American Industrial Hygiene Association (AIHA): http://www.aiha.org/Content/Topics/nano/

ASTM E56 Nanotechnologies: http://www.astm.org/cgi-bin/SoftCart.exe/COMMIT/COMMITTEE/E56.htm?L+mystore+cprk8709+1179181259

Environmental Protection Agency (EPA): http://es.epa.gov/ncer/nano/

Food and Drug Administration (FDA):  http://www.fda.gov/nanotechnology/

International Conference on Nanotechnology:  Occupational and Environmental Health & Safety, 4-7 December 2006, Cincinnati, OH.  Slide presentations online, available:   http://www.uc.edu/noehs/conference_program.asp.

International Council on Nanotechnology (ICON): http://cohesion.rice.edu/centersandinst/cben/industry.cfm?doc_id=5023

International Organization for Standardization (ISO) TC 229 Nanotechnologies:

http://www.iso.org/iso/en/CatalogueListPage.CatalogueList?COMMID=5932&scopelist=PROGRAMME

Nano-scale Informal Science Education Network (www.nisenet.org).

National Cancer Institute (NCI):  http://nano.cancer.gov/

National Institute for Occupational Safety and Health (NIOSH):  http://www.cdc.gov/niosh/topics/nanotech/

National Nanotechnology Initiative (NNI):  http://www.nano.gov/

Occupational Safety and Health Administration (OSHA): http://www.osha.gov/

Organisation for Economic Co-operation and Development (OECD):  http://www.oecd.org/department/0,2688,en_2649_37015404_1_1_1_1_1,00.html

Woodrow Wilson International Center for Scholars, Project on Emerging Nanotechnologies:  http://www.nanotechproject.org/