
What are the different types of plate tectonic boundaries?
Sep 21, 2012 · A divergent boundary occurs when two tectonic plates move away from each other. Along these boundaries, earthquakes are common and magma (molten rock) rises from …
What is a mid-ocean ridge? - NOAA Ocean Exploration
Jul 8, 2014 · Mid-ocean ridges occur along divergent plate boundaries, where new ocean floor is created as the Earth’s tectonic plates spread apart. As the plates separate, molten rock rises …
What features form at plate tectonic boundaries?
Mar 11, 2014 · When two plates are moving away from each other, we call this a divergent plate boundary. Along these boundaries, magma rises from deep within the Earth and erupts to form …
Watch Live: NOAA Explorers Dive Into the Mysteries of the Mid …
Jul 14, 2022 · As one of the most prominent geological features on Earth, the Mid-Atlantic Ridge is a divergent plate boundary and the site of volcanic eruptions and frequent earthquakes.
What is the Ring of Fire? - NOAA Ocean Exploration
Oct 21, 2013 · Much of the volcanic activity occurs along subduction zones, which are convergent plate boundaries where two tectonic plates come together. The heavier plate is shoved (or …
A diverse ecosystem was thriving here—in the absence of the sunlight previously thought to be required to sustain all life! Vents are found at active tectonic margins (both divergent and …
The junction of two tectonic plates that are mov-ing apart is called a divergent plate boundary. Magma rises from deep within the Earth and erupts to form new crust on the lithosphere.
An Introduction to the Geology of the Aleutian Islands - NOAA …
Jul 25, 2023 · Some earthquakes occur deep (greater than 30 kilometers/18.6 miles) down at the boundary of the two plates, while others occur shallower along ancillary faults associated with …
What is the “EEZ”? - NOAA Ocean Exploration
Jul 29, 2020 · This map shows the boundaries of the U.S. EEZ, outlined in yellow, as well as deep and shallow water areas of the U.S. EEZ that have not been mapped as of January 2020.
Autonomous Underwater Vehicles - NOAA Ocean Exploration
Jun 22, 2020 · Autonomous underwater vehicles, or AUVs, are independent underwater robots used to explore our ocean. Unlike remotely operated vehicles (ROVs), AUVs are untethered …