National Autonomous University of Mexico in alternative energies. All research centers are open to students from around the world. The UNAM holds a number of programs for students within the country, using scientific internships to encourage research in the country. UNAM currently installed its first supercomputer Sirio (Cray Y/MP) in 1991. Since 2013 it operates a supercomputer named Miztli (HP) for scientific research. UNAM's scientific output continues to grow; despite numerous attempts by the Mexican government to curtail its budget, the university currently produces 60% of all scientific publications in Mexico. As for basic sciences, UNAM currently has two Howard Hughes Medical Institute Scholars and
Enrique Leff Enrique Leff Enrique Leff (born Mexico, 1946) is a Mexican economist, who defines himself today as an environmental sociologist and environmentalist. He has written 25 books and 180 articles on political ecology, environmental sociology, environmental economics, environmental epistemology and environmental education. He is regarded as one of the key environmental thinkers in Latin America. After a degree in chemical engineering from UNAM (Universidad Nacional Autónoma de México) in 1968. Leff graduated with a Doctorat de Troisième Cycle in development economics from the École Pratique des Hautes Études, Paris, in 1975. Leff lectured at UNAM (Universidad Nacional Autónoma de México) full-time