NEW YORK – If George Orwell were alive today, he would be irritated, and then shocked, by the cynical way in which every lobby with an axe to grind and money to burn has hitched its wagon to the alluring phrase “sustainable development.” In fact, the United Nations’ Rio+20 Conference on Sustainable Development is about pet projects of all and sundry – many of them tangential to the major environmental issues, such as climate change, that were the principal legacy of the original Rio Earth Summit.