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 City of Sacramento wants to continue a washing machine rebate program that started in 2009 until the end of the decade.
Long planned changes to California’s Cap and Trade program could lead to an increase in gas prices next year. That’s causing some to call for a delay.
A Superior Court judge ordered Siskiyou county to regulate groundwater pumping to protect river.
A new UC Davis study finds this year's drought is the third most severe on record -- but the worst in terms of water losses for California farmers.
Wasting water could really start to cost you in California.