2001 business compensation(law) economics emergencycommunicationsystems emergencymanagement emergencymedicalservices environmentalaspects evaluation finance general geographicinformationsystems governmentpolicy hazardoussubstances healthandhygiene healthaspects infrastructure infrastructure(economics) laws legalstatus legotoys management medicalcare municipalservices newyork newyork(state) planning police premiersrépondants(situationsd'urgence) rescuework safetymeasures searchandrescueoperations securitymeasures september11terroristattacks socialscience systèmesd'informationgéographique unitedstates victimsofterrorism workers'compensationclaims