Climate warming is linked to a widening interval between leaf unfolding and flowering in European trees, with implications for tree fitness and the wider environment, according to new research. An ...

"Fall's changing colors have been delayed up to four days per decade in North American forests since the early 1980s," says Andy Finton, a forest ecologist who is the landscape conservation director ...

Q: The leaves are starting to turn earlier than usual in my neck of the woods. One neighbor says it’s because we’ve had an exceptionally dry summer, while another says it’s because we’ve recently had ...

MINNEAPOLIS — The latest map shows fall colors are just starting to emerge across parts of northern and southern Minnesota. That means it's only a matter of time before the leaves drop. You may think ...

An apple may not fall far from the tree, but for a leaf, it depends on its shape. Elm or apple leaves — oval and symmetrical, with few protruding lobes — fall quickly, making them likely to end up ...

Fallen tree leaves on the forest floor are called leaf litter. Although scientists can examine leaf litter on the surface of soil by collecting it using litter traps, studying what is happening ...

Fall temperatures are finally rolling into central Ohio and the region's trees are shedding their leaves. But as you break out your rake or leafblower only to determine that autumnal pile in your yard ...

When the last shimmering autumn leaves drift to the ground, it doesn’t just mark a seasonal change. It’s also a turning point in the global carbon cycle, as forests and other plants start to emit ...