Tag

Seamounts

All articles tagged with #seamounts

science7 days ago•5 min saved

Geometric Yellow Brick Road Discovered on the Deep Pacific Seafloor

An Ocean Exploration Trust Nautilus dive at 3,000 meters depth near Nootka Seamount revealed a sharply geometric hyaloclastite formation dubbed a 'yellow brick road' due to 90-degree fractures likely from cooling during multiple eruptions. The find is part of the first visual survey of the Liliʻuokalani Seamounts within Papahānaumokuākea, with rock and microbial samples collected to date the formations and study deep-sea ecosystems, informing future monument management.

via The Daily Galaxy|

#deep-sea-exploration #geology #oceanography

science2 years ago•3 min saved

"Unprecedented Gravitational Anomalies Uncover Massive Seamount Surpassing World's Tallest Building"

Researchers aboard the Schmidt Ocean Institute's research vessel have discovered four massive seamounts in the deep sea off the coast of South America, with the tallest rising more than 8,000 feet from the ocean floor, making it three times taller than the Burj Khalifa. These extinct underwater volcanoes create gravitational anomalies that can be detected by satellites, and they are considered important marine habitats due to their ability to attract diverse marine life. The discovery is part of the Seabed 2030 project, which aims to map the world's seafloor by the end of the decade.

via Space.com|

#gravitational-anomalies #marine-biology #ocean-exploration

science2 years ago•3 min saved

"Gravity Anomalies Uncover Massive Deepsea Mountains Over 2680 Meters Tall"

The Schmidt Ocean Institute has discovered four new seamounts in the Pacific Ocean, with one towering over 2,680 meters tall, using gravity anomalies to locate them. These underwater mountains were found during a research expedition between Costa Rica and Chile and are significant for their potential biodiversity. The institute aims to map the entire world's seafloor by the end of the decade, emphasizing the importance of ocean mapping for understanding and protecting the planet.

via IFLScience|

#gravity-anomalies #pacific-ocean #schmidt-ocean-institute

science-and-environment2 years ago•3 min saved

"Discovery of Massive Seamount Dwarfing Tallest Building via Gravitational Anomalies"

Researchers aboard the Schmidt Ocean Institute's Falkor research vessel have discovered four massive seamounts in the deep sea off the coast of South America, with the tallest rising more than 1.5 miles from the seafloor, making it three times taller than the world's tallest building. These extinct volcanoes create gravitational anomalies detectable by satellites due to their massive size, and are part of a larger effort to map the world's seafloor by the end of the decade. Seamounts are important marine habitats, attracting diverse marine life and serving as biological hotspots.

via Livescience.com|

#deep-sea-exploration #gravitational-anomalies #marine-biodiversity

sciencediscovery2 years ago•2 min saved

"Unveiling the Mystery: Massive Underwater Mountains Discovered Through Gravity Anomalies"

A team of scientists aboard an exploration vessel off the coast of South America has discovered four massive underwater mountains, ranging from 5,200 to 8,800 feet tall, highlighting the vast unknowns of our planet's oceans. Using sonar equipment to investigate gravity anomalies, the team found these previously unknown seamounts, emphasizing the lack of comprehensive ocean floor mapping. With the potential for incredible biodiversity, further study of these underwater giants is crucial, and ongoing high-tech mapping techniques could greatly support conservation efforts.

via Futurism|

#marine-biodiversity #ocean-exploration #ocean-floor-mapping

science2 years ago•3 min saved

Discovery of 19,000 Undersea Volcanoes by Scientists

Scientists have discovered over 19,000 new seamounts, or ancient undersea volcanoes, using satellite data. The seamounts were found using a technique called satellite altimetry, which measures changes in sea surface height caused by the gravitational pull of the seamounts on the ocean floor. The discovery brings the total number of known undersea mountains to 43,454. Seamounts can provide information about the Earth's mantle, impact deep ocean currents, and serve as habitats for marine life.

via EarthSky|

#marine-life #ocean-floor-mapping #satellite-data

science2 years ago•3 min saved

"Discovery of 20,000 Ancient Volcanoes in Deep-Sea Mountains"

A team of scientists has discovered more than 19,000 new seamounts using a new batch of satellite data, bringing the total to 43,454 undersea mountains, almost doubling the number we knew about. Seamounts are ancient mountains formed by volcanic activity that can rise thousands of meters in the darkness, putting unsuspecting submarines at risk. Guiding nutrient-rich waters up from the deep, seamounts are havens for marine life traversing the desert-like oceans. Despite this massive update to the number of known seamounts, the researchers think there could be thousands more still waiting to be uncovered.

via ScienceAlert|

#marine-life #oceanography #satellite-data

science2 years ago•2 min saved

Scientists uncover 19,000 hidden undersea volcanoes.

High-definition radar satellites have discovered over 19,000 undersea volcanoes, providing scientists with the most comprehensive catalog of seamounts ever created. The new compendium could provide a better understanding of ocean currents, plate tectonics, and climate change. Prior to this, only one-quarter of Earth's seafloor had been mapped using sonar. However, the new study shows that scientists don’t need to rely on sonar surveys to investigate what’s going on under the ocean.

via Livescience.com|

#high-resolution-radar-satellites #oceanography #plate-tectonics

science2 years ago•2 min saved

Scientists Discover Over 19,000 Underwater Volcanoes with High-Resolution Radar Satellites

High-definition radar satellites have discovered over 19,000 undersea volcanoes, providing scientists with the most comprehensive catalog of seamounts ever created. The new compendium could provide a better understanding of ocean currents, plate tectonics, and climate change. Prior to this, only one-quarter of Earth's seafloor had been mapped using sonar. The new study shows that scientists don’t need to rely on sonar surveys to investigate what’s going on under the ocean.

via Yahoo Life|

#high-resolution-radar-satellites #oceanography #plate-tectonics

science2 years ago•2 min saved

"Uncovering the Hidden World of Undersea Volcanoes and Life"

Oceanographers at the Scripps Institution of Oceanography have used radar satellite data to map 19,000 previously unknown undersea volcanoes, known as seamounts, in the world's oceans. The team used radar satellite data to measure seawater mounding to find and map undersea volcanoes. Mapping the ocean floor is important for creating models depicting the flow of ocean water around the world, assisting with sea-floor mining efforts, and better mapping the planet's tectonic plates and geomagnetic field. Seamounts also provide a habitat for a vast array of marine life and have a strong impact on deep-sea ocean flow, which is becoming more important as the oceans absorb more heat and carbon dioxide from the atmosphere due to ongoing climate change.

via Phys.org|

#climate-change #oceanography #radar-satellite-data