Global emissions of carbon dioxide (CO2) increased by 45 % between 1990 and 2010, and reached an all-time high of 33 billion tons in 2010.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/co2-world
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/environment-news-network
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/carbon-dioxide
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/renewable-energy
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/nuclear-power
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy-efficiency
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/developing-countries
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kyoto-protocol
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/european-union-eu
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/russia
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/green-house-gases
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[15] http://admin.indiaenvironmentportal.org.in/category/thesaurus/china