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Questions tagged [geomorphology]

The [geomorphology] tag concerns the landforms and exogenous processes of the surface of the Earth or other solid surface planets.

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16 votes
3 answers

What processes produced the basalt columns of the Giant's Causeway?

The Giant's Causeway is, according to the Wikipedia page was formed during during the Paleogene Period, Antrim was subject to intense volcanic activity, when highly fluid molten basalt intruded ...
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16 votes
1 answer

Impact craters under water

What would be the resulting impact crater of a meteorite hitting bodies of water on Earth? Let's take for example the impactor that resulted in Meteor Crater, Arizona. What would the impact look like ...
Gimelist's user avatar
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12 votes
1 answer

How deep was the Vredefort Crater when it happened?

The Vredefort Crater is one of the biggest known impact craters on earth. How deep would it have been, relative to the original ground height, immediately after the dust settled, and before any ...
naught101's user avatar
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27 votes
3 answers

Is there sand in Antarctica?

There's a song "Blizzard's Never Seen the Desert's Sand". Given Antarctica is a desert, someone questioned the title's validity. BUT is there sand in Antarctica? I'd imagine yes as it's a pretty ...
cr0's user avatar
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18 votes
2 answers

Why are deserts mostly located on the western side of continents?

I read somewhere in a book that mostly desert found in the western part of a continent. So my question is that why is it so? I searched on the internet but I didn't get a reasonable answer for that.
bashir ali's user avatar
16 votes
2 answers

What are these lake-like blue patches in the desert, visible in satellite image?

I found some blue patches in the Arabian desert in Google Earth. It looks like as if they were lakes with sand dunes rising out of the water. But there isn't water in the desert, at least not this ...
Glacialis's user avatar
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14 votes
3 answers

Why is Mauna Kea taller than the maximum height possible on Earth?

We can calculate the maximum possible height of the mountain on earth. If the elastic limit of a typical rock is $3 \times 10^8\ \mathrm{N/m}$ and its mean density is $3 \times 10^3\ \mathrm{kg/m^3}$,...
Aneek's user avatar
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7 votes
1 answer

How old are Chile's fjords?

Do we have any knowledge about the age of Chile's fjords, more specifically, those found near the Northern Patagonian Ice Field? Is it reasonable to conclude that they were formed in Quaternary given ...
Second Wind's user avatar
5 votes
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Is the Grand Canyon the "greatest" canyon in the world? [closed]

The Grand Canyon is nearly 446 km (300 miles) long, 29 km (18 miles) wide, and over 1,8 km (1 mile) deep. To the best of my knowledge, there is no other canyon of comparable size in the world. Is ...
Tom Au's user avatar
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5 votes
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Is sterescope still used to do cartography with orthophotography?

I used this tool at my degree a couple of lusters ago to do cartography with aerial orthophotos. We used it on cartography and geomorphology subjets. Source: The method consists ...
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