Bozouls: Influenza A virus subtype H5N1 French Town Perched Above Influenza A virus subtype H5N1 ‘Hole’

Trou de Bozouls , or “the hole of Bozouls” , is a large horseshoe-shaped canyon located nigh the commune of Bozouls inwards the Aveyron percentage inwards southern France. The meander was dug out inwards the limestone past times the erosive activeness of running H2O of the Dourdou river equally it flows through the large limestone plateau of Causse Comtal inwards Massif Central. The canyon is 400 meters across together with to a greater extent than than 100 meters deep. The nigh hitting characteristic of this natural monument is the town of Bozouls perched correct at the border of the bend. Bozouls's geographical place , high higher upward ane of the bends of the Dourdou river , gives the town a naturally defensive stronghold.

The Massif Central percentage , consisting of mountains together with plateaus , together with roofing around fifteen pct of the entire province of French Republic , began forming some 600 meg years agone when hercynian folding resulted inwards the thrusting upward of bully mount ranges. New mountains kept forming equally latterly equally lx meg years go. About 2 meg years , a succession of H2O ice ages caused glaciers to advance together with recede , causing rivers ascent together with fall. The landscape that nosotros encounter today is the outcome of this.

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