East Pacific Rise

American  

[eest puh-sif-ik rahyz] / ˈist pəˈsɪf ɪk ˈraɪz /

noun

1. a long north-south elevation of the seafloor in the eastern Pacific Ocean extending southward from southwestern Mexico to the Southern Ocean, separating the Pacific Plate from the North American, Rivera, Cocos, Nazca, and Antarctic Plates. EPR

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Etymology

Origin of East Pacific Rise

First recorded in 1960–65

Example Sentences

Researchers at Hokkaido University, in collaboration with colleagues at Woods Hole Oceanographic Institution, have been working on understanding microbial diversity at deep-sea hydrothermal environments on the East Pacific Rise based on microbe cultivation studies.

From Science Daily • Nov. 29, 2023

The team focused its ROV dives on an area where diverging tectonic plates create a string of deep-sea volcanoes known as the East Pacific Rise.

From Scientific American • Aug. 9, 2023

We had discovered a significant hydrothermal vent ecosystem on the East Pacific Rise.

From Scientific American • Jul. 19, 2022

Figure 10.24 The San Andreas Fault extends from the north end of the East Pacific Rise in the Gulf of California to the southern end of the Juan de Fuca Ridge.

From Textbooks • Jan. 1, 2015

As North America slowly crept westward away from the Mid-Atlantic Ridge, Wilson says, the west coast of the continent eventually met up with another segment of the ridge system called the East Pacific Rise.

From Time Magazine Archive