| Websites listed by topic - click
on a letter and pick a topic for links to useful websites. This GlobalCircle
Portal is ofered to aid research, and topic links are very selective to avoid less useful
sources. Most links serve as jumping off points to further research. Links under a topic
are not listed in any set order or priority and do not imply endorsement. Many
topics have live crosslinks to other topics. Most topics are alphabetized under the
letter; many others have a separate page.