In grade school, our teachers taught us that tree stumps weren’t just for playing jacks. Truth be told, I’d place earthworms I’d dug up on the stump in front of my childhood house.

In grade school, our teachers taught us that tree stumps weren’t just for playing jacks. Truth be told, I’d place earthworms I’d dug up on the stump in front of my childhood house. While ...

Tree rings in the Amazon reveal intensifying rainfall extremes, with wetter wet seasons and drier dry seasons, reshaping ...

The tree-ring lab’s Connie Woodhouse is a great observer of the Colorado River, carver of the Grand Canyon, irrigator of the Southwest, feeder of Los Angeles.

She pulled in detailed tree ring growth records of 12 individual evergreen trees growing throughout Arizona — six Pinus edulis, three Pinus ponderosa and three Pseudotsuga menziesii — that had ...

Some of those events can be linked to historical records — for instance, the avalanche that appears in tree rings dating to 1963 is probably a documented event that occurred Feb. 12 of that year.

Recommended reading. The Sun 14,000 years ago, ... By studying ancient tree rings, the team found an unprecedented spike in radiocarbon levels that occurred 14,300 years ago.

Tree rings suggest the Northern Hemisphere summer of 2023 was the hottest in 2,000 years, with temperatures exceeding those of the coldest summer in the same period by 7 degrees Fahrenheit (3.9 ...