Rift between developed and developing nations might be too great.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/time-running-out-climate-talks
[2] http://admin.indiaenvironmentportal.org.in/category/author/jeff-tollefson
[3] http://admin.indiaenvironmentportal.org.in/category/journal/nature
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-agreements
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kyoto-protocol
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/emission-targets
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy-efficiency
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/clean-development-mechanism-cdm
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/china
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/european-union-eu