates move. There are three main types of plate boundaries where volcanoes are found:Convergent Boundaries – When one plate sinks beneath another, magma rises, creating volcanoes. Many of these volcanoes form in a chain called a volcanic arc, such as the Andes Mountains or the Ring of Fire.Divergent Boundaries – Plates move apart, allowing magma to rise and form volcanoes. These are common along...
Mesozoic Plate Tectonics01:21

Mesozoic Plate Tectonics

Mesozoic Plate TectonicsImagine Earth’s land as one giant puzzle piece. A long time ago, during the Mesozoic Era, all the land on Earth was connected to one big supercontinent called Pangaea. Over millions of years, the pieces of this giant puzzle slowly drifted apart, forming the continents we see today. This movement happened because of plate tectonics, the slow shifting of vast sections of Earth’s crust. As these plates moved, they caused earthquakes, created mountains, and even changed...
1