 Globe and Mail | Environmental summits losing value as past pledges go unmet Globe and Mail As more than 100 world leaders descend on Rio de Janeiro for a global conference on the environment this week that's supposed to build on the 1992 Earth Summit, some environmentalists say these large international gatherings have lost their value. Greens urge Gillard to intervene in Rio COLUMN-Economy trumps environment in Rio: Gerard Wynn Rio+20 is a chance to secure our children's future |
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