Hot history: Tree rings show that last northern summer was the warmest since year 1 The hottest summer before climate change was 246, but last year's was about 2 degrees Fahrenheit warmer.

By analyzing the rings of two long-lived tree species, Ponderosa pine and limber pine, “we found that climate data alone did a pretty poor job of predicting population growth. We needed to include ...

The broiling summer of 2023 was the hottest in the Northern Hemisphere in more than 2,000 years, a new study found. When the temperatures spiked last year, numerous weather agencies said it was ...

IDEAS The rings inside trees are beginning to tell a different story If you cut down a tree, you can read in the wood an environmental record. Now climate change is complicating the narrative.

R esearchers have used tree rings to track rainfall patterns on the Tibetan Plateau over the course of almost 3,500 years and found a link between major changes and the downfall of some of the ...

Hot history: Tree rings show that last northern summer was the warmest since year 1 The hottest summer before climate change was 246, but last year's was about 2 degrees Fahrenheit warmer.