National Autonomous University of Mexico several locations across Mexico (in Santiago de Querétaro, Morelia, Mérida, Sisal, Ensenada, Cuernavaca, Temixco and Leon), mainly aimed at research and graduate studies. Its Center of Teaching for Foreigners has a campus in Taxco, in the southern Mexican state of Guerrero, focusing in Spanish language and Mexican culture for foreigners, as well as locations in the upscale neighborhood of [Polanco] in central Mexico City. The University has extension schools in the United States, and Canada, focusing on the Spanish language, English language, Mexican culture, and, in the case of UNAM Canada, French language: UNAM San Antonio, Texas; UNAM Los Angeles,
Mexicans in 1936), were established during the first half of the 20th century. Most of the new research institutes were created within UNAM. Twelve institutes were integrated into UNAM from 1929 to 1973. In 1959, the Mexican Academy of Sciences was created to coordinate scientific efforts between academics. In 1995 the Mexican chemist Mario J. Molina shared the Nobel Prize in Chemistry with Paul J. Crutzen and F. Sherwood Rowland for their work in atmospheric chemistry, particularly concerning the formation and decomposition of ozone. Molina, an alumnus of UNAM, became the first Mexican citizen to win the Nobel Prize in science.