FALL TREE LEAF COLOR may be mostly a thing of the past. However, if I was a biology/botany teacher, an assignment I would ...

You may have noticed recently that some trees around the city are starting to change colors or maybe you've even seen some leaves on the ground. Trees use their leaves (and sometimes their bark) to ...

Aspens and standing dead trees, which are important to forest biodiversity, can be reliably identified from openly available ...

Beech leaf disease, caused by a type of microscopic worm, has spread rapidly across the eastern U.S. and parts of Canada since first detected in Ohio in 2012. The disease interferes with chlorophyll ...

This is a maple tree that still has a few dead leaves on it during winter. - Marcia Straub/Getty Images The sound of the wind gently whispering through tree leaves during the winter might make you ...

With its fluffed, spiraling top and thin trunk, the Sanfordiacaulis densifolia tree looks like it came straight out of Dr. Seuss’ The Lorax. But this isn’t a truffula come to life. It’s a 3-D ...

What’s a scientist to do, when you need to reach the highest leaves in the forest and a giant crane isn’t an option? Learn to use a crossbow. Kristen Goodhue Nearly every beech tree in Harvard Forest ...

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