You're holding an orange.
Now you want to peel it and lay the peel flat on the table — like a map. But when you try to press that round, bumpy peel down, it cracks, it stretches, it tears… because you just can't flatten a ball without messing it up.
That’s exactly what happens when we try to make a flat map of the round Earth.
Now, there was a smart guy named Gerardus Mercator who needed a map for sailing ships across the oceans, so in 1569 he came up with a clever trick. He made a map where straight lines look straight — perfect for navigation. But to do that, he had to stretch things more and more as you get closer to the North and South Poles.
So what does that do?
Greenland ends up looking as big as Africa, even though Africa is actually about 14 times bigger!
Antarctica looks like it could gobble up the whole world, but in real life, it’s big — just not that big.
Why does this happen?
Well, imagine you’re drawing the Earth on a cylinder wrapped around the globe, like a paper tube hugging the equator. As you project the land up onto the tube, stuff near the equator fits just fine. But near the poles? You’re stretching tiny bits of land over a huge space — and that’s where the distortion happens.
So Mercator’s map is like a super useful but funny-looking mirror. Great for sailors? Yes! Great for understanding the true size of countries? Not really.
Maps are like stories — they always leave something out. You just gotta know what.
Pedro Nuno Santos: “O partido mais bem posicionado para resolver esses problemas é o PS.”
Nelma Serpa Pinto: “Como é que consegue dizer isso quando foi Ministro da Habitação e a habitação é neste momento um dos maiores problemas do país?”