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.
Gas-powered gardening equipment will soon surpass cars as the worst polluters in California. It is considering stronger emissions standards for small gas engines and incentives to switch to electric.
Amidst fear that President Donald Trump’s administration could rollback key federal environmental laws, California state senate Democratic leaders have unveiled a package of environmental protection bills.
A new state advisory warns people not to eat a certain species of fish from New Hogan Lake, located about 30 miles northeast of Stockton, in Calaveras County.
Wild pigs cause serious damage to grazing lands and watersheds. UC Cooperative Extension scientists have developed a GIS-based tracking app to assess wild pig damage in order to figure out how to mitigate the creatures' impacts.
Sales of plug-in electric vehicles in California are projected to pass the 250,000 mark later this month. One reason the cars haven’t sold faster is a lack of sufficient charging stations. But that’s starting to change.