Brussels, 25/06/2012 (Agence Europe) - Rio plus in vain or Rio-20, take your pick. The most bitter observers have not been short of words to describe the meagre results of the UN summit on sustainable development (RIO+20) which came to an end in Rio de Janeiro on Friday 22 June with a minimalist declaration - “The future we want”. The future being paved with good intentions, to celebrate the 20th anniversary of the Earth Summit, the 194 parties which were to supposed to write the roadmap...