It is estimated that, if nothing is done, half of the more than 6000 languages ​​spoken today will disappear by the end of this century. With the disappearance of unwritten and undocumented languages, humanity would lose not only cultural richness but also important ancestral knowledge embodied, in particular, in indigenous languages.DiscussionSocial institutions and education and its influence on linguicidesUnderstanding why English is dominant in schools and in possible use internationally, research must be conducted in the following areas: business, literature and science. According to Nick Morrison of Forbes, English may be the third most spoken native language (after Mandarin and Spanish), but it is by far the most popular second language; it is estimated that two billion people, more than a quarter of the world's population, will learn English by the end of this decade (Graddol, 2006). He also talks about bilingual speech and how learning 2 or more languages ​​could mean better access to the business world and, therefore, more success. (Morrison, 2014) And in literature, an article published by the Center for Economic Policy Research states that English is dominating the world of literature, but not for the right reasons. “…if the English language dominates world publishing, very few translations, except those from English into other languages, will be commercially viable. As a result, virtually only those who write in English will have the chance to reach a worldwide audience and achieve “classical status.” The result is clear, argues Jacques Mélitz (Centre de Recherche en Economie et Statistique, Paris and CEPR): just as in the sciences, those who wish to reach a global audience will write in English. “World literature will be a...... medium of paper......aspxTalhouk, S. (2012, December). Don't kill your tongue. Beirut: TEDxBeirut.Torres-Leclercq, B. (2014, February 21). Indigenous communities are calling for legislation to protect native languages. Retrieved April 19, 2014, from The Santiago Times: http://santiagotimes.cl/indigenous-communities-demand-legislation-protect-mother-tongues/UNESCO. (2001). The Atlas of Endangered Languages ​​of the World. (SA Wurm, ed.) Barcelona: UNESCO. United Nations Permanent Forum on Indigenous Issues. (n.d.). Indigenous languages. Retrieved April 19, 2014, from Indigenous People Indigenous Voices - Factsheet: http://www.un.org/esa/socdev/unpfii/documents/Factsheet_linguals_FINAL.pdfW3Techs. (2014, April 19). Using content languages ​​for websites. Retrieved April 19, 2014, from W3Techs - Web Technology Services: http://w3techs.com/technologies/overview/content_lingual/all