| http://www.w3.org/ns/prov#value | - an online chat in English and Spanish on World Environment Day.More than 500 people participated in the discussion on what the United Nations Conference on Sustainable Development in Rio de Janeiro June 20-22 needs to deliver to create a more sustainable world.Fielding questions from Pakistan, Eritrea, Mexico, Peru and other countries, Kyte said countries need to keep growing to raise living stand
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