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The population of the Earth in 2150

We are witnessing a rapid increase in the world’s population. It will reach 8 billion within just a few years and it will not stop there.

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Евротоннель – Ла-Манш бұғазының астымен өтетін және Францияны Ұлы...

What can positioning systems be used for?

This lesson encourages the use of the Global Positioning System.


Villages are localities with relatively small populations and only...

Let's practice positioning!

This lesson helps you understand what geographic coordinates are...


Tourism is a significant sector of the economy that grows...

Rolling roads

The rolling highway (Rollende Landstrasse) is an environmental...

The developed North and the developing South

There is a huge gap between the socio-economic conditions of the...

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