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The deep structure of the continent Antarctica. Credit: Planetary Visions (credit: ESA/Planetary Visions)

The Antarctic: Data about the structure of the icy continent

The Middle America Trench, seen here as a dark blue strip off the Pacific coast of Central America, is a surface feature of a subduction zone extending from Mexico to Costa Rica. Credit: NOAA

Subduction may recycle less water than thought

continents

Formation of supercontinents and strength of ocean tides

Isobath map of the eastern Alborán basin with the volcanic edifice location. Orange lines show the main flood paths. (Image: García-Castellanos et al, 2020, Earth-Sciences Reviews)

New pieces of evidence found in the Alborán Sea possibly related...

Graduate student Mike Duvall is pictured here in southeastern Nepal during fieldwork in 2017. Image credit: John Waldron

Scientists discover fault system in southeastern Nepal

How the air we breathe was created by Earth’s tectonic plates

Data mining finds more than expected beneath Andean Plateau

Hottest lava eruption linked to growth of first continents

How Nature’s ‘Dislocations’ Occur

A river flows between mountains at Yellowstone National Park in Wyoming. New research tests a 30-year-old theory on the relationship between erosion and mountain height. Photo credit: Seth Cottle/Unsplash

Why are mountains so high?

Coal formation linked to assembly of supercontinent Pangea

continents

How continents were recycled

Earth’s mantle appears to have a driving role in plate tectonics

The central Andes Mountains and surrounding landscape, as seen in this true-color image from NASA’s Terra spacecraft, formed over the past 170 million years as the Nazca Plate lying under the Pacific Ocean has forced its way under the South American Plate. Credit: NASA

Earth’s continental nurseries discovered beneath mountains

‘Super-deep’ diamonds may hold new information about Earth’s interior

A detail of the southern wall of the Las Cañadas caldera de . It is the best exposed sector of this volcanic structure. (Imagen: Joan Martí)

Study provides new insight into the origin of Las Cañadas caldera...

California’s San Andreas Fault. The “creeping” central section, subject of a new study, is in yellow. Rock samples from almost 2 miles down were taken at the San Andreas Fault Observatory at Depth, or SAFOD, marked by the red star. (Adapted from Coffey et al., Geology, 2022)

A slow-motion section of the San Andreas fault may not be...

Activity on seafloor linked to icy ebb and flow on surface

Effect of Al + H incorporation on the sound velocities of superhydrous phase B Schematic representation of the incorporation of aluminum together with water (as Al + H) in the crystal structure of superhydrous phase B. credit : Geodynamics Research Center, Ehime University

Water delivered to the mantle by aluminum enriched hydrated slabs?

Minerals inside tiny crystals could reveal how Earth's crust began moving.

Unearthing evidence for the origins of plate tectonics

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