It found that a tree’s growth rate increases with its size, in some cases adding the mass of a small tree every year.
That has huge implications for the amount of carbon dioxide an older tree can absorb.
“One of the analogies I use is if you’re managing a sports team, you’ve got to know who your star players are." says forest ecologist Nathan Stephenson with the USGS, and the study’s lead author.
"This would be the equivalent of discovering that your 90-year-old players are the stars of the team," he says.
The 19th annual Lodi Sandhill Crane Festival this weekend is expected to bring thousands of visitors to see the stately birds.
The Pacific Storm system brought some slight improvement to drought conditions in California and Nevada last week.
The U.S. Environmental Protection Agency is providing more than $30 million to California and Nevada native tribes for water quality and environmental restoration projects.
A program will begin soon in the Eldorado National Forest to remove live or dead vegetation to prevent the spread of wildfires.
The Sacramento Suburban Water District is asking customers to voluntarily cut outdoor watering to one day a week this fall as other water providers move to mandatory restrictions.