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Bristlecone pine tree ring dating

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Also, if there is a lot of space between the trees it is not likely that a fire could spread.
The strip of bark that is left is generally on the most protected side of the tree. Another measure of the tree's age is crown dieback. The question they wanted to answer was:. If the trees are separate from the rest of the forest, by rocks and boulders for example, the likelihood that a fire could reach them is low. Unsourced material may be challenged and removed.

Dendrochronology

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Most trees produce a lighter color wood early wood in the spring and a darker color wood late wood later in the season. University of Arizona Archived at the Wayback Machine. Click here for more information on crossdating back to list Analyze and Interpret the Data After collecting the increment cores and counting the tree rings, the scientists needed a way to organize all the information.
This can happen when the tree is suffering from severe stress like being burned in a fire, attacked by insects, or adverse weather conditions. Other times a tree can go a year without producing a ring. This is a very common way that scientists communicate to one another the process and results of their work. University of Minnesota Press. The ones they used in this investigation were: Studhalter , p.
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