California is home to the largest trees on Earth, the giant sequoia. Standing under these massive organisms, you can’t help but be filled with wonder at how something can be so old and so enormous, ...

These skyscraping superstars are the stalwart examples of their species Trees have many interesting features and uses, but it's perhaps their height that inspires the most reverie. Humans may have a ...

Some “California shoppers are paying nearly double” the national average for a holiday evergreen, a new study says.

Melissa Breyer was Treehugger’s senior editorial director before moving to Martha Stewart. Her writing and photography have been featured in The New York Times, The Guardian, National Geographic, ...