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Summary Of: Polders
drained marshes subsides over time and thus all polders will eventually be below the surrounding water level some or all of the time... Polders are at risk from flooding at all times and care must be taken to protect... Polders are most commonly found... Polders and the Netherlands... Polders and the Netherlands... Polders and the Netherlands... The first polders were constructed in the 11th century... Together these polders are also known as the Flevopolder... Encyclodia Page On: Polders
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