| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,523,891,687 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
dendrochronology |
Also found in: Wikipedia, Hutchinson | 0.07 sec. |
|
dendrochronology: see dating dating, the determination of the age of an object, of a natural phenomenon, or of a series of events. There are two basic types of dating methods, relative and absolute. ..... Click the link for more information. . dendrochronologyMethod of scientific dating based on the analysis of tree rings. Because the width of annular rings varies with climatic conditions, laboratory analysis of timber core samples allows scientists to reconstruct the conditions that existed when a tree’s rings developed. By taking thousands of samples from different sites and different strata within a particular region, researchers can build a comprehensive historical sequence that becomes a part of the scientific record. Such master chronologies are used by archaeologists, climatologists, and others. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? Mentioned in | ? References in periodicals archive | |
|---|---|---|
Judy Dwyer, a member of the city's tree advisory committee, said if a good cross section of the 8-foot-diameter trunk can be saved, she hopes it can be moved to the Strathearn Historical Park, where its tree rings could show important times in the area's history. In recent years, it has become apparent that the same cycle is typical of the East Coast with a mere 800 years of tree ring records, Taylor adds. Furthermore, since tree rings can be resolved to the year, they afford opportunities to date glacier advances, for example where trees have been overridden by a glacier. |
| Encyclopedia |
| Free Tools: |
For surfers:
Browser extension |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|