The 2012 edition was held in October 2012 in Hyderabad, India, at the 11th meeting of the Conference of the Parties to the Convention on Biological Diversity (COP11), at the Rio Conventions Pavilion. More Talks are scheduled for early October 2013.
More info & related topics:
Convention on Biological Diversity (CBD) - cbd.int
Conference of the Parties (COP11) - cbd.int/cop
Rio Conventions Pavilion - riopavilion.org
United Nations Decade on Biodiversity - cbd.int/2011-2020