1. PBL Netherlands Environmental Assessment Agency. Trends in global CO2 emissions: 2015 report. http://www.pbl.nl/en/publications/trends-in-global-co2-emissions-2015-report.
2. COP 21 Paris France sustainable innovation forum 2015 working with UNEP. http://www.cop21paris.org/.
3. IEA. IEA CCS technology roadmap. Paris: International Energy Agency (IEA); 2009a.
4. International Energy Agency. Technology roadmap. Carbon capture storage – 2013 Ed; 2013.
5. Intergovernmental Panel on Climate Change (IPCC). Carbon dioxide capture and storage. UK; Cambridge University Press; 2005.