Oceans & Seas

The oceans cover more than 70% of the Earth's surface. They are critical to all life, and differentiate the Earth from most other planets in the known universe. The oceans are connected by a continuous flowing circulation current which plays a major role in driving Earth's climate.

Origins of the Oceans:

Origin of Earth's oceans

Our oceans' cosmic origins

Oceans arrived early to Earth

Earth Oceans Were Homegrown

Planet Earth makes its own water 

Did Earth's oceans come from comets?

New light shed on the origin of Earth's water

Reconstructing the richness of pristine oceans

Astronomers looking for clues to water's origins

Scientists solve a 14,000-year-old ocean mystery

Scientists theorize new origin story for Earth's water

Astronomers finally find the answer to Earth's water mystery

Earth's water came from space dust during planetary formation

New questions on how the Earth's atmosphere and oceans formed  

Projectile cannon experiments show how asteroids can deliver water

Fresh evidence for how water reached Earth found in asteroid debris

The devolution of the seas - the consequences of oceanic destruction

How did Earth get water? Scientists think they've solved longstanding mystery

Ocean Dynamics:

The ocean below

If the Earth stood still

Teaching Oceanography

New spin on ocean's role

Forecast ocean variability

The ocean's sensitive skin

How variable are ocean temperatures? 

Deep oceans warming at alarming rate

Ocean oxygen levels drop 2% in 50 years

Why trace metals cling to the ocean's skin 

Oceans   Currents   Eddies   Gyres   Upwelling

Toxic oceans may have delayed spread of complex life

How well-connected is the surface of the global ocean?

Machine learning identifies links between world's oceans

New study identifies thermometer for the past global ocean

Unsupervised learning reveals geography of global ocean dynamical regions

New research shows how melting ice is affecting supplies of nutients to the sea

The modulation of oceanic moisture transport by the hemispheric annular modes   

Study proposes link between formation of supercontinents, strength of ocean tides

Ocean connections: an introduction to rising risks from a warming, changing ocean

Perpetual Ocean Video   Virtual Ocean    Ocean color web   

Ocean Mixing from Waves, Eddies and Tides:

Creating waves that are frozen in time

Mesoscale ocean eddies impact weather

Star-shaped waves spotted in shaken fluid

The ocean's hidden waves show their power

Scientists track speed of powerful internal waves

Breaking internal tides keep the ocean in balance

Analyzing ocean mixing reveals insight on climate

Modeling tides and vertical tidal mixing: A reality check

Breaking deep-sea waves reveal mechanism for global ocean mixing

Mathematics and the ocean: movement, mixing and climate modelling

Analysis and interpretation of frequency-wave number spectra of young wind waves

Dissecting the ocean's unseen waves to learn where the heat, energy and nutrients go

Chasing the black holes of the ocean   Coherent Lagrangian vortices: the black holes of turbulence

Ocean tides and Earth's rotation - a high-resolving ocean model forced by the lunisolar tidal potential     

Ocean Biodiversity & Health:

Ocean currents push phytoplankton and pollution around the globe faster than thought

Functions of global ocean microbiome key to understanding environmental changes

The ocean is in trouble and current global commitments aren't enough to save it

Global change and the future of ocean: a grand challenge for marine sciences

Earth's oceans could look completely different by the end of the century

Decline in global oceanic oxygen content during the past five decades

From decline to recovery: a rescue package for the global ocean

Scripps researcher helps raise deep concerns about deep sea

An introduction to rising risks from a warming, changing ocean

Scientists to measure impact of volcanic ash on ocean biology

Threat from oxygen loss in oceans left off table in Paris talks 

How much hydrogen is consumed by ocean-floor microbes?

Satellite ocean colour: current status and future perspective

Oxygen-starved oceans can take a million years to recover

The state of the ocean 2013: perils, prognoses and perils

Scientists discover nearly 200,000 types of ocean viruses

Nature study highlights many paths to ocean health

See human impact in an X-ray of the ocean

IPCC report - what's in it for Latin America?

IPCC report - what's in it for South Asia?

IPCC report - what's in it for Africa?

Oceans suffering from sea sickness

The UN World Ocean Assessment   

The future of the sea

Ocean Health Index    

Video interview part 1    part 2

The Sea Floor:

New digital seafloor geology map uses artificial intelligence and big data to boost understanding of seafloor

MH370 search reveals hidden undersea world    The data behind the search for MH370

Seamounts as conduits for massive fluid, heat and solute fluxes on ridge flanks

Why the first complete map of the ocean floor is stirring controversial waters

A deep mantle origin for the primitive signature of ocean island basalt 

New global analysis reveals amount of sediment on the ocean floor

Mariana Trench, seven miles deep, the ocean is still a noisy place

Scientific mission will explore one of the deepest ocean trenches

The sea floor is dissolving, thanks to human activity

Census of seafloor sediments in the world's oceans

General Bathymetric Chart of the Oceans (GEBCO)

One-fifth of Earth's ocean floor is now mapped out

Large submarine landslides on continental slopes

Mapping marine landscapes in the deep ocean

New information about sub-seafloor structure

NOAA Marine Geology & Geophysics

A name directory for the ocean floor

Touring the ocean bottom

GPlates webportal

Seabed lithology        

Seabed 2030 

Ocean Monitoring, Measuring and Mapping:

Global in situ observations of essential climate and ocean variables at the air-sea interface

GOOS: Global Ocean Observing System    Engineers hand 'cognitive' control to underwater robots

Using Atmospheric Potential Oxygen to Gain Insight into Climate Drivers of Ocean Biogeochemistry

Need for monitoring and maintaining sustainable marine ecosystem services

Vitamin water: measuring essential nutrients in the ocean    Salinity matters

'Chemical atlas' provides unique understanding of ocean geochemistry

How to monitor global ocean warming- without harming whales

Ocean temperatures faithfully recorded in mother-of-pearl

Deep floats reveal complex ocean circulation patterns

Observational needs of sea surface temperature

Assessing ocean changes without data centers

The Digital Ocean: our next information frontier

Decoding material fluxes in the tropical ocean

Sea Ice Historical Forecast Project (Ice-HFP)

Filling the gaps in ocean maps

Mapping salty waters

The Oceans and Climate Change:

Oceans and climate

The carbon dioxide loop

The deep blue sea is getting bluer

Can we predict the future of ocean CO2 uptake?

Ocean circulation rethink solves climate conundrum

Surface of the ocean affects climate more than thought

Ocean spray: an outsized influence on weather & climate

Oceans an dice are absorbing the brunt of climate change

Northern seas once pumped CO2 into Earth's atmosphere

Invisible barrier on ocean surface can reduce carbon uptake

Ancient pool of warm water questions current climate models

The ocean and cryosphere in a changing climate - IPCC report

How oceans could change if we reverse anthropogenic warming

'Ice Age blob' of warm ocean water discovered south of Greenland

Tracking 'marine heatwaves' since 1950 and how 'the blob' stacks up

Ocean's most oxygen-deprived zones to shrink under climate change

National Security Implications of Climate Change for U.S. Naval Forces

Ocean acidification: present conditions and future changes in a high CO2 world

Lab experiments question popular measurements of ancient ocean temperatures

Massive study is first to explore historical ocean response to abrupt climate change

Smothered oceans: extreme oxygen loss in oceans accompanied past global climate change

Scientists discover link between climate change and ocean currents during last 6 million years

Scientists have just detected a major change to the Earth's oceans linked to a warming climate

Sailing through changing oceans: ocean and polar life and environmental sciences on a warming planet

Ocean chemistry:

How ocean chemistry affects climate change    

Climate change will upset vital ocean chemical cycles

Vertical distribution of coccolithophores PIC, POC, biogenic silica, chlorophyll throughout the global ocean 

The chemical memory of seawater: scientists examine the biomolecules dissolved in the ocean and read them like a history book of the sea

Contrasting the surface ocean distribution of bromoform and methyl iodide: implications for boundary layer physics, chemistry and climate

Ocean Methane:

Methane Escape Research

Ocean Oxygen:

Respiratory disorder in the ocean

Geologists confirm oxygen levels of ancient oceans

Jurassic drop in ocean oxygen lasted a million years

Ancient ocean deoxygenation provides an urgent warning

A Looming Oxygen Crisis and Its Impact on World Oceans    

Ocean Acidification:

First evidence of ocean acidification affecting live marine creatures in the Southern Ocean

Ocean acidification research should increase focus on species' ability to adapt

Oceans aciidifying faster than thay have in the past 300 mllion years

Comprehensive Study Makes Key Findings of Ocean pH Variations

Scientists analyse the extent of ocean acidification

New challenges for ocean acidification research

Ocean acidification rate may be unprecedented

Smithsonian description of ocean acidification

Earliest life emerged in mildly acidic oceans

Watch ocean acidification in real time

Ocean acidification: hard to digest

Ocean Acidification in deep time

Ocean acidification    

Ocean acidification   

The Ocean Economy:

EEZ (Wikipedia) 

Valuing the ocean

Catlin seaview survey

UN World Ocean Assessment

UN Exclusive Economic Zones

The deepest dig - ocean mining

Seabed mining could destroy ecosystems

A clearer future for underwater exploration

Building a blue economy - part 1     Part 2     Part 3

Scientists caution against exploitation of deep ocean

Achieving a safe and just future for he ocean economy

Satellite oceanography data producers and users connect

Oceans may be large, overlooked source of hydrogen gas

Scientists' perspectives on global ocean research priorities

A new threat to oceans: deep-sea mining for precious metals

WWF: Reviving the ocean economy: the case for action - 2015

Warming of the oceans and implications for the (re)insurance industry       

Protecting the deep sea: a call for balancing mining and ecosystem protection

Ocean solutions to address climate change and its effects on marine ecosystems

Where iron and water mix: hydrothermal vents a significant source of iron in the oceans    

Marine reserves, hydrographic organizations and UN Conventions:

International Hydrographic Organization

UN Convention on the Law of the Sea (UNCLOS)

Evolving science of marine reserves: new developments 

New UK national centre covers marine science from the coast to the deep ocean

Scripps scientists explore the mysteries and challenges of the deep sea    Woods Hole Research Center 


Pacific Ocean:

The long memory of the Pacific Ocean

Tropical Pacific Observing System project 2020

Physical drivers of the summer 2019 North Pacific marine heatwave

Deep-sea streaming: 500-mile NEPTUNE cabling brings Internet to the ocean floor

Underwater lab: UW researchers install 14 miles of cable, acmeras, sensors on ocean floor

Ocean Observatories Initiatives: cable array brings the ocean to your living room 24/7

Microfossils illuminate ancient ocean currents

Study explains Pacific equatorial cold water region

East of Japan, upper ocean waves follow a seasonal cycle

A journey down the East Australian Current

North America:

Gulf of Alaska:

Massive amounts of fresh water, glacial melt pouring into Gulf of Alaska

Salish Sea:

Perceptions of change in Puget Sound

Atlantic Ocean:

Multiple drivers of the North Atlantic warming hole

Northwest Atlantic Ocean may get warmer, sooner

Sea surface temperature reaches record highs on US northeast continental shelf

Aluminium in an ocean GCM compared with West Atlantic Geotraces cruises

Caribbean Sea:

Caribbean Sea acts like a whistle which can be 'heard' from space

Sargasso Sea:

Big changes in the Sargasso Sea


Euopean public perception of marine climate change

Baltic Sea:

Nordic seas cooled 500,000 years before global oceans

A new research programme to achieve an improved understanding of the Earth System for the Baltic Sea region

Mediterranean Sea:

Early Holocene Eastern Mediterranean ocean climate and the stability of its overturning circulation

Growing Antarctic ice sheet caused ancient Mediterranean to dry up

Central Asia:

Aral Sea:

The future of the Aral Sea lies in transboundary cooperation

Indian Ocean:

Marine forecasting on the horizon for Indian Ocean Rim

Origin of Indian Ocean Seamount Province by shallow recycling of continental lithosphere

The data behind the search for MH370

Southern Circumpolar Ocean:

The global influence of localized dynamics in the Southern Ocean

The International Bathymetric Chart of the Southern Ocean

Miixing it up: study provides new insight into Southern Ocean behaviour

Latest Southern Ocean research shows continuing deep ocean change

Massive Southern Ocean current discovered    

Notorious Southern Ocean current far stronger than previously thought

New discovery of how carbon is stored in the Southern Ocean

In the Southern Ocean, a CO2 mystery comes clear

What kind of iron is in the Southern Ocean?

Antarctic bottom waters freshening at unexpected rate 

Arctic Ocean:

A 'regime shift' is happening in the Arctic Ocean