27 October 2008: In a statement to the Second Committee of the UN Assembly, the Group of 77 (G77) and China expressed their firm support for a Rio+20 Earth Summit in 2012. Highlighting the ‘multidimensional’ threats the world now faces, and stressing that many of the challenges identified in Rio in 1992 ‘still remain or have worsened’, the G77 and China called for the Summit to be hosted by Brazil in 2012 to ‘review and assess progress’.

4th November 2008: Antigua and Barbuda as Chair of the G77 has tabled a draft resolution for the 63rd session of the UN General Assembly calling for a World Summit in 2012. The resolution expresses deep concern that ‘although some progress has been achieved since the landmark Conference of 1972, the Earth Summit in 1992 and the World Summit on Sustainable Development in 2002, there is a persistent implementation gap, and many commitments by the international community have not been fully met’.

11th November 2008: The Brazilian government has released a Concept Paper outlining the kinds of issues to be addressed by a possible Rio+2O Earth Summit in 2012. The paper emphasises the need to promote discussion on the implementation of the Rio Principles outlined in the Rio Declaration from the UN Conference on Environment and Development in 1992.

13th – 14th November 2008: Stakeholder Forum with support of the Basque Government hosted an informal multi-stakeholder workshop on 13th - 14th November 2008 in San Sebastian to kick-start discussions on the realisation of an Earth Summit in 2012.

February 2009: During the Intergovernmental Preparatory Meeting for the 17th session of the Commission on Sustainable Development, Stakeholder Forum convened a number of governments from North and South to informally discuss the possibility of an Earth Summit in 2012 and  to focus on the kinds of issues such a Summit could address.

17th May 2009: At a side event hosted by the Brazilian government during CSD17, Felix Dodds presented his vision for a Rio+20 Earth Summit in 2012, building on many of the multi-stakeholder discussions and dialogues on a possible Summit that Stakeholder Forum has co-ordinated over the past year.

26th May 2009: The Brazilian government has submitted a paper on the possibility of a high level event on sustainable development in 2012, as a contribution to the report of the Secretary General of the United Nations, as invited by the Division for Sustainable Development.

28th May 2009: In a letter to Tariq Bunari, Director of the Division for Sustainable Development (DSD) within UN DESA, the Czech Republic on behalf of the European Union has announced that it is ‘open to discuss, with the wider UN membership, the UN Secretariat and all other relevant stakeholders, the possibility of convening a high level event on sustainable development.

May 2009: A number of countries have made submissions to the UN Secretary General on the possibility of an Earth Summit in 2012. The submissions vary in length and detail, but many offer views on the focus of the proposed Summit and the  specific issues that need to be addressed.