The following websites provide official and unofficial information about homeland security issues. The list was compiled by National Journal.

Bioterrorism.slu.edu: St. Louis University’s Center for the Study of Bioterrorism offers a list of sites inside and outside the government, including links to every state’s health department.

www.bd.cdc.gov: The Centers for Disease Control and Prevention offers fact sheets on bioterror issues.

Cshs-us.org: The Center for State Homeland Security provides a weekly news digest on homeland security topics.

Ready.gov: The Homeland Security Department operates this site to provide information on how to prepare for a terrorist attack.

www.gpoaccess.gov/serialset/creports/911.html: The chairman of the House Select Committee on Homeland Security, Rep. Christopher Cox (R-CA) recommends this report on the issue.

Law Enforcement, Intelligence

Ncsl.org: The National Conference of State Legislatures compiles information on how states are handling homeland security-related law enforcement issues.

Transportation Security

Airportnet.org/security: The American Association of Airport Executives provides news updates by e-mail.

Aapa-ports.org: The American Association of Port Authorities focuses on developments in seaport security.

Eyefortransport.com: The freight industry’s website offers daily news updates.

Ops.fhwa.dot.gov/opssecurity and transit-safety.volpe.dot.gov: Websites of the Federal Highway Administration and the Federal Transit Administration offer information on securing highways and rail systems.