Cities with similar population. Source: The Sunnyvale, CA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency).
The euro (sign: â¬; code: EUR) is the official currency of the eurozone, which consists of 19 of the 28 member states of the European Union: Austria, Belgium, Cyprus, Estonia, Finland, France, Germany, Greece, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Portugal, Slovakia, Slovenia, and Spain.
There are also a number of other countries in the European Union that have still not adopted the Euro as their main currency: Bulgaria, Czech Republic, Hungary, Latvia, Lithuania, Poland and Romania.hich countries use the euro? There are currently 23 countries using the euro: Andorra, Austria, Belgium, Cyprus, Estonia, Finland, France, Germany, Greece, Ireland, Italy, Kosovo, Luxembourg, Malta, Monaco, Montenegro, the Netherlands, Portugal, San Marino, Slovakia, Slovenia, Spain and Vatican City.