Rio 20The United Nations Conference on Sustainable Development, also known as Rio 2012 or Rio+20, will start next week.
The conference is a 20-year follow-up to the historic 1992 United Nations Conference on Environment and Development (UNCED).

Like its precessor, the conference is held in Rio de Janeiro in Brazil.

The conference will be one of the highlights of the year, and Arctic Portal has written a new feature about the summit.

Click here to read more.