23 votes
Accepted

Why do colder climates have more rugged coasts?

As Fred's answer and some comments wrote, this is of course not so generally true. What is true is that many rough coasts were formed by past glaciation. Obviously you don't tend to get many glaciers ...
leftaroundabout's user avatar
23 votes

Why do colder climates have more rugged coasts?

Have you had a look at the northern coast of Russia or Alaska, in the cold Arctic? Having just looked at them on Google Earth, they are lengthy and seem very "un-rugged". The northern coast ...
Fred's user avatar
  • 24.7k
15 votes
Accepted

Why does it rain more at night than during the day?

First off, your observation that Tamil Nadu gets more rainfall in the evening is partially backed by records. Sahany, Venugopal, and Nanjundiah, 2010 provide data on diurnal scale rainfall ...
kingledion's user avatar
  • 3,376
12 votes
Accepted

Why does this shoreline change this way?

Short version; the beach moves because the waves change. Long version; Beaches, and in fact entire bays, conform in shape and alignment to the prevailing wave patterns in the area. The exact magnitude ...
Ash's user avatar
  • 4,260
7 votes
Accepted

What factors bring sand into or out of the beach?

The amount of sand on the beach at any one time is a dynamic quasi-equilibrium between a whole raft of processes. These include wave power, frequency and direction, seabed angle, longshore drift, rips ...
Gordon Stanger's user avatar
6 votes
Accepted

What causes such a narrow slit in a cliff? (see photo)

If you see the other user (Jan Doggen's) google maps link, you can see apparently similar features in different states - this is a particularly neat example of a general phenomenon. These notches ...
David Elliott's user avatar
6 votes

Why does NW coast of Scotland look like it does? (Similar to Norway, so different to other European coastlines)

These are actually a geological feature called "fjord" which the Scandinavian Peninsula and surroundings (including Scotland) are known for. It is the result of glacial erosion during the Ice Ages. ...
TonyC's user avatar
  • 207
5 votes

What factors bring sand into or out of the beach?

There's a huge literature on this problem, and depending on who you ask you will get different answers. I'll come at it from the geomorphology perspective. The most uninformative explanation is that ...
Z W's user avatar
  • 432
5 votes
Accepted

Why did the Persian Gulf shrink during the influence of Ancient Mesopotamia?

There has been lots of works trying to reconstruct the evolution of the Gulf shoreline through time. They do not agree on the exact same dates (see this review by Sissakian et al. 2020), but they ...
Jean-Marie Prival's user avatar
5 votes

Why does NW coast of Scotland look like it does? (Similar to Norway, so different to other European coastlines)

The Northwest of Scotland has a common linkage to Norway in that both are the remains of the once-mightly Caledonide chain of mountains. This was before the Atlantic Ocean opened up, so other ...
Gordon Stanger's user avatar
5 votes
Accepted

Guessing region of the world from coastline / border shape: geographic insights for Worldle game

I can think of at least two features that could help identifying a country: one geographical, and one geological. Geographical feature: long, straight borders This type of border has usually been ...
Jean-Marie Prival's user avatar
4 votes
Accepted

How does the west coast of Japan have cliffs?

Why are waves from full width oceans critical for the formation of cliffs? There are many cliffs in inland regions, particularly, mountainous regions & escarpments along rivers. The sides of Table ...
Fred's user avatar
  • 24.7k
3 votes

Do desalination plants affect the ground water table?

With desalination plants the import thing to consider is from where such plants are taking water and where they are disposing of their waste. The waste from desalination plants is either salt of very ...
Fred's user avatar
  • 24.7k
3 votes
Accepted

Are beaches found all along the coast? If not, what is required for them to be formed?

Not all coastlines have beaches. Some have cliffs, such the Great Australian Bight, which forms a significant part of the southern coast of Australia. The limestone cliff portion of the Bight is over ...
Fred's user avatar
  • 24.7k
3 votes
Accepted

Is Alert (in Canada) a harbor/port?

Wikipedia does not include Alert as a port. As the comments suggest, there is too much sea ice at that latitude to merit the infrastructure required of a port. The northernmost port in the world is ...
Oscar Lanzi's user avatar
  • 3,831
3 votes

How to determine the orientation of coastline from NetCDF file

It should be noted that NetCDF data just describes the format that the data is in. One dataset that I know of (IBTrACS) contains data that is not gridded data, and also contains a landmask. But this ...
BarocliniCplusplus's user avatar
3 votes

Light at the coast - is it different?

At the coast the horizon facing the ocean is unobstructed, so a larger part of the sky is visible than inland, where trees, buildings, etc., block the view of the horizon. Also, the horizon sky is ...
Jack Denur's user avatar
3 votes
Accepted

Why are mixed crops cultivated in high latitude coastal environments?

It is called Companion planting, and it is actually fairly common with hand tended fields. It does not work well with mechanized agriculture which is why you don't see it much in large scale farming. ...
John's user avatar
  • 6,891
2 votes

How likely is it for coastal cities to survive next 40 years?

I also live on the coast and have been concerned about what to expect with regard to sea level rise in the near future. The following graph illustrates the observed rise in sea level over the last 30 ...
semicode's user avatar
2 votes

Determing whether an area is Inland or Coastal

Well, let's start with a rough global map (from NCEP Reanalysis) of the average winds speeds (in meters per second): Multiply by 3.6 to get km/hr. So your range is basically from 3 m/s to 4 m/s. So ...
JeopardyTempest's user avatar
2 votes

How can I find the nearest point on the coast from an ocean location?

There are public databases with the coastline in lon,lat format. You just need to find the point closest to your coordinates in that coastline. For that you need the formula of the distance between ...
DrGC's user avatar
  • 1,773
1 vote

How reliable is sea-ice concentration (fraction) data in ERA-Interim?

I would recommend changing from ERA-Interim to ERA-5, since ERA-Interim will be outdated soon. This is the information currently given by the data provider: ERA Interim is being phased out. Users ...
Basileios's user avatar
  • 407
1 vote

Do desalination plants affect the ground water table?

Some desal plants takes brackish water from under ground and treat it. YES it does cause problems with salinity, though the water used is often pumped back underground to be used again. But ...
LazyReader's user avatar
1 vote

High tides at Venice

Venice has plans for a new hydraulic flow controlled by levees and a dam during runoff & tidal events as sealevel continues to rise. This has a brief summary of progress: https://www.citylab.com/...
Tom Mallard's user avatar
1 vote

Light at the coast - is it different?

Sorry to be un-arty but you should be able to measure scattered light intensity at the coast versus inland. My guess is that it is brighter at the coast which also probably also means it gets lighter ...
Nicholas White's user avatar
1 vote

What causes such a narrow slit in a cliff? (see photo)

Could be formed by two natural processes. First, some fault with shear zone, which is obviously much weaker than the rock around it and gots weathered faster. Second, could be some vein/dyke of some ...
Zbynek Burival's user avatar

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