Now that the Thanksgiving celebration has passed, many Americans and Eastern Iowans look forward to another holiday tradition: flocking to various tree farms to get the perfect Christmas tree. The ...

Four years of too little water is killing millions of trees in the Sierra, yet some giant sequoias still thrive. Tree-climbing scientists are... How Is A 1,600-Year-Old Tree Weathering California's ...

Rock organic carbon oxidation CO 2 release offsets silicate weathering sink It has been hypothesized that the interval of glaciations at the end of the Late Ordovician (peaking in the Hirnantian Stage ...

LOS ANGELES (CBSLA.com) — If you've ever wondered who welcomes heavy rain like what we've seen in Southern California this week, just visit a Christmas tree farm. For the past seven years, Mark ...

It's been a brutal forest fire season in California. But there's actually a greater threat to California's trees — the state's record-setting drought. The lack of water has killed at least 60 million ...