GlobeScan Sustainability Director, Eric Whan writes in The Huffington Post to explore the challenges and disappointments some delegates at Rio+20 have experienced so far.
Eric explains: "some 3,000 people are spending most of their time away from the Rio Centro in the Windsor Barra hotel talking about the role of the private sector in the transformation to global sustainability. Such high levels of interest bode well. The problem is, these same people do the same thing at conferences every year. This gathering is no different."
Read the full article on The Huffington Post.