What is Rio+20 Conference, often mentioned in the news?

The Rio20 Conference, also formally known as the United Nations Conference on Sustainable Development (UNCSD), was a significant event held in 2012. Key objectives of the Rio20 Conference was to assess progress made since the 1992 Earth Summit (UNCED) in Rio de Janeiro. The Future We Want document outlining a vision for sustainable development in the future, including commitments to a green economy and poverty reduction was an outcome of the summit.