Understand how European navigation, the compass, and the Mercator projection created north on the map and shaped the world maps you use today.
From ClickPetroleoegas by Carla Teles
For millennia, different civilizations designed the world with the south, the east, or even the religious center at the top, but it was the European navigations of the Age of Discovery that established the north as "up" and spread this convention to the entire planet.
Clay tablets in Mesopotamia, maps with the south highlighted in Egypt, Chinese maps with the north at the top because of the imperial throne, Arabic maps with the south at the top because of Mecca, and European Christian maps with the east at the top to honor Eden.
Each culture projected onto the map what it considered most sacred, most central, or most useful.
The turning point came when European navigation on the open sea began to depend directly on the compass and the Mercator projection.
By aligning world maps with the needle pointing north, cartographers like Gerardus Mercator created a model that made life easier for captains, but also introduced cartographic distortion, making northern countries appear larger and more important on the map than they actually are.
Before the European voyages: the world turned upside down.
Each culture projected onto the map what it considered most sacred, most central, or most useful.
The turning point came when European navigation on the open sea began to depend directly on the compass and the Mercator projection.
By aligning world maps with the needle pointing north, cartographers like Gerardus Mercator created a model that made life easier for captains, but also introduced cartographic distortion, making northern countries appear larger and more important on the map than they actually are.
Before the European voyages: the world turned upside down.
In the earliest cartographic records from Mesopotamia, around 2300 BC, maps were administrative tools.
Hand-sized clay tablets depicted rivers, fields, and cities, helping temples and palaces control land and resolve border disputes between neighbors.
There was no standardized orientation.
Each scribe drew according to their own logic.
In ancient Egypt, the criterion was almost entirely based on affection.
The Egyptians placed the south at the top.
Because the Nile came from the south and was seen as the source of life, fertility, and agriculture.
Placing the south "on top" was a way of honoring the source of survival.
This view influenced other African peoples.
In China, the map reflected imperial protocol.
The emperor sat facing south.
And the throne was located on the north side of the hall.
Maps began to be drawn as if the emperor were looking out over his territory, with the north at the top and the rest opening up below.
It was a choice.
politics and ceremony.
In the Islamic world, during the Golden Age, cartographers such as al idrisi They produced some of the most accurate maps of the period, with the south at the top and Africa highlighted.
Mecca was located south of many important regions, and this direction took on symbolic weight.
These maps were used by navigators from various cultures, long before the great...
European navigations to gain the prominence you learn about in school.
In Christian Europe, the so-called TO maps placed the east at the topJerusalem at the center and Christ above all, blessing the world.
They were theological maps, not navigational tools.
The goal was to present a religious worldview, not to help ships cross oceans.
Ptolemy, the compass, and the rediscovery of a world in coordinates.
The mathematical basis of the modern map comes from Claudius PtolemyA geographer from the 2nd century who lived in Alexandria.
In his work "Geography," he compiled coordinates from thousands of locations, defined latitude and longitude, and proposed a systematic way of representing the Earth.
Ptolemy lived in the northern hemisphere, was primarily familiar with lands north of the Equator, and considered that part of the globe to be more relevant and more detailed.
It is no coincidence that the areas known to the Greeks and Romans, concentrated in the north, gained prominence in the upper part of the map.
But medieval Europe lost this knowledge for over a thousand years.
The work survived in the Islamic world and the Byzantine Empire.
It was only in 1406, when Jacopo d'Angelo translated "Geography" into Latin, that the European intellectual elite regained access to this method.
During this same period, another piece enters the board: the compass, likely brought to Europe by Arab merchants.
The needle consistently pointed north.
The navigators of Genoa and Venice realized that if the map was drawn with north at the top, it was much easier to align the chart with the compass at sea.
Portolan charts, used on coastal routes, began to be made with north at the top for purely practical reasons.
It was faster to read the map, rotate it less, and make fewer mistakes.
From then on, north began to consolidate as the preferred upward direction, even before the era of the great giants.
European navigations oceanic rocks explode.
European navigations: when the north rises and never falls again
https://www.youtube.com/watch?v=0Pkqgv135v8
The definitive turning point happens with the explosive combination of three factors: Compass, maritime ambition, and European navigation on the open sea..
The European kingdoms entered the era of great [powers/powers].
European navigations Driven by trade, faith, and power, Portugal, Spain, and later other powers, sought routes to new lands, spices, metals, and markets.
However, Nautical charts did not keep pace with the ambition of the ships..
Navigating for weeks without seeing land required plotting a straight route on a map and following that direction with a compass.
But the Earth is a sphere and the map is flat.
A straight line on paper did not correspond to a simple route on a curved surface.And navigators needed to recalculate their position all the time.
An accumulated error could mean hundreds of kilometers of deviation.
It is in this context of Risky European voyages, ships getting lost and fleets disappearing.
Then Gerardus Mercator enters the scene.
He studies Portuguese and Spanish charts, analyzes errors, and realizes he needs a projection tailored for someone who lives with a compass in hand.
Mercator: the orphan who aligned maps, compass, and European navigation.
But medieval Europe lost this knowledge for over a thousand years.
The work survived in the Islamic world and the Byzantine Empire.
It was only in 1406, when Jacopo d'Angelo translated "Geography" into Latin, that the European intellectual elite regained access to this method.
During this same period, another piece enters the board: the compass, likely brought to Europe by Arab merchants.
The needle consistently pointed north.
The navigators of Genoa and Venice realized that if the map was drawn with north at the top, it was much easier to align the chart with the compass at sea.
Portolan charts, used on coastal routes, began to be made with north at the top for purely practical reasons.
It was faster to read the map, rotate it less, and make fewer mistakes.
From then on, north began to consolidate as the preferred upward direction, even before the era of the great giants.
European navigations oceanic rocks explode.
European navigations: when the north rises and never falls again
https://www.youtube.com/watch?v=0Pkqgv135v8
The definitive turning point happens with the explosive combination of three factors: Compass, maritime ambition, and European navigation on the open sea..
The European kingdoms entered the era of great [powers/powers].
European navigations Driven by trade, faith, and power, Portugal, Spain, and later other powers, sought routes to new lands, spices, metals, and markets.
However, Nautical charts did not keep pace with the ambition of the ships..
Navigating for weeks without seeing land required plotting a straight route on a map and following that direction with a compass.
But the Earth is a sphere and the map is flat.
A straight line on paper did not correspond to a simple route on a curved surface.And navigators needed to recalculate their position all the time.
An accumulated error could mean hundreds of kilometers of deviation.
It is in this context of Risky European voyages, ships getting lost and fleets disappearing.
Then Gerardus Mercator enters the scene.
He studies Portuguese and Spanish charts, analyzes errors, and realizes he needs a projection tailored for someone who lives with a compass in hand.
Mercator: the orphan who aligned maps, compass, and European navigation.
Gerard de Kramer, son of a shoemaker, orphaned at 14, becomes Gerardus Mercator by Latinizing his own name.
He studies Latin, philosophy, history, geography, is imprisoned for heresy, freed by pressure from the university and, already at 40 years old, sets up his cartographic workshop.
He spends years studying letters from Portuguese and Spanish navigators, right in the middle of the era of the great European navigationsThe problem is clear: the map doesn't communicate properly with the compass.
It was necessary to create a projection in which it would be possible to draw a straight line between two points and follow a...
steady direction on the Earth's surface.
In 1569, at the age of 57, Mercator published his great world map, with a title that defined it as "correct for use in navigation".
In him, Lines of latitude and longitude intersect at right angles, forming a rectangular grid., a map full of squares.
The key point is this: A straight line on the Mercator map corresponds to a route of constant bearing relative to north., something that the compass is able to keep track of.
A navigator could position the map with north at the top, draw a line from point A to point B, measure the angle relative to north, and follow that course at sea without seeing land.
North is on top because The projection was designed to work in conjunction with the compass....and the compass points north.
The map becomes a precision instrument for...
European navigations...and not just an illustration of the world.
With ships, weapons, and colonial power, Europeans began to redraw the entire world using the Mercator projection..
When they arrive in a new territory, they don't adopt local maps.
They ignore African, Chinese, or Arab traditions and rewrite everything aligned to the north.
The standard that served navigation purposes would gradually become the standard that governs school maps, government maps, and, today, the maps on your cell phone.
Distortions that make the north seem bigger and more important.
The Mercator projection solves one navigation problem, but creates another: distorts the size of countries, especially at high latitudes.
Since it is impossible to flatten the curved surface of the Earth without deforming anything, Mercator chooses to preserve angles and directions of bearing at the expense of areas.
The result is clear.
Greenland appears gigantic, almost the size of Africa, when in reality it is much smaller.
Northern countries are stretched and enlarged, gaining a disproportionate visual presence.
Regions near the Equator, many of them in the global south, are compressed and visually diminished.
These distortions are not merely technical.
They influence how we perceive importance, power, and centrality in the world., symbolically inflating the global north.
A projection created to serve the European navigations This ended up reinforcing, graphically, the idea that the north is larger, occupies more space, and therefore deserves more attention.
When you open Google Maps, you see a digital version of this logic: a rectangular grid, north at the top, and northern countries large and comfortable on the screen.
The standard has survived empires, technological revolutions, and ended up in your pocket without you ever having voted for it.
Seeing the world through other maps
None of this means that the Mercator projection is "wrong." It is brilliant for what it was created for.: to guide navigation routes with a constant course, integrated with the compass, in the full era of European navigations oceanic.
The problem begins when a specific map is treated as if it were the only "natural" way to see the planet.
You can look at other projections that better preserve the areas of countries, that reposition the Equator, or even that place the south at the top, as the Egyptians and Arabs did.
Changing projections is, in a way, changing one's point of view on the world.
By changing the map, you also change the narrative about what is at the center, what is on the margins, and who appears bigger or smaller.
The next time you open a map, remember that you're not seeing an absolute truth.
You're seeing the planet.
Through the eyes of a 16th-century orphan, surrounded by religious wars, who spent his life trying to map the Earth to aid navigation..
His name was Gerardus Mercator, and it was the need for alignment between maps, compass, and European navigations which put the north on top forever.
So, after learning this story, do you think we should continue using maps with north at the top, or is it worthwhile to popularize other projections that challenge this standard?
Links :
No comments:
Post a Comment