Astronomy glossary http://www.lalc.k12.ca.us/laep/smart/Sunrise/glos ary.html Dictionary on pollution (Term, translation and explanation in Spanish) http://www.laneta.apc.org/emis/docs/dic.htm Glossary on the flora and fauna in Mexico. (scientific name in Latin, English and Spanish translation) http://www.aventurapantera.com.mx/florayfauna.htm Glossary of terms related to solid waste management http://www.borderwastewise.org/cgi-bin/bwwglossary.pl?lettersearch=all| List of birds in Mexico (downloadable) http://ftp.ibiologia.unam.mx/cnav/listado.txt Basic math terms http://www.sisweb.com/math/spanish/eng-spa.htm Glossary on Mesoamerican flora http://www.mobot.org/MOBOT/TROPICOS/Meso/Glossary/termfr.html Wood, afforestation and forestry http://www.fao.org/docrep/v6530e/v6530e12.htm Wood, afforestation and forestry http://www.fao.org/docrep/v6530s/v6530s0e.htm