Did you know ...
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The Tisza is the largest tributary of the Danube.
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The Upper Danube is interrupted by dams or weirs every 16 km on average.
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Over 700 dams and weirs have been built along the Danube and its main tributaries.
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More than 80% of the length of the Danube has been regulated.
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The Lower Danube Green Corridor Agreement was and still is the most ambitious wetland protection and restoration initiative in Europe.
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5,000 animal species live along the Danube.
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100 fish species live in the Danube.
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There is more life in one acre of a healthy wetland than there is in one acre of almost any other kind of habitat.
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The Danube Delta is the second largest river delta in Europe, after the Volga.
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Water purification through nutrient retention of Danube floodplains is worth an estimated €369 million per year.