Negotiators from 165 countries have agreed on rules for implementing the 1997 Kyoto Protocol, which calls on about 40 industralised nations to limit carbon emissions or cut them to below-1990 levels.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/price-carbon
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/deccan-herald-bangalore
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change