Researchers have released the first parcel-level analysis to map all paved surfaces across L.A. County. In particular, large parking lots are ripe for change, they say.

But thanks in part to trees planted in areas where the two fungi don’t grow well, the American chestnut isn’t extinct. And efforts to revive it in its native range have continued, despite the long ...

An arborist can diagnose disease and pest problems, schedule seasonal treatments for trees, and selectively prune your trees in a way that will strengthen them rather than shortening their lifespan.

Today’s round of questions, my smart-aleck replies and the real answers: Question: I am curious who is responsible for the cleanup of tree trimming by Duke power in an easement. They have destroyed a ...

Backcountry snowmobile riding is growing in popularity across Aroostook County, but with that growth comes confusion about ...

Bitterly cold arctic air has blanketed parts of the United States over the last week, with some areas getting snow and subzero temperatures. Along with the cold weather comes a natural event called ...

Editor’s note: This is the first in a three-part “What’s on my tree?” series about organisms that are commonly found growing on trees in Louisiana. Here in Louisiana, we’re all familiar with Spanish ...

American beeches (Fagus grandifolia) have been suffering recently from a disease widespread in both Connecticut landscapes and forests, Beech leaf disease (BLD), caused by a foliar nematode, ...

John Seiler was strolling across Virginia Tech’s campus with his students Thursday morning when something stopped them in their tracks: a sweet cherry tree with an unusual jagged scar running along ...

Severe cold temperatures hitting much of the country this week could branch out − literally. As people brace for the winter weather, some social media posts in recent days have warned of the chance ...