Americans to Ban Cloning
http://www.cloninginformation.org/
This site represents an organization seeking to ban human cloning and related research.  It includes links to supportive essays and speeches generated by religious groups, bioethical organizations and politicians.  A good resource, but keep in mind the mission of the organization.

Cloning
http://www.bioethics.net/hottopics/cloning/
For a more balanced view of the topic, this page provides links to information on laws governing cloning, news reports, and other essays.

How Cloning Works
http://www.howstuffworks.com/cloning.htm
Moving away from the ethical discussion of cloning, this site provides explanations of how cloning occurs in nature, how clones are produced, etc.

Human Genome Project Information
http://www.ornl.gov/TechResources/Human_Genome/elsi/cloning.html
The Human Genome Project is attempting to map human DNA.  This site provides information on the project as well as reasons for cloning, different types of cloning and great links.