Trees are known for absorbing CO2. But microbes in their bark also absorb other climate-active gases, methane, hydrogen, and ...

Every year, the Christmas tree debate returns: Is it better to cut down a natural tree for a short-lived holiday display, or use an artificial one made from non-recyclable plastic? The answer is not ...

Australian researchers have discovered a hidden climate superpower of trees. Their bark harbors trillions of microbes that ...

Life on Earth relies upon an astonishingly short list of elements. Carbon, hydrogen, and oxygen compose the essential ...

A recent study examined changes in tree canopy cover around California schools. The observed declines could put kids at higher risk of heat stress. When you purchase through links on our site, we may ...

A professor's casual hike in the High Sierra turned into a new elevation record for California's highest tree, the Jeffrey pine, which wasn't formerly known to grow at extreme elevations. UC Davis ...

LAHAINA, Hawaii — When a deadly wildfire tore through Lahaina on Maui last August, the wall of flames scorched the 151-year-old banyan tree along the historic town's Front Street. But the sprawling ...

Fall leaf color and climate change, urban trees, heat islands and downtown honeybees. Why do leaves change color in the fall, and how will climate change affect that rainbow of color? Plus, urban ...