We have a natural fascination with time—how landscapes have been carved over millennia, how our bodies grow and sag with age, ...

In order to grow properly, trees need an adequate period of warmth during their growing seasons; otherwise, the cell walls […] The post These Bizarre Blue Tree Rings Are Unveiling Details About Cold ...

A simple blue stain could force trees into giving up their memories of cold summers and volcanic winters, a recent study ...

Blue growth rings found in woody plant stems represent years when cells did not lignify properly because of summers too cold for growth When the going gets cold, even tough trees struggle with ...

These eruptions likely cast a volcanic winter over the northern hemisphere, impacting the trees at Mount Iškoras in Norway, where the study was conducted. "Blue rings look like unfinished growth ...

The concentration of CO₂ in the atmosphere is rising rapidly, with numerous negative consequences for the climate. However, ...

Fewer wildfires burn in North American forests today than in previous centuries, increasing the risk of more severe wildfires ...

‘Blue’ tree rings, which indicate that the cell walls of that year’s growth never lignified properly, show us when a summer was too cold for the plants to grow. The scientists identified blue rings ...

Get Instant Summarized Text (Gist) Blue rings in tree and shrub growth rings indicate past cold summers, likely linked to volcanic eruptions. Analysis of Scots pine and juniper samples from ...