Questions tagged [oceanography]

Oceanography is the branch of Earth science that studies the ocean. It is also known as oceanology.

Filter by
Sorted by
Tagged with
1
vote
2answers
58 views

Will increased level of ocean acidity lead to more frequent acid rain?

Will increased level of ocean acidity lead to more frequent acid rain? I searched on google and it says acid rain will have minor impact on ocean acidity, but I am not sure if increased ocean acidity ...
1
vote
1answer
48 views

What are good oceanographic journals

I am a developer with a oceanographic side project. I did some ML on wave & tide data and thought of publishing it in a paper. What are some good journals to send it to? Any recommendations? ...
0
votes
0answers
12 views

Australia east coast data access WW3

I am currently looking into https://polar.ncep.noaa.gov/waves/product_table.shtml?-multi_1- And wondering why no station for the Australia East Coast is defined in the list. The northernmost station ...
1
vote
1answer
91 views

Understanding timescales within the day period

I stumbled across a timescale which I am unsure of. What does it mean by intra-daily scale variability? I would also like to know if intra-tidal scale variability is of any use for capturing daily ...
5
votes
1answer
65 views

How can methylmercury in the ocean be reabsorbed into the atmosphere?

The Sacramento Bee news article Toxic fog may be poisoning some of California’s mountain lions, study says says Algae in the ocean convert mercury to methylmercury, its most toxic form, which can ...
17
votes
3answers
6k views

Lanes of flat ocean surface in coastal waters

When the ocean is still, i.e. there aren't waves that disturb the surface, you often see "lanes" of water that seem flat as opposed to areas where the wind causes ripples. What causes this?
3
votes
1answer
130 views

How can oceanic Rossby waves move from East to West?

I can find several examples of Rossby waves, mainly atmospheric, moving towards East. Is it possible that they also move towards West?
1
vote
0answers
35 views

What will the sea level be when the ice caps/glaciers melt? [duplicate]

I have my views and you have yours, so I ask a question, what was the average sea level in Athens, Greece 2,720 years ago? What was the average sea level in ancient Rome 2,420 years ago? https://en....
0
votes
0answers
33 views

What is the reason for the stratification of water column in oceans?

I read that isopycnal diffusion is 107 times larger than diapycnal diffusion and this is the reason why the concentrations in the thermocline and below do not propagate to shallow waters. However, I ...
8
votes
2answers
401 views

Light at the coast - is it different?

I have heard artists talk about the unique quality of light near the sea, and now I live near the coast I want to know if there's any truth in it. Does being near the ocean affect light inland? I'm ...
6
votes
1answer
168 views

What is the evidence it is feasible to reverse ocean acidification by adding large quantities of a base (bicarb soda)?

A commenter made the following reflection: Ocean acidification is different than sea level rise and global warming, however. With ocean acidification, we're making an excursion unlike anything the ...
14
votes
1answer
142 views

Does the heating of the oceans due to greenhouse effect negate the acidification due to increased CO2 levels?

As I understand, the dissolving of carbon dioxide leads to increased acidification of the oceans, and thus increased atmospheric CO2 levels would lead to more dissolution in the oceans and thus ...
3
votes
0answers
31 views

Is the slowing down of the Atlantic meridional overturning circulation a response to climate change?

I have been taught that the changes in current were caused primarily by climate change but upon reading the conclusion of the paper named: "Observed decline of the Atlantic meridional overturning ...
12
votes
1answer
1k views

Why is ocean surface velocity around 3% of wind velocity?

Many introductory level textbooks suggest that, as a rule of thumb, the velocity of the ocean surface is around 3% the wind velocity at 10 meters above the sea surface. For instance, Ocean ...
1
vote
1answer
299 views

How is the total area of the world's oceans 361 million sq km?

How is the total area of the world's oceans 361 million square kilometres? I can't see how the five individuals ones add to that. When I Google how many squared km is this/that ocean, I get When add ...
1
vote
0answers
15 views

Does anyone know of any studies comparing juvenile and adult abundance data for an ontogenetic reef fish? [closed]

I'm trying to look into relationships between juvenile Hogfish which recruit in sea grass habitats to adult abundance data that move to deeper offshore reef and hard bottom habitat. I have data from ...
9
votes
2answers
1k views

How do Rossby Waves in the ocean form?

So on land, I believe that one factor in their formation is due to inhomogeneities in surface heating between land and ocean (and also inhomogeneities in surface heating due to terrain effects like ...
12
votes
1answer
324 views

What is the area with the largest velocity vertical shear in the ocean?

While there are areas with really strong tidal currents in the ocean, these currents tend to be primarily barotropic. My question relates to the largest vertical difference in velocity and it is ...
15
votes
1answer
2k views

About meddies: what are they? How do they form? How are they maintained?

A "meddy" is usually described as a Mediterranean Water eddy. While many meddies have been observed in recent years, I would want to know what are the common characteristics of such features (...
3
votes
2answers
89 views

Does Earth's rotation cause sea levels to increase from east to west?

Intuitively if the Earth were to rotate fast enough from west to east, the average sea level would be noticeably higher on the west edge of the oceans. Does Earth's rotation cause this effect in ...
5
votes
1answer
135 views

Carbon dioxide and ocean acidification based on temperature

For our assignment, we are required to analyse and compare the $\ce{CO2}$ level (in both ocean and air) of two different sites. Theoretically, shouldn't the $\ce{CO2}$ level of a colder region (e.g., ...
4
votes
1answer
71 views

The effect of CO2 concentration on the pH of the ocean

I'm confused about how increased $\ce{CO2}$ concentration in the atmosphere affects the pH of the ocean. The increase in $\ce{CO2}$ concentration means the pH of the ocean will decrease (by several ...
6
votes
1answer
220 views

Carbon's role in ocean acidification

This might seem like a basic question, but I'm a little confused about the effects on ocean acidification of different carbon compounds. I have heard that increased levels of carbon dioxide in the ...
3
votes
0answers
392 views

How much ocean water is currently being displaced by ships?

According to Statista, as of January 2017, there are approximately 52,000 ships currently operating in the merchant fleet and 11,000 of these are considered bulk carriers. How many ships are there ...
4
votes
1answer
90 views

Relationship Between Ratio of Atmospheric Gases and Ocean Gases

A version of this question was posted in Chemistry SE and Worldbuilding SE but I've been told it wasn't appropriate to either SE. I was told to give this SE a chance. If you think it doesn't belong on ...
-1
votes
1answer
44 views

SeaDataNet's NEMO software, stuck on data validation?

I'm new to the community and this is my first question, I would appreciate in advance your patience and your time to read this post. I'm currently processing some oceanographic data such as salinity, ...
4
votes
1answer
72 views

Why does vertical diffusivity increase with depth in the ocean?

In Talley et al.'s Descriptive Physical Oceanography, figure S7.4, it seems that vertical Eddy diffusivity increases with depth between 0 and 30 degrees latitude. Why is this? I thought that ...
7
votes
1answer
93 views

What are these river/canyon-like carvings in the ocean?

Browsing around Google Maps, I came across this off the south-west coast of Ireland It looks very consistent with the shape rivers and their tributaries might make, but it has me puzzled since it's ...
2
votes
0answers
34 views

Use of radiolarian fossils to assess CO2 levels in early geological periods

Radiolaria are microscopic marine protozoans commonly found as fossils in rocks dating as far back as the early Cambrian. Their silica skeletons are damaged by high levels of CO2, so is it possible to ...
7
votes
0answers
226 views

Is Hudson Bay part of the Arctic or the Atlantic Ocean?

Years ago I learned that the Columbia ice field was North America's triple divide point: water flowing from this ice field could drain into the Artic, the Pacific, and the Atlantic Ocean. Something I ...
2
votes
0answers
54 views

Ocean Acidification - The effect of CO2 concentration on the pH of the ocean [duplicate]

I'm confused about how increased CO2 concentration in the atmosphere affects the pH of the ocean. The increase in CO2 concentration means the pH of the ocean will decrease (by several chemical rxns). ...
4
votes
4answers
154 views

Have the oceans dissolved water vapour?

The oceans have dissolved gases as N2 or O2. Henry's law establishes there is an equilibrium between the atmospheric concentration of a gas and its concentration in the ocean. The atmosphere has H2O(...
15
votes
4answers
4k views

Why are there waves in seas towards shore - even in night?

Waves are mostly caused by Friction of wind on surface of water. Wind blows from sea to land in day and land to sea in night due to pressure and temperature difference. So it is intuitive why there ...
8
votes
1answer
76 views

Most corrosive seawater areas in world

I am looking for any studies or maps detailing the average salinity and temperature for areas of the Earth's oceans. As an extra if anyone has data or maps on areas with large amounts of in-trained ...
3
votes
1answer
108 views

Is the ocean a carbon sink when considering only the biospheric component?

Most people knows that the ocean overall is a carbon sink, but a big part of the sink is due to chemical equilibrium (via dissolution) with the atmosphere (for ref: https://link.springer.com/article/...
7
votes
1answer
24k views

Why is the Ocean water on the west Coast so cold comparing to the East coast?

Even at similar latitudes they appear to be quite different from one another.
0
votes
1answer
75 views

Increase Evaporation from oceans

I would like to ask you about evaporation from sea water. Can you increase evaporation by spraying seawater to the air? Is there any difference compared to freshwater spraying (aerosol particles)?
11
votes
2answers
227 views

Would a volcanic winter trigger an oceanic “spring”?

There is large amounts of observations supporting the effects of volcanic eruptions on climate: A long term subtle warming effect due to $\small\mathsf{CO_2}$ and a short term, but more intense ...
5
votes
2answers
84 views

Coral Reef and Volcanic Islands

I have two questions regarding coral reef and volcanic islands. When a new volcanic island is formed, how much time generaly passes before a coral reef starts to form around the island? Another ...
3
votes
1answer
333 views

How to solve libnetcdf.so.12: cannot open shared object file in pyferret?

My pyferret was working perfectly until I had installed netCDF4 and now it is throwing up this error ...
8
votes
1answer
164 views

How do I start with Modular Ocean Model version 6 i.e. MOM6 on my ubuntu linux machine?

I am learning ocean modelling and have started with MOM6. I needed guidance on where to start from and how to run the model on my local machine (Ubuntu) to perform various tasks such as regridding or ...
4
votes
1answer
99 views

History of the Arctic Ocean

Much of the Arctic Ocean is fairly shallow compared to other oceans. There must have been times in the past during severe ice ages that a lot of what is now the ocean bed was above sea level. When was ...
0
votes
1answer
78 views

Result of floating-iron-balls in the mid-pacific?

I had an idea to make green islands from mid-pacific plastic: Release a million tons of floating iron balls there, which will stay in the same regions as the plastic and hopefully cause a veritable ...
1
vote
1answer
58 views

On La Vagabonde what Citizen Science is Possible? [closed]

The Catamaran La Vagabonde is a high tech vessel that's designed to be as carbon neutral as possible. Subject to the constraints of space, time and safety, what citizen science projects would be ...
0
votes
1answer
25 views

Creating a general log sheet for CTD and ADCP for fieldwork

It is close to the deadline for conducting research on a research vessel for the Irish Sea (one month left). I'm currently a student and would like some descriptive observational data/variables needed ...
1
vote
1answer
62 views

Why does the ocean seem much cleaner than the bay I live near

I live in Melbourne near a bay, and it always seems really dirty, whenever I go out to the open ocean the water always seems much cleaner. Is there a reason for this, does the bay trap pollution or do ...
3
votes
1answer
75 views

Quickly breeding oysters to combat oceanic pollution?

I've been doing some wikipedia binging and it's come to my realization that it may be in the Earth's best interest to raise the world oyster population as quickly as possible. The basis for this is ...
2
votes
3answers
70 views

Why is reverse osmosis desalination the dominant method used and not heat-based methods? Also why is brine being dumped back into the ocean? [closed]

So I was recently watching this video regarding desalination efforts around the world and the viability of desalination as a means to provide humans with freshwater. I had a few questions: 1 - They ...
2
votes
1answer
69 views

What's really happening with “stormquakes”?

The PBS Newshour article Scientists discover big storms can create ‘stormquakes’ says: A stormquake is more an oddity than something that can hurt you, because no one is standing on the sea floor ...

1
2 3 4 5
10