Between the lines: Tree rings hold clues about a river's past
1/10/2018 01:30:00 PM
Hydrologists are looking centuries into the past to better understand an increasingly uncertain water future.
By analyzing centuries-old growth rings from trees in the Intermountain West, researchers at Utah State University are extracting data about monthly streamflow trends from periods long before the early 1900s when recorded observations began.
Their findings were published in the Journal of Hydrology and, for the first time, show that monthly streamflow data can be reconstructed from annual tree-ring chronologies -- some of which date back to the 1400s.
Read more at
https://archaeologynewsnetwork.blogspot.com/2018/01/between-lines-tree-rings-hold-clues.html#vDZ4IyWkWZlZqorE.99
