Tree rings serve as a natural archive detailing past environmental conditions and events. Scientists use these annual growth ...

Perhaps you’ve wandered through a forest or strolled into a neighborhood park and found tree trunks — and wondered if counting the rings on a trunk is truly a way to know the tree's age. "Most of us ...

Perhaps you’ve wandered through a forest or strolled into a neighborhood park and found tree trunks — and wondered if counting the rings on a trunk is truly a way to know the tree’s age. “Most of us ...

Tree cores pulled from some of the planet’s oldest trees have helped extend records of past weather.

Nearly two thousand years of history can appear in one piece of wood at this extraordinary tree-ring laboratory in Tucson.

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By Mongabay.com Tree rings from the Amazon show that the world’s largest rainforest has developed wetter wet seasons and ...

Scientists have long relied on tree rings to learn about ancient solar storms—rare bursts of high-energy particles from the sun that can disrupt satellites, power grids, and communication systems ...

A new 1,200 year-long time series based on tree rings shows that the current warming is unprecedented during this period. This is reported by researchers from the Swiss Federal Institute for Forest, ...

A composite image showing a tree ring and flames - UQ researchers used tree ring data to model the global carbon cycle to challenge the common theory about Miyake Events. What is a “Miyake Event?” ...

Each spring, hikers flock to Figueroa Mountain, 30 miles northwest of Santa Barbara, to revel in the colorful displays of California poppies and purple lupine. But it’s the gnarled oaks of the rolling ...