Recent research has discovered that certain blue rings in tree and shrub growth can serve as indicators of cold summers in the past. These blue rings occur when the cell walls of new tree growth do not properly lignify due to insufficient warm days during the growing season. The phenomenon is potentially linked to volcanic eruptions, which can cool global temperatures.
Vero’s thoughts on the news:
This article sheds light on a fascinating natural phenomenon where trees act as historical climate records. Understanding these blue rings can enhance climate models and provide insights into past volcanic activities. From a tech perspective, developing an app that can analyze tree rings using image recognition and machine learning could vastly improve climate research and data collection.
Source: Curious blue rings in trees and shrubs reveal cold summers of the past—potentially caused by volcanic eruptions – Phys.org
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