“Rio+20 will be one of the most important global meetings on sustainable development in our time.”
– UN Secretary-General Ban Ki-moon
- 1992 : Rio Earth Summit, Agenda (or action) 21 adoption.
- 2002 : Global Summit on the Sustainable Developpement of Johannesburg, South Africa
- 25 – 27 january 2012 : Initial discussions on the zero draft of outcome document, New York, UNHQ ECOSOC Chamber, NLB
- 19-23 March 2012 : first turn of informal negociation on the zero Draft final document
- 26-27 March 2012 : third meeting Intersession of UNCSD, UN Secretariat, New York, USA
- 30 March 2012 : Deadline for the the Side Events Application on the Rio+20 website.
- 23 April – 04 May 2012 : Second turn of informal negociation on the zero Draft final document
- 13-15 June 2012, Third meeting of the Rio+20 Prepcom, Rio de Janeiro, Brazil.
- 7-12 June : Rio+20 Youth Conference.
- 7&8 June : National preparatory Youth Conference, Rio de Janeiro, Brazil.
- 10-12 June : Rio+20 Youth Blast, Rio de Janeiro, Brazil
- 16-19 June : Thematic days organized by the Government of Brazil
- 20-22 June : Rio+20 Conference –
- 16 June : Event on the Ocean organized by the Global Forum for Oceans (to confirm)