1. Pitkethly MJ. Nanomaterials - the driving force. Nanotoday. 2003;12:20-29.
2. Woodrow Wilson International Centre for Scholars. A nanotechnology consumer products inventory project on emerging nanotechnologies [homepage on the Internet]. c2008 [cited 2008 Sep 16]. Available from: http://www. nanotechproject.org/inventories/consumer/
3. Roco MC. International perspective on government nanotechnology funding in 2005. J Nanopart Res. 2005;7:707- 712.
4. Nel A, Xia T, Mädler L, Li N. Toxic potential of materials at the nanolevel. Science. 2006;311:622-627.
5. Hunt G, Mehta M. Nanotechnology: Risk, ethics and law. London: Earthscan; 2006.
6. Brent AC, Oelofse S, Godfrey L. Advancing the concepts of industrial ecology in South African institutions. S Afr J Sci. 2008;104(1/2):9-12.
7. Kushnir D, Sandén BA. Energy requirements of carbon nanoparticle production. J Ind Ecol. 2008;12(3):360-375.
8. Khanna V, Bakshi BR, Lee LJ. Carbon nanobfier production: Life cycle energy consumption and environmental impact. J Ind Ecol. 2008;12(3):394-410.
9. Wardak A, Gorman ME, Swami N, Deshpande S. Identicfiation of risks in the life cycle of nanotechnology-based products. J Ind Ecol. 2008;12(3):435-448.
10. Şengül H, Theis TL, Ghosh S. Toward sustainable nanoproducts: An overview of nanomanufacturing methods. J Ind Ecol. 2008;12(3):329-359.
11. Clift R, Lloyd S. Nanotechnology: A new organism in the industrial ecosystem? J Ind Ecol. 2008;12(3):259-262.
12. Breggin L, Pendergrass J. Where does the nano go? End of life regulation of nanotechnologies. Project on emerging nanotechnologies, Woodrow Wilson International Center for Scholars, PEN 10 [document online]. c2007 [cited 2008 Aug 14]. Available from: http://www.nanotechproject.org/ publications/archive/pen_10_-_where_does/
13. Musee N. Nanotechnology risk assessment from a waste management perspective: Are the current tools adequate? Paper presented at: The 9th International Conference on Particles: Opportunities and Risks; 2008 Sep 2-5; Cape Town, South Africa.
14. Musee N. Nanotechnology risks: A waste management perspective from developing countries. Paper presented at: Biennial International Waste Congress & Exhibition; 2008 Oct 6-10; Durban, South Africa. Johannesburg: The Institute of Waste Management southern Africa. No date. p. 891-900.
15. Oosthuizen R, Binedell M. Nanotechnology and the environment: A consideration of key emerging issues that may impact the state of the environment, key emerging issues [document on the Internet]. Pretoria: Department of Environmental Affairs and Tourism (DEAT); c2008 [cited 2008 Sep 10]. Available from: http://soer.deat.gov.za/dm_ documents/Nanotechnology_mal6Y.pdf