Valle Padusa
The valle Padusa or marsh Padusa was a very vast marshy zone which in antiquity extended to north in the south from the Po ( Padus in Latin).
Geography
The marshy zone Padusa touched, in the south, the territory of Ravenne - Cervia and, at north, arrived until Venice. The Lagune of Venice and the Valli di Comacchio (marsh of Comacchio) are all that remains today of Padusa.
Hydrology
Po was the principal contribution out of water; same Po entered at sea through Padusa and, with it, the other rivers which ended in the marsh. For example (without counting the torrents), the rivers like the Savio, the Ronco, the Montone and the Lamone which went down as of the Apennin S romagnol, while not succeeding in leading in Po, since the ground was lower, épanchaient and supplied out of fresh water Padusa without joining the Adriatic Sea (see photographs 1 and 2).In the middle of the marsh emerged from the many islands, which were the seat of human communities since the Préhistoire. The first inhabitants of this vast surface ate root S, wild pastures, fruits, Lait, Poisson S and Gibier. Because of the conformation of the ground, characterized by the vast ones stretch of water, they lived in multitudes of small isolated centers, whose each a life more or less independent of the others carried out (see photo 3). Their huts were built with the materials which nature offered: Wood, Cane S, dry grasses, Mud. These dwellings were of paludous Roseau or “canes” (atque pale virgultis), like the Roseau (or Canne, or Paille, or Chaume), use which, in some rare cases, it is maintained until the beginning of the 20th century.
During several centuries, these water mirrors constituted the points of reference of a vast marshy system of transition between ground-firm and sea. Some marshes were navigable and made it possible to join the Adriatic Sea.
With the course of the centuries and the progressive stranding of water, the part cispadane (areas in the south of Po) of Padusa becomes a forest, selva litana , or an offshore bar, while extending from the Po of Primaro or the Reno until the Emilie, on good 60 miles (approximately 100 km, 1 thousand = 1852m).
As the legend written in skew on photograph 2 indicates it: Ancient lagoon of the Po named Padusa, which, according to the route of Antonino referred of Gasparo Sardi extended from Nonantola until Ravenne in length of 60 thousand and according to Priscien in width of steps more one thousand .
Today the habitat of old Padusa survives Comacchio and in protected natural reserves, as the oasis of Valle Sainta di Campotto (Argenta) and the oasis of Punte Alberete (located between the lidos of Romea Marine and Casal Borsetti (commune of Ravenne), one of the last natural forests (pines and oaks) of Europe and the most extended from Italy.
Draining
The cleansing of the marshes started with the derivation of water of Reno in Primaro by the digging of in the middle of the 18th century of the Cavo Benedettino, then Cavo Napoleonico in 1807.
Related articles
- Po, Reno
- Flat of Po
- Delta of Po
- Lagoon of Venice
- Cavo Benedettino and Cavo Napoleonico
- Emilie-Romagna
External bonds
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