Ocean waves around the world often come from different places and weather systems at the same time, creating complex sea conditions. Portilla-Yandún & Bidlot suggest a new way to analyze ocean waves by grouping them into “wave families” 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

Stratification strongly influences the Arctic Ocean's response to climate change. Challet et al., use 35 years of observations to constrain short-term and long-term drives of shifting stratification in the Arctic 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

Warm water intrusions onto Antarctica's continental shelves drive ice melt and destabilize glaciers. However, uncertainties remain about mechanisms driving these intrusions. Ribeiro et al., use a high-resolution model to show wind is a key driver 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

Fieldwork Friday, from @cameron_marinebio perspective. The MRes @universityofplymouth trip on the MBA Sepiahave been out this week looking at key habitats and species in Plymouth Sound and learning about sampling techniques. Image 1: Deploying the ROV. Image 2: The Team!

Keep up with the latest in science policy news at @eos.org's Research and Developments blog.

The RAPID-MOCHA-WBTS array has been designed to observe and understand changes in the Atlantic Meridional Overturning Circulation. Petit et al., assess if a smaller, cheaper array could be designed without losing accuracy in the AMOC estimate 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

When marine temperatures go up, there’s less carbon going down.

The subpolar North Atlantic is one region where the deep ocean is in direct contact with the atmosphere, making it a key site for ocean ventilation. Koelling et al., use a new data product to study North Atlantic ventilation in unprecedented detail 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

Fieldwork Friday 🦈 For the Global Shark Movement Project, scientists from the Marine Biological Association and partners spent long days at sea attaching satellite tags to whale sharks.

🌊🦠#FieldworkFriday! C-CoMP focuses on microbes & chemicals, so it is easy for us to forget how vast our ocean is 🌊. Being at sea 🚢 is the loveliest reminder - there’s nothing as wondrous or humbling as floating in endless cerulean blue while receiving rare visits from animals🐦!

Is there a “methane bomb” lying in Arctic permafrost? New research suggests the answer is complicated—warming Arctic soils might help or hurt the climate, depending on other factors like hydrology. eos.org/articles/in-...

Fully integrating nitrogen cycling through the land, oceans, and atmosphere into Earth system models is necessary to predict the future of climate, human health, and more, argues @siankg.bsky.social of @sfu.ca. Story by Nathaniel Scharping. eos.org/research-spo...

Coastal dynamics are complex, influenced by freshwater, alongshore flows, offshore intrusions, and different mixing processes. Veatch et al., use a Lagrangian diagnostic tool to characterize patterns of transport in the coastal Mid-Atlantic Bight 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

The Bering Sea is a productive subarctic ecosystem with some of the most valuable fisheries in the US, but is undergoing drastic changes as the climate warms. Cynar et al., use sensors to produce a high-resolution time series of primary production 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

Cold seeps are a major source of methane to the ocean. Wang et al., explore how iron minerals respond to cold seep evolution and suggest iron minerals may serve as proxies for reconstructing seep evolution history 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

Subglacial freshwater from beneath the Antarctic Ice Sheet flows into the ocean under ice shelves. Vaňková et al., probe how this affects ice melt, finding that discharge impacts melt rates primarily via continental shelf temperature modification 🐧 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

AGU is a leader among societies in making science open.🌎 In 2024, 77% of our articles were published #OpenAccess, allowing for the broad and immediate dissemination of high-quality science to everyone. 🔗 Learn more about #AGUPubs: buff.ly/5P4Crys #OpenAccessWeek #OAWeek

AGU publishes books spanning the Earth and space sciences. We welcome book proposals on: 🌎 Sustainability and climate change 🏔️ Geology, tectonics, and seismology And more! Stop by the AGU Booth (906) at #GSAConnects to learn more, or browse our book proposal guidelines: buff.ly/7M8NyCV #AGUPubs

Episodic events, such as swirling water from eddies, fronts, and strong winds, can transport large amounts of organic carbon into deeper waters on short timescales. Kheireddine et al., deploy gliders to study these events in the Red Sea 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

Scientists have found a way to identify individual crashing waves using infrasound—acoustic waves with frequencies below the threshold of human hearing. eos.org/articles/sci...

🌎 It’s #FieldworkFriday! Faran & all of us in GEES send a huge thanks to the Water Survey of Canada team for hosting and sharing their expertise with our students. 4/4 #fieldworkphotos #fieldworkfriday #UNBC #Hydrology Photos shared by @faranali.bsky.social

Ocean scientists, you never write, you never call! 🌊 Don't be shy! Let us know what you're up to and send us some cool photos of your latest ocean science to share online every Friday! 🐧 🐳 🧪 🐻‍❄️ 🐟 🧬 Use #FieldworkFriday #OceanScience #MarineBiology #OceanConservation @agu.org @eos.org

Happy #FieldworkFriday from our SUSTech students who are busy in Dapeng running large-scale incubations to look at the side-effects of Ocean Alkalinity Enhancement on marine ecosystems 🌊

Hydrothermal vent fields on the ocean floor release hot, mineral-rich water that forms rising plumes, known as black smokers. Lemaréchal et al., use computer simulations to investigate plume behavior near the seafloor 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

Without aggressive climate mitigation, nearly all tropical western Atlantic coral reefs will be eroding, not growing, by 2100, according to new research in @nature.com. 🪸🧪 eos.org/articles/as-...

Ocean scientists, you never write, you never call! 🌊 Don't be shy! Let us know what you're up to and send us some cool photos of your latest ocean science to share online every Friday! 🐧 🐳 🧪 🐻‍❄️ 🐟 🧬 Use #FieldworkFriday #OceanScience #MarineBiology #OceanConservation @agu.org @eos.org

Surface temperature (SST) extremes may have profound impacts on ocean health. Serva et al., note that the definition of 'extreme events' is difficult to set objectively and present a new method to isolate the effects of a warming background 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

A colossal tsunami in 2023 made seismometers sing. A new study provides the first observational evidence of the wave that rocked Earth. buff.ly/xIuGVKz Read more in our October issue: bit.ly/Eos-Oct2025

Most surveys of Southern Ocean biogeochemistry occur in summer. Viljoen et al., explore the winter dynamics of phytoplankton and micronutrients, finding that phytoplankton continue to influence trace metal distribution 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

Thermal imaging + community science = breakthrough. Researchers connect land sewage systems to coastal contamination in western Hawaii, revealing where human waste is polluting reefs. eos.org/articles/pin...

⏳ Last Chance to Nominate an Impactful Dataset! Have a dataset that has made a real difference for people, our planet, or prosperity? AGU wants to hear about it. Submit your nomination by 10 October:

Water mass exchange in the central Ross Sea slope region involves the onshore transport of warm circumpolar deep water and the offshore transport of dense shelf water. Chen et al., investigate the processes controlling the cross-slope exchange 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

East Greenland is characterized as a transition zone between cold, fresh Arctic waters and warm, salty Atlantic waters. Gjelstrup et al., highlight the central role of the East Greenland Polar Front in mediating climate-ocean-ecosystem variability 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

Good news: A new study suggests that bans and fees on plastic bags are successful in reducing the number of plastic bags that end up on beaches. buff.ly/LxMvF69 Read more in our October issue: bit.ly/Eos-Oct2025

We honor the life and legacy of Dr. Jane Goodall, the pioneering conservationist, champion for wildlife, and unwavering voice for the planet. This photo from our 2021 Annual Meeting honored her extraordinary impact. Her legacy will continue to inspire.

Kelp forest canopy, seen from space, helps researchers understand the role of California’s MPAs in climate resilience.

Using hydrographic data from ships and Argo floats collected between 1995 and 2023, Mork et al., study how the Nordic Seas are changing due to climate variability 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

A new study got a detailed look at the process of glacial calving, including what happens below the surface, where it’s difficult to observe. eos.org/articles/a-f...

“These numbers represent real people who have lost their lives in the last months due to extreme heat,” said Friederike Otto, a climatologist at Imperial College London's Centre for Environmental Policy. “Many of these would not have died if it wasn’t for climate change.”

History made for the ocean: #BBNJ Agreement enters into force, protecting high seas & deep seabed, safeguarding life under water. “Our ocean is the foundation of our very existence. Today we took an important step forward to save our ocean, & to save our future” - ED @ingerandersen.bsky.social

Changes in phytoplankton growth patterns are being observed in the Arctic, such as an increasing occurrence of blooms in fall. Gaffey et al., identify key regional factors driving fall blooms in the Pacific Arctic region 🌊 🐻‍❄️ agupubs.onlinelibrary.wiley.com/doi/10.1029/...

Whilst trace metals influence ocean productivity, there are a paucity of regions where their spatial and temporal variability are well explored. Ortega et al., investigate the drivers of trace metal dynamics in the productive Northern Gulf of Alaska 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

Today, AGU recognizes a number of outstanding reviewers for their work in 2024, as selected by the editors of each journal.🎉 🔗 Learn more in @eos.org: buff.ly/06ZNYKS #AGUPubs #PeerReview #PeerReviewWeek #PRW2025

All AGU journals now participate in our Co-reviewer Program. This is where a junior researcher is invited to complete a review with a senior researcher. 📝 🔗 Learn more about how to participate and the many benefits: buff.ly/bPVO9tu #PRW2025 #PeerReview #AGUPubs #PeerReviewWeek

You are invited to nominate an impactful dataset most valuable to your research and community to be included in an upcoming commentary published in an AGU journal. 🔗 Learn more: buff.ly/RVRZELs 📆 Nominations are due October 10th! #AGUPubs #OpenScienceWeek #OpenScience

A new study finds that prescribing Antarctic landfast ice improves realism of coastal polynyas, thickness and summer ice coverage in ice-ocean simulations.🧊 🔗Read the #OpenAccess article by Pirlet et al. for free: doi.org/10.1029/2024... #AGUPubs #Antarctica

Tidal sand dunes influence water flow and sediment transport in estuaries and coastal areas. Porcile et al., use a laboratory flume to investigate how low-angle dunes affect water flow under varying conditions 🌊 agupubs.onlinelibrary.wiley.com/doi/10.1029/...

AGU's volunteer #PeerReviewers help advance the Earth and space sciences and maintain the integrity and accountability of the scientific record. 🌎 If you are interested in joining the AGU pool of reviewers, please fill out our interest form: buff.ly/ZezWxq4 #PRW2025 #AGUPubs #PeerReviewWeek

Why do some satellite images of the Southern Ocean show large swaths of reflectivity? Scientists investigate in new #AGUPubs research.