Above: This photo tells an entire story. Taken at Roan Mountain State Park in Tennessee in January, it shows most of the deciduous trees are bare. However, you can easily see the light tan colors of ...

Well into their senescence period, birch trees' leaves have turned yellow near the Alaska Public Media studios in Anchorage as of Oct. 1, 2021. (Casey Grove/Alaska Public Media) It's green-and-gold ...

In my last column, I blabbed on about fall colors and how trees are silently but furiously working to survive and grow. This time I will address those questions that have been costing you hours of ...

Deciduous leaves change color as pigments degrade and synthesize before falling off their trees. Owen Reiser Every fall, the leaves of deciduous trees undergo a dramatic color change before forfeiting ...

First, the chlorophyll left the deciduous leaves, revealing the brilliant reds and oranges and yellows of some of the remaining leaf chemicals. Then the leaves began to lose it all together and ...

One of my favorite excursions of the year is my AP Environmental Science class field trip up Blue Job Mountain in Farmington, N.H. The purpose of this field trip is to collect data about a variety of ...

Litterbag methods were used to study the decomposition of leaves from an evergreen sclerophyll shrub, Ceanothus megacarpus, and a deciduous shrub, Salvia mellifera, in the chaparral of southern ...