An international science organization plans to expand into developing nations and ________ on balancing economic development with the environment in the wake of the recent Johan-nesburg sustainable development summit. The organization's general ___________ is taking these___________at a meeting in Rio de Janeiro, Brazil. The International _________ for Science, known as ICSU, plans to pass several resolutions at the _________ of its ________ in Rio de Janeiro Saturday, including one focusing the organization's energies on ________ _________ Council President Jane Lubchenco says her organization was asked by the United Nations to take a lead role in providing scientific_____ into the issue of balancing economic development with environmental ______________________.