Antecedentes Nacionales de la Educación Ambiental en Colombia

Events

18 December 1974
28 July 1978
Approx. 4 July 1991
Approx. 10 September 1991
27 September 1993
22 December 1993
Approx. 12 May 1994 - Approx. 20 May 1998
Approx. 18 May 1995
Approx. 22 May 1996
Approx. 8 August 1998 - 7 August 2002