Here’s what to know about why leaves change color in the fall—and how the process is being impacted by climate change.

British Columbia’s forestry sector has been under immense pressure over the past few years but the provincial government ...

Minnesotans chasing a cavalcade of seasonal colors often parade at this time of year from the Twin Cities to Duluth and from there farther north along the Lake Superior shoreline. Alternatively they ...

Heavy snow fell across some parts of north-central Colorado’s mountains Tuesday, particularly the mountains along the Continental Divide west of Denver from Interstate 70 to the Wyoming state line. Up ...

Leaves typically start to peak in northern states by early October, but projecting peak foliage isn't an exact science. Here ...

Much of the nitrogen is bound up in proteins that hold in place chlorophyll, the green pigment essential for photosynthesis.

I have to thank you for the very informative article concerning the increase in parking fees downtown. Including Prescott's ...

In deciduous plants, senescence means about the same as what it does in humans — the process of deterioration with age.

Sensing that the days are getting too short for their leaves to efficiently change sunlight into tree-feeding sugars, trees ...

In 100 locations across the United States Wednesday 5,000 volunteers donated their time and talent to provide tree care and ...