The project combines scientific rigor with historical passion to inform future generations about stories behind the city’s oldest landmarks.

Each horizontal bar represents the tree-ring pattern for one tree ... years), scientists have constructed a continuous history of tree rings that stretches back almost 9,000 years, to about ...

A metro Atlanta nonprofit is teaming up with college students to find the exact age of historic buildings using a unique area ...

The longer, warmer days of spring spark phenological changes in trees, from root to tip. As the limbs of trees stretch and ...

On May 5, the Bren School of Environmental Science & Management continued its Bren Seminar series with Postdoctoral Researcher Julie Edwards. Edwards’ lecture “Climate Change Detection and Attribution ...

Tree ring widths, which reflect the dry or wet conditions ... domestic product and 45% of its hydropower, and it has a known history of worsening drought conditions since 2000.

Dendrochronology, or tree-ring dating, provides absolute dates in two different ways: directly, and by calibrating radiocarbon results. Direct Dating of Wood Cross-dating determines the age of ...

Experts can tell how old a tree is by its number of growth rings. This sequoia has a long history. The tree was 1,300 years old and 101 metres tall when it was felled. Its incredible lifespan is ...

The narrowing of the rings that formed from the 1560s through the 1590s indicates that the tree grew little during the 16th century megadrought. Advanced Search Home ...

Rings are a well-known way to figure out a ... of fossil fuels and now sit at levels never before seen in human history. Tree studies establish unbroken climate timelines by comparing ring ...