Biology
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Cranes
Symbol of Nature Protection
They are counted among the most elegant and distinctive domestic birds. Due to their size, cranes can hardly be overlooked. Their call can be heard for miles. And: You hear them more and more often. In the seventies, only 17 crane pairs were to be found west of the Elbe. East of it, there were at least some hundreds. Today the number of breeding pairs in Germany is almost 8.000 and rising! But what were the reasons for the disappearance of the cranes? And: Why have they increased their numbers again so successfully in the meantime?
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Curriculum-centred and oriented towards educational standards
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Air Traffic
Being able to fly has been a dream of humanity from time immemorial. But it does not even date back a century that people actually started being able to travel through the air. Since the 1960s, the number of flight passengers has been constantly increasing. Thus, the airspace is no longer dominated by birds but by man-made flying objects.
Stalking
n Germany, 12 % of all federal citizens are pursued by a stalker once in their lives. And not only celebrities are among their victims! Everyone may be confronted with such a situation.
Racism
Do you perhaps know that?