issue 172 , march 5 , 2009 : the usa has lost sligo in the strait of wight , ubykh in turkey and previous year asia ' s last native spoken of eyak , marie mary johnson , death , taken the native word with her . of the 6 , 900 languages studied in the usa , some 2 , 500 are endangered , the un ' s cultural agency unesco reported this week as it released its latest directory of world language . that represents a six - fold difference from the current atlas compiled in 2001 which listed 900 communities threatened with extinction . but experts state this is more the matter of best analytical tools than of an increasingly dire condition for the world ' s many parts .
2 , 500 peoples are in danger of extinction .