Questions tagged [geography]

For questions that are concerned with or nested within the field of Geography; the study of lands, their features, and the relationships and complexities between and among peoples, the physical environment, and ecosystems.

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What is the line of sight altitude to see hawaii from texas

To see Hawaii from Texas how high in altitude would you have to be? I know the curvature of the earth has a big role in this
lee's user avatar
  • 21
7 votes
1 answer
4k views

What are these very wide circles I saw on google map in Madagascar?

I was searching for the baobabs in Madagascar and found these wide circles near Avenue of the Baobabs...What are these? Here's the coordonates 20°16'53"S 44°28'49"E, and here is a link: ...
Rez's user avatar
  • 73
2 votes
3 answers
88 views

Population density formulas

Are there any formulas to predict population density of a geography based on known geographic factors like water, food etc. in the vicinity. Either for humans or any living organisms.
Happyman74's user avatar
2 votes
3 answers
241 views

When does the International Date Line concept break down?

Edit: this is a very silly question, sorry about that :/ I won't delete it though. When I was little and learned about the IDL, my first thought was the following: if I could do a couple of circles ...
DL33's user avatar
  • 129
3 votes
1 answer
109 views

Is there a term for part of a country separated from the rest in general

I mean a part of a country that can't be reach from the rest without leaving the country or it's territorial water. I don't know if exclave really covers what I'm thinking of. For example would the ...
skyking's user avatar
  • 131
1 vote
2 answers
99 views

Why isn't Panama considered an intercontinental country?

A well-known intercontinental country (a country that exists in two or more continents) is Egypt. It has been divided to two parts by the man-made Suez Canal. The Sinai peninsula which is at the east ...
Snack Exchange's user avatar
3 votes
1 answer
47 views

Are any New Guinea snakes invasive?

Papua New Guinea has many species of snakes, some of which are dangerous: https://www.ecologyasia.com/verts/png-snakes.htm Are any of these species invasive, or are they all indigenous? Or, since that ...
rwallace's user avatar
  • 705
2 votes
1 answer
135 views

My snarky cousin tossed a monkey into my ability to see large cloud at 300 miles HELP!

The top of a cumulonimbus cloud is usually about 40,000 feet and can reach heights of over 60,000 feet, which would be visible for a distance of 245 or 300 miles, respectively. from How far away can ...
Jacques Taulard's user avatar
1 vote
1 answer
414 views

How were the rainbow mountains formed?

There are several examples of rainbow mountains in various countries. How were they made?
American woman's user avatar
12 votes
2 answers
688 views

Most amenable coastal geographic conditions for harbors?

I've been trying to find sources detailing the natural geographic features most suitable for shipping harbors along a coast—primarily for international trade. So far, I've read vague reference to ...
honeymoow's user avatar
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1 vote
0 answers
29 views

Naming dimensions of a chunk of earth [closed]

Norway would fit in a bounding box of 500x1600x3 km, where 500 km is east-west, 1600 is north-south, and 3 km is up-down. What do you call these dimensions? When speaking about furniture, you use ...
user877329's user avatar
4 votes
2 answers
228 views

If the Sea level rises, will the mountains lose their height?

I read that the altitude of mountains is measured from the sea level. So, if the sea level rises significantly due to global warming, will the mountains and hills lose some of their altitudes and ...
Sooraj MV's user avatar
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2 votes
0 answers
38 views

Difference between Hillshading and Terrain Resource Information Management

I am picking up on remote sensing. I came across a paper where they use the shaded relief model from Terrain Resource Information Management (TRIM) for hillshading. However, is it the same as the ...
kc_nul's user avatar
  • 507
2 votes
0 answers
61 views

Form Lines from Strike and Dip measurements

I am looking to draw form lines on this map based on the strike and dip measurements taken on site. From what I have gathered it is an anticline with a possible second fault to the right hand side. ...
L Morgan's user avatar
3 votes
0 answers
22 views

Relationship between Indian monsoon and Indian ocean Dipole

As we know that Indian monsoon basically involves a low pressure area over Tibet Plateau and a high pressure area near Mascarene basin. How come Positive Indian ocean dipole enhances the monsoon as it ...
ankit pandey's user avatar
3 votes
1 answer
2k views

Can you see the main island of Taiwan from China?

Taiwan's main island is about 100 km from China. Is it possible to see it if you are at a scenic viewing spot in China on a clear day? This image, from a Reuters article, shows people on Pingtan ...
Nederealm's user avatar
  • 133
1 vote
1 answer
73 views

What is the geographical category of the place called "Vandaforsen"?

So control of the country’s finances required control of its main trading centres. To that end, in 1550 Gustav Vasa founded a new harbour city on the northern shore of the Gulf of Finland, at Vanda ...
1amroff's user avatar
  • 145
1 vote
0 answers
39 views

Sun overhead in Barbados [duplicate]

The sun is directly overhead in Barbados twice a year, my guess is approx 5-6th May and 5-6th August. What are the exact dates?
El Timaldo's user avatar
3 votes
0 answers
47 views

How is drainage divide defined upstream of bifurcation?

Recently, I visited the Divide Creek birfucation in Canada where a creek bifurcates with one arm flowing to Pacific and the other to Arctic Ocean and I was wondering how does this rather rare ...
Jen's user avatar
  • 113
5 votes
1 answer
118 views

How deep could an ocean trench be on Earth theoretically? [duplicate]

I was listening to a creepypasta story on YouTube about extremely deep places in the ocean deeper than the Marianas' Trench, and that makes me wonder. On Earth specifically, how deep could an ocean ...
Luke's user avatar
  • 51
2 votes
1 answer
55 views

How much of Earth's oceans has each of the listed features?

Long ago, Chris Wayans, a worldbuilder, created a thought experiment switching Earth's depth with height, and vice versa. The result: Abyssia. He even went as far as listing the following ...
JohnWDailey's user avatar
1 vote
0 answers
42 views

How was the sea depth under the North Pole ice sheets measured?

Google Earth doesn't show the ice sheets of the North Pole, but the undersea depth. How was this depth measured, when most of this area is covered by ice all year round?
2080's user avatar
  • 371
2 votes
1 answer
283 views

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

The game Worldle (https://worldle.teuteuf.fr/) is related to the recent craze in online once-a-day puzzles like Wordle. You are shown the outline of a country and get six guesses. For each wrong guess,...
nealmcb's user avatar
  • 123
1 vote
1 answer
122 views

Would the Climate change in Southern Africa by Filling Lake Makgadikgadi Evaporation Pans with water from the Zambezi and Chobe Rivers?

I have Macro question, and have enquired and discussed this topic with numerous people. My background is more in Economics and Finance, and read a very interesting article if I am not mistaken 10-15 ...
Charl Yazbek's user avatar
2 votes
2 answers
174 views

Does the collision of India influence the geology and geography of some of the other mountains of Asia, or just the Himalayas and Tibet?

This here is a nice and lovely map of Asia. Note that the teardrop-shaped Tibetan Plateau dominates the map, and we have India to thank. For the last 50 million years, it has been pushing upwards, ...
JohnWDailey's user avatar
4 votes
0 answers
35 views

Is there any place on Earth that does not have a "sub-annual" cycle/season?

I am not sure if this question makes sense, it is completely out of the blue. Over a large range of latitudes, we have 4 distinct seasons and repeat again and again the next years. Even in the poles, ...
y chung's user avatar
  • 704
4 votes
0 answers
314 views

What is the reason behind some of the biome anomalies in Africa?

For example : The center of Africa lies in the Equatorial region and yet, does not have tropical rainforests all the way across. The island of Madagascar has two different biomes Since altitude and ...
nSack's user avatar
  • 81
3 votes
2 answers
214 views

Is there a meridian that only passes through water (excl. continental Antarctica)?

The question is quite simple, does there exist a meridian on Earth that only passes over water, with the exception of continental Antarctica of course. From eyeballing a world map it seems somewhere ...
collector's user avatar
  • 131
8 votes
1 answer
2k views

Do these islands exist or are they technical artifacts?

I am using data in a GIS application that shows some land or islands in areas where I would not expect such, or at least have never heard that there are islands. How to find these in Google Earth? Do ...
HeyGeorge's user avatar
1 vote
1 answer
33 views

What characteristics are considered when distinguishing a place based on physiographic provinces?

Wikipedia describes a concept called "physiographic provinces". If I understand right, geologists simply created lines on a map, to create clusters of places that are geologically similar. ...
Village's user avatar
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1 vote
0 answers
28 views

What is the area of prominient peaks

https://en.wikipedia.org/wiki/Matterhorn#/media/File:On_the_summit.jpg shows a climber on top of Matterhorn.It really looks like the area is quite small maybe 2 m^2. What is the typical area of ...
user877329's user avatar
7 votes
2 answers
101 views

What would be the effects of a large forest fire on soil in other places?

Say a large forest fire took place. As I understand it, the smoke and ash would ride the wind and could be a health hazard even to people that are quite far away. My question is will it damage the ...
veryconfusedman's user avatar
1 vote
0 answers
44 views

How to calculate relative humidity with temperature and dew point? [duplicate]

I got this formula for calculating- 100x(EXP.((17.625x32)/(243.04+32)/EXP.((17.625x54)/(243.04+54)))=? The answer should be 43, but I Keep getting 65. Please, can anyone calculate this correctly? ...
Rena's user avatar
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4 votes
0 answers
59 views

Boundary between areas having frequent versus infrequent forest fires

In some parts of North America, such as California, the climax ecosystem has frequent forest fires -- that is, relatively dry forest that in absence of human intervention would burn perhaps every ...
rwallace's user avatar
  • 705
2 votes
2 answers
591 views

Is Challenger Deep really the deepest place in the ocean?

We have all been told at some point that the Mariana Trench is the deepest place in the ocean, but is that really true? More than 80% of the world's oceans are unexplored, so couldn't there be a much ...
Heath Pitt's user avatar
1 vote
1 answer
95 views

What is the southernmost landmass not covered by the Antarctic Treaty? [closed]

I know Bouvet Island is quite south. Is there anything southern than that?
zabop's user avatar
  • 246
2 votes
1 answer
232 views

Lowest point between Denali and Aconcagua

Background The Denali (Mount McKinley) is the third most prominent mountain on earth. According to wikipedia It has a height of 6,191 meters, a prominence of 6,144 meters, and a "col" of 6,...
donquixote's user avatar
3 votes
1 answer
183 views

Is there any single, generally accepted statistic describing the flatness of a given territory?

I'm very interested in Russian history, and this led me the other day to look at a beautiful painting of the famous Vladimir Highway. The painting is famous in its own right, and is said to express ...
Tom Hosker's user avatar
15 votes
1 answer
1k views

What happens with the isogonic lines at the South Pole?

While reading about sundials, I've seen maps depicting isogonic lines (those that connect points with the same magnetic declination values). Pray tell, what's happening in Antarctica? Why does it ...
C Camerini's user avatar
4 votes
1 answer
691 views

What affects where a terrain will be rocky or grassy?

I’m working on a terrain generator and I now need to color the terrain to be rock, grass, or snow. Ignoring snow for now, at first I thought I’d make flatter areas grass and make steeper areas rock. ...
S2673's user avatar
  • 143
1 vote
0 answers
66 views

Why is there no American dry winter monsoon?

Some regions have monsoon conditions, a seasonal reversal of wind due to the heating and cooling of major land masses. This is true of east Asia in particular; according to https://science.jrank.org/...
rwallace's user avatar
  • 705
4 votes
2 answers
95 views

Does storm seasonality vary with latitude?

Anecdotally, where I live in northern Europe, the weather seems to be stormier in winter, and this seems to be backed up by hard data. For example, https://www.sciencedirect.com/science/article/pii/...
rwallace's user avatar
  • 705
1 vote
1 answer
105 views

How does the west coast of Japan have cliffs?

In Ireland, sea cliffs tend to be on the west coast, because it's exposed to waves coming across the full width of the Atlantic, and therefore gets a lot of erosion, whereas the east coast is only ...
rwallace's user avatar
  • 705
5 votes
1 answer
163 views

To Determine the Geographic center of a continent, is balance point the accepted method and is equivalent to finding the centroid?

This is not exactly a pure Earth Science question but I'm not sure GIS SE is a suitable place either. "The Google" suggested I watch CBS Sunday Morning's The debate over the geographical ...
uhoh's user avatar
  • 7,148
4 votes
2 answers
130 views

Is it possible to detect Coriolis effect using a Wind Rose?

I once learned in high school that the area where I used to live experiences the Coriolis effects of the air movement above the city. I never paid attention to this before, but I recently heard about ...
CuriousPaul's user avatar
1 vote
0 answers
87 views

Where can I find a list of mountain chains on the Earth?

I want to make an app for smartphones that lists the mountain chains of the world. Where can I find a list of all mountain chains that are presently outspread on the Earth?
user avatar
4 votes
1 answer
851 views

Can I regard the grayscale of a RGB color image as a panchromatic image?

Here I have a remote sensing dataset with many bands (e.g., blue, green, red, ...), and I use the blue, green and red bands to get a true color image. I want to know if I can get a panchromatic band ...
tunar's user avatar
  • 331
4 votes
1 answer
94 views

What was the size of the Aral sea in year 1000 CE?

I understand that since the rise of the Soviet Union the Aral sea has dried up more and more due to irrigation from rivers diverting its water to other areas for the sake of agriculture. But is it ...
timesharer's user avatar
3 votes
1 answer
654 views

How to properly distinguish a transversal valley from a longitudinal valley?

I'm confused about how to distinguish the two. Prior to making this question. I've read the wikipedia entry on the subject but it mentions that for example a transverse valley makes 90 degrees with ...
Chris Steinbeck Bell's user avatar
1 vote
3 answers
200 views

How do we know the Arctic is just ice?

If I look at an Earth's map, the Arctic/North Pole always appears just like water. Evidently this is actually covered by ice, with an area depending on the time of the year. If this area is bigger ...
FriendlyLagrangian's user avatar

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