Did G8 achieve anything on climate?

The agreement to "seriously consider" a halving of greenhouse gas emissions by 2050 by the G8 countries can, in the context of the stone-walling being done by the United States on any climate targets, be seen as a significant step forward. The adequacy of this longer-term step, with no immediate or short-term commitments to alleviate the risks posed to developing countries from the committed climate change, is highly questionable. Full Text