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The soil

Soil is the loose, uppermost, fertile layer of the Earth’s crust.

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Hot spots

Hot spots er områder af jordens skorpe, hvor magma ofte stiger til overfladen og...

Fascinating atmospheric phenomena

We can often observe spectacular atmospheric phenomena. Let's see how some of these are formed.

Mælkevejen

Diameteren af ​​vores galakse er omkring 100.000 lysår; den indeholder mere end 100...

Minerals

Rocks are a composed of minerals. These minerals can often be found in their pure forms.

Why is seawater salty?

Water covers about 71% of the Earth’s surface. But why are there two types of water on Earth,...

El Niño

Et periodisk klima mønster der forekommer over det tropiske Stillehav hvert femte år.

The formation of the Andes

The Andes were formed by the collision of two tectonic plates, one oceanic and one continental.

Watercourses

People have always preferred to settle near rivers. What are the advantages and disadvantages of...

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