A greenhouse gas reduction target of 40% below 1990 levels for 2030 for the European Union, to be achieved within Europe, would not necessarily be sufficient for achieving the target of limiting global temperature increase to 2 °C, given a possible lack of comparable efforts by other countries. Based on equal costs as a share of Gross Domestic Product, the European Union should reduce emissions by 45% to 47%.
Links:
[1] http://admin.indiaenvironmentportal.org.in/reports-documents/greenhouse-gas-emission-reduction-targets-2030
[2] http://admin.indiaenvironmentportal.org.in/category/author/andries-hof
[3] http://admin.indiaenvironmentportal.org.in/category/author/corjan-brink
[4] http://admin.indiaenvironmentportal.org.in/category/author/angelica-mendoza-beltran
[5] http://admin.indiaenvironmentportal.org.in/category/author/michel-den-elzen
[6] http://admin.indiaenvironmentportal.org.in/category/publisher/pbl-netherlands-environmental-assessment-agency
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/green-house-gases
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/emission-targets
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/carbon-dioxide
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/european-union-eu
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/global
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/carbon-tax
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-equity