Marine Ecosystem
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Decades-Old Salmon Cans Uncover Unexpected Secrets Of Ocean Life
According to the researchers, the abundance of Anisakids in Chum and Pink salmon increased over time.
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Greenland's Melting Glaciers Feed Ocean Life, Study Finds
A new NASA-led study reveals that Greenland’s melting glaciers are fueling life in the Arctic Ocean. Each summer, massive freshwater plumes from glaciers like Jakobshavn drag deep-sea nutrients upward, boosting phytoplankton growth by up to 40%. These microscopic organisms form the base of the marine food web and play a key role in carbon absorpt...
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Earth’s Oceans Enter Danger Zone Due to Rising Acidification, New Study Warns
A new 2025 study published in Global Change Biology shows Earth’s oceans may have entered a dangerous acidification zone in 2020. As CO₂ emissions increase, marine ecosystems are degrading, threatening biodiversity, food security, and coastal economies. Scientists call it a ticking time bomb for the environment and society.
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NASA’s SWOT Satellite Reveals Big Impact of Small Ocean Currents and Waves in n Marine Ecosystems
NASA’s SWOT satellite, in collaboration with CNES, reveals how submesoscale ocean features just a mile wide drive vital vertical circulation. These small currents transport heat, carbon, and nutrients, profoundly influencing marine ecosystems and climate systems. The mission’s high-resolution data is reshaping how scientists model ocean-atmosph...
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Antarctic Ice Melt Weakens Strongest Ocean Current, Disrupting Global Circulation
The Antarctic Circumpolar Current, the planet’s most powerful ocean circulation system, could slow by 20 percent by 2050 due to melting Antarctic ice. Researchers suggest that the influx of fresh, cold water is disrupting convection, altering global ocean density. A weaker current may allow warm water to reach Antarctica, accelerating ice loss an...
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Ocean Acidification Study: Carbon Emissions Driving Deeper Chemical Changes in Oceans
A study in Science Advances by researchers from ETH Zurich highlights the escalating depth of ocean acidification, driven by carbon emissions since the industrial era. By 2014, acidification had penetrated to an average depth of 1,000 metres, with some regions affected as deep as 1,500 metres. Using a 3D model, the study explores the altered marine...
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World's Largest Ocean Predator-Prey Marine Event Captured Off Norway's Coast
In a first-of-its-kind discovery, MIT scientists observed a massive predator-prey event in Norway, where millions of cod pursued spawning capelin. The event highlights the critical role of capelin in the marine food chain, providing sustenance for predatory fish like Atlantic cod. However, as Arctic ice retreats due to climate change, capelin face ...
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Animal Life Discovered Underground Near Hydrothermal Vents in the Deep Pacific Seabed
Recent deep-sea explorations have unveiled a remarkable ecosystem thriving beneath the Pacific Ocean's floor. Scientists deployed a remotely operated vehicle to investigate hydrothermal vent sites along the East Pacific Rise, where two tectonic plates diverge. Beneath the seafloor, they discovered cavities harboring giant tubeworms—the largest wo...
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Climate Change Could Make Earth's Oldest Microorganisms Dominant in Oceans, Study Reveals
New research highlights a significant shift in marine ecosystems due to climate change. Prokaryotes, the oldest and smallest microorganisms on Earth, are expected to become more dominant as ocean temperatures rise. These microorganisms, which include bacteria and archaea, play a crucial role in marine nutrient cycles and food chains. However, their...
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Great Barrier Reef Faces Hottest Ocean Temperatures in 400 Years, Threatening Coral Survival
The Great Barrier Reef, one of Earth's most significant natural treasures, is currently experiencing its hottest sea surface temperatures in four centuries. According to a study published in Nature, the first quarter of 2024 recorded a temperature rise of 0.19°C above the previous peak. This extreme warming is directly linked to extensive coral bl...
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Explained: Why Are Volunteers Guarding Oman's "Unique" Coral Reefs
On a sailing boat anchored off Oman's pristine Daymaniyat Islands, volunteer divers pull on wetsuits, check their scuba tanks and then take turns plunging into the clear turquoise water.
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Shivaji Statue, Tallest In World, Cost $530 Million, Divides Mumbai
A fitting tribute to a local legend or a grotesque misuse of money? The decision to build the world's tallest statue just off Mumbai's coast has divided the city.
-
Decades-Old Salmon Cans Uncover Unexpected Secrets Of Ocean Life
According to the researchers, the abundance of Anisakids in Chum and Pink salmon increased over time.
-
Greenland's Melting Glaciers Feed Ocean Life, Study Finds
A new NASA-led study reveals that Greenland’s melting glaciers are fueling life in the Arctic Ocean. Each summer, massive freshwater plumes from glaciers like Jakobshavn drag deep-sea nutrients upward, boosting phytoplankton growth by up to 40%. These microscopic organisms form the base of the marine food web and play a key role in carbon absorpt...
-
Earth’s Oceans Enter Danger Zone Due to Rising Acidification, New Study Warns
A new 2025 study published in Global Change Biology shows Earth’s oceans may have entered a dangerous acidification zone in 2020. As CO₂ emissions increase, marine ecosystems are degrading, threatening biodiversity, food security, and coastal economies. Scientists call it a ticking time bomb for the environment and society.
-
NASA’s SWOT Satellite Reveals Big Impact of Small Ocean Currents and Waves in n Marine Ecosystems
NASA’s SWOT satellite, in collaboration with CNES, reveals how submesoscale ocean features just a mile wide drive vital vertical circulation. These small currents transport heat, carbon, and nutrients, profoundly influencing marine ecosystems and climate systems. The mission’s high-resolution data is reshaping how scientists model ocean-atmosph...
-
Antarctic Ice Melt Weakens Strongest Ocean Current, Disrupting Global Circulation
The Antarctic Circumpolar Current, the planet’s most powerful ocean circulation system, could slow by 20 percent by 2050 due to melting Antarctic ice. Researchers suggest that the influx of fresh, cold water is disrupting convection, altering global ocean density. A weaker current may allow warm water to reach Antarctica, accelerating ice loss an...
-
Ocean Acidification Study: Carbon Emissions Driving Deeper Chemical Changes in Oceans
A study in Science Advances by researchers from ETH Zurich highlights the escalating depth of ocean acidification, driven by carbon emissions since the industrial era. By 2014, acidification had penetrated to an average depth of 1,000 metres, with some regions affected as deep as 1,500 metres. Using a 3D model, the study explores the altered marine...
-
World's Largest Ocean Predator-Prey Marine Event Captured Off Norway's Coast
In a first-of-its-kind discovery, MIT scientists observed a massive predator-prey event in Norway, where millions of cod pursued spawning capelin. The event highlights the critical role of capelin in the marine food chain, providing sustenance for predatory fish like Atlantic cod. However, as Arctic ice retreats due to climate change, capelin face ...
-
Animal Life Discovered Underground Near Hydrothermal Vents in the Deep Pacific Seabed
Recent deep-sea explorations have unveiled a remarkable ecosystem thriving beneath the Pacific Ocean's floor. Scientists deployed a remotely operated vehicle to investigate hydrothermal vent sites along the East Pacific Rise, where two tectonic plates diverge. Beneath the seafloor, they discovered cavities harboring giant tubeworms—the largest wo...
-
Climate Change Could Make Earth's Oldest Microorganisms Dominant in Oceans, Study Reveals
New research highlights a significant shift in marine ecosystems due to climate change. Prokaryotes, the oldest and smallest microorganisms on Earth, are expected to become more dominant as ocean temperatures rise. These microorganisms, which include bacteria and archaea, play a crucial role in marine nutrient cycles and food chains. However, their...
-
Great Barrier Reef Faces Hottest Ocean Temperatures in 400 Years, Threatening Coral Survival
The Great Barrier Reef, one of Earth's most significant natural treasures, is currently experiencing its hottest sea surface temperatures in four centuries. According to a study published in Nature, the first quarter of 2024 recorded a temperature rise of 0.19°C above the previous peak. This extreme warming is directly linked to extensive coral bl...
-
Explained: Why Are Volunteers Guarding Oman's "Unique" Coral Reefs
On a sailing boat anchored off Oman's pristine Daymaniyat Islands, volunteer divers pull on wetsuits, check their scuba tanks and then take turns plunging into the clear turquoise water.
-
Shivaji Statue, Tallest In World, Cost $530 Million, Divides Mumbai
A fitting tribute to a local legend or a grotesque misuse of money? The decision to build the world's tallest statue just off Mumbai's coast has divided the city.
