New York Times: For the last 10 days, climate negotiators, diplomats and environmental activists have proved to be a hard-working lot, but their dedication does not seem to have been enough to produce tangible results for the climate discussions here, which are ending today. These discussions are part of a series of meetings under the U.N. Framework Convention on Climate Change (UNFCCC) that are aimed at producing a new global emission reduction treaty to replace the Kyoto Protocol at a …