With just days to go before the Rio+20 Earth Summit, many are speculating about how many world leaders will show up and what kind of agreements they might reach on the key agenda items: Creating a "green economy" and establishing an "international framework for sustainable development".
It is no coincidence that these two items appear side by side. The term "green economy" was coined years ago - even before the first Earth Summit in 1992 - to provide a new lens through which to examine the links between economics and sustainability.
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