How to use Science Topics
Science Topics provides a topical index of USGS science information,
programs and activities. It is not an exhaustive list of all USGS
science topics but provides a categorization using a thesaurus of
related terms that will give you definitions, links to science
content, and a structured approach to finding information.
Topic page contents
- More general topics
- Broader topics of which the current topic is a part.
- Topic name
- A label for a scientific concept.
- Scope or definition
- What we mean by this topic and what we include in it. Generally this is not a complete definition.
- More specific topics that are parts, types, or instances of the topic.
- Related topics
- Other topics that might be helpful to you.
- Web sites or documents that discuss or explain the topic.
Order of the results
A few web sites in USGS have been identified as primary portals.
These are always shown first.
Remaining results are listed to show, in decreasing priority, web sites whose titles
- match the category name,
- begin with the category name,
- contain the category name,
- match any of the "also used for" terms,
- begin with any of those terms,
- contain any of those terms