From UPSC perspective, the following things are important :
Prelims level : Venice, Acqua alta
Mains level : Sea level rise and its impact
High tides in the Adriatic Sea have caused floods in the historic city of Venice.
- Venice is situated on the coast of northeastern Italy, bounded by the Adriatic Sea Acqua alta is the name given to exceptionally high tides in the Adriatic Sea.
- Water levels this week has reached heights of 1.87 metres (well over 6 feet) — only a little short of the 1.91-metre record that was set during the “great flood” of 1966.
- The city’s Saint Mark’s Square went under more than a metre of water, whereas the adjacent Saint Mark’s Basilica was flooded for only the sixth time in the last 1,200 years and for the fourth time in the last 20 years.
- Late autumn and winter are the seasons for high tides or acqua alta in Venice.
- At the end of October last year, over 75% of the lagoon city went underwater after high tides and stormy weather led to an increase in the water levels of the canals.
- Venice is a city in northeastern Italy and the capital of the Veneto region.
- It is situated on a group of 118 small islands that are separated by canals and linked by over 400 bridges.
- The islands are located in the shallow Venetian Lagoon, an enclosed bay that lies between the mouths of the Po and the Piave rivers.
- The lagoon and a part of the city are listed as a UNESCO World Heritage Site.
- Venice has been known as “La Dominante”, “La Serenissima”, “Queen of the Adriatic”, “City of Water”, “City of Masks”, “City of Bridges”, “The Floating City”, and “City of Canals”.