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jan 3, 1992 - Cumbre de la tierra
Description:
Con la participación de 108 países y
unas 22,400 representas de ONG asisitieron.
Added to timeline:
Economía Ambiental
By
Erwin Ramirez
15 Nov 2017
0
0
549
Date:
jan 3, 1992
Now
~ 33 years ago
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