1026-8774 1026-8774 S1026-87742016000200183 Mexico Mexico Mexico Mexico 00 08 2016 00 08 2016 33 2 183 191

2001 3-30 1997 1993 14 7 7 1247-67 1996 41 6 6 939-57 2005 21 4 4 373-82 1977 22 2 2 361-9 1980 218-21 1983 19 2 2 307-8 1992 13 4 4 587-603 2014 45 2 2 101-66 2009 113 2670-81 2001 37 1321-34 1998 19 17 17 3349-60 1984 5 635-57 2006 2013 60 126-34 1991 36 1200-8 2001 31-57 2001 183-98 1998 34 1319-31 1993 14 5 5 799-821 2008 29 3 3 767-86 2001 177 213-28 2001 151-82 2007 2008 112 3582-93 1981 1992 1992 39 15-27 2000 2002 82 38-47 1991 12 2045-63 2004 2 893-901 2008 6 1990 6 61-70 1991 36 6 6 1200-8 2002 467 159-67 1992 37 549-65 1997 353 1-18 2013 Baltimore, Maryland 1980 25 407-21 OECD (Organization for Economic Co-Operation and Development) 1982 2009 45 W11417 2011 32 12 12 3373-88 1990 33 137-48 2003 6 6 6 695-704 1994 2006 27-79 Secretaría de Medio Ambiente y Recursos Naturales (SEMARNAT) 2005 SEMARNAT (Secretaría de Medio Ambiente y Recursos Naturales) 2006 2011 a 180 1-4 1-4 427-49 2011 b 177 1-4 1-4 575-92 2010 54 2 2 79-87 2006 27 8 8 1521-37 2010 3 3 3 228-38 1984 1993 14 2665-76