New England stone walls deserve a science of their own

The abandoned fieldstone walls of New England are every bit as iconic to the region as lobster pots, town greens, sap buckets and fall foliage. They seem to be everywhere—a latticework of dry, lichen-crusted stone ridges ...

Q&A: How extreme weather impacts fall foliage

After a summer of extreme weather—historic rainfall, devastating floods, wildfire smoke—leaf peeping season has finally arrived in Vermont and New England.

How does climate change impact fall foliage?

Although fall officially began on September 22, the trees around Palisades, New York, don't seem to know it yet. At the Columbia Climate School's Lamont-Doherty Earth Observatory, a camera sits on a rooftop monitoring the ...

Why climate change is making it harder to chase fall foliage

Droughts that cause leaves to turn brown and wither before they can reach peak color. Heat waves prompting leaves to fall before autumn even arrives. Extreme weather events like hurricanes that strip trees of their leaves ...

Satellite images keep tabs on fall foliage

Catching the fall foliage at its peak in the United States just became a little easier, thanks to the work of senior scientist Xiaoyang Zhang of the Geospatial Sciences Center of Excellence at South Dakota State University.

Western aspen trees commonly carry extra set of chromosomes

A large proportion of aspen in the western U.S. sport an extra set of chromosomes in their cells, a phenomenon termed triploidy, according to new research published Oct. 31 in the open access journal PLoS ONE by Karen Mock ...

A warm, wet fall would dampen foliage colors

This summer was notable because of drought conditions in June and July, and searing heat in July, but that won't limit the beauty of Pennsylvania's fall foliage.