UNESCO predicts that without intervention approximately half of the more than 6,000 languages spoken today could be extinct by the end of the century. Data show 60 of Mexico's native languages are endangered, and some linguists are using technology -- from special keys on computers to smartphone applications -- to help save the languages. Linguist K. David Harrison is developing a talking dictionary for Zapotec speakers, a mostly agrarian society in Mexico's Tlacolula Valley.

Related Summaries