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President Luiz Inácio Lula da Silva has also joined forces with French president Nicolas Sarkozy to propose a set of guidelines for consideration at Copenhagen, including a proposal that industrialized countries should outline emission pathways consistent with the goal of reducing emissions by at least 80 percent from their 1990 levels by 2050.
If the person altering the file uses a tool that supports content credentialing, information about the changes is added to the manifest that travels with the image. At the BBC, Ellis says they’ve already done trials of adding content-credential metadata to still images, but “where we need this to work is on the [social media] platforms.”
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