Difference Between Dendrochronology and Dendroclimatology


  • dendrochronology vs dendroclimatology
  • The key difference between dendrochronology and dendroclimatology is that dendrochronology is the study of annual growth rings of trees, while dendroclimatology is the study of the relationships between annual growth rings of trees and past climate conditions or variations Trees show annual growth rings. These tree rings show a relationship with climatic factors. Therefore, they are important in reconstructing climatic conditions and past climatic variability. In fact, tree rings are well suited for climatic analysis since they show reliable dating, annual resolution, ample replication, longevity up to thousands of years, widespread representation, and sensitivity to climatic conditions. Dendrochronology and dendroclimatology are two disciplines in science that utilize annual growth rings of timber and tree trunks. Dendrochronology is the study that uses the characteristic growth patterns of tree rings in timber and tree trunks. Dendroclimatology is a sub-discipline that utilizes tree rings in order to reconstruct and analyze past climate variability.

    CONTENTS

    1. Overview and Key Difference 2. What is Dendrochronology 3. What is Dendroclimatology 4. Similarities Between Dendrochronology and Dendroclimatology 5. Side by Side Comparison – Dendrochronology vs Dendroclimatology in Tabular Form 6. Summary

    What is Dendrochronology?

    Dendrochronology is the dating and study of annual rings of trees and the past environmental conditions reflected by the patterns of growth rings. In dendrochronology, the exact year of the formation of each growth ring is studied. Moreover, scientists have noticed that there is a relationship between the size of the growth rings and climate factors such as moisture and elevation. Therefore, the climate and atmospheric conditions during different periods in history can be determined by growth rings.
    Difference Between Dendrochronology and Dendroclimatology
    Figure 01: Growth Rings New rings form near the bark. Generally, each tree ring indicates a year or a complete cycle of seasons. Thus, the entire period of a tree’s life is reflected by growth rings. Moreover, the thickness and shape of rings show conditions under which they have grown. Hence, the study of tree rings reveals important information regarding the climate and environmental conditions.

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