Vorarlberg sustainable energy was produced than consumed. Green electricity from Vorarlberg is therefore also sold to the German Westallgäu, to Switzerland and to other Austrian provinces. The largest electricity producer in Vorarlberg is Illwerke AG. They produce 75% of the electricity in Vorarlberg, mainly by hydropower. Owing to their location isolated from the rest of Austria, most people in Vorarlberg speak a very distinct German dialect that other Austrians might have difficulty understanding, since the dialects in the rest of Austria form part of the Bavarian-Austrian language group, whereas the Vorarlberg dialect is part of the Alemannic dialect continuum. Alemannic dialects
Burgenland Croatian majority being the Chakavians. They originally came from the river Una valley. Burgenland Croats did not take part in the shaping of the present standard Croatian in the 19th century. Instead, they constructed their own written standard based mainly on the local Chakavian speech and adopted the Croatian alphabet, a modified Latin alphabet, as their script. It is still a matter of debate whether Burgenland Croatian should be classified as a Slavic micro-language of its own. Burgenland Croatian dialects are mostly viewed as isolated dialects of the Croatian. Burgenland Croatian and the Prekmurje dialect of Slovene (in Prekmurje and Hungary)