1. National Center for Atmospheric Research (NCAR) Climate Research. Climates of the future; 2008. Available at: http://www.ncar.ucar.edu/research/climate/future.php.
2. Parry M, Arnell N, McMichael T, Nicholls R, Martens P, Kovats S, et al. Millions at risk: defining critical climate change threats and targets. Available at: http://ncsp.va-network.net/UserFiles/File/PDFs/Resource%20Center/Water%20resources/60_Parry_Global%20climate%20change%20impacts.pdf.
3. Extinction risk from climate change;Thomas;Nature,2004
4. International Scientific Steering Committee. International symposium on the stabilisation of greenhouse gas concentrations. Avoiding dangerous climate change; 2005. Available at: http://www.stabilisation2005.com/Steering_Commitee_Report.pdf.
5. Energy technology and directions for the future;Fanchi,2004