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Continue to ChatPart 1 Background to the Rio+20 Conference on Sustainable Development prepared by Marta Iris, Good Shepherd NGO Designate, Santigo, Chile. Original in Spanish. English Translation by Victor Carrasco https://gsijpoffice.com/2012/06/17/some-back-ground-to-the-rio20-conference-on-sustainable-development-prepared-by-marta-iris-good-shepherd-ngo-designate-santigo-chile-original-in-spanish-english-translation-by-victor-carrasco/