The polder - unique landscape under sea level

Detalii

Adaugat

acum 1 deceniu si 3 ani

Modificat

acum 1 deceniu si 6 luni

Descriere

The Netherlands is known for its polders. Approximately one third of the Netherlands lies under sea level. Dams, dikes and sluices keep the water out, and pumping stations ensure that the groundwater

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