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 ...

A meteorologist warned of the risk of "exploding trees" later this week as extreme cold hits the northern U.S. A huge portion of the country is under cold-related weather alerts, with advisories ...

This year’s Rockefeller Center Christmas tree was chopped down in Rensselaer County, New York. Statistically speaking, that’s unusual. While New York state is one of the 10 leading producers of ...

The greater Columbus area features over a dozen farms for cutting your own or buying precut trees. With the turkey carved and gobbled, Christmas is just weeks away and many central Ohioans may soon be ...

Scientists have mapped microbe populations in human guts, deep-sea ecosystems and even clouds. Yet the microbial communities inside tree trunks have remained largely unseen until now. For a recent ...

Reforestation is gaining global momentum as a climate solution, but its success depends on how and where it’s done. A new study mapped locations where tree planting and forest regrowth are most likely ...

Climate Lab is a Seattle Times initiative that explores the effects of climate change in the Pacific Northwest and beyond. The project is funded in part by The Bullitt Foundation, CO2 Foundation, Jim ...

New York City’s decennial tree census will soon utilize cutting-edge technology to assess the health of more than 600,000 street trees. The parks department plans to dispatch cars equipped with ground ...

Why some U.S. cities are so much greener than others. Ever since I first visited D.C., I was in awe of how full of trees it was. Rock Creek Park, one of the oldest city parks in the United States, is ...

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Christmas trees are the centerpiece of a holiday celebration. Every year, between 25 and 30 million Christmas trees are sold in the United States, according to the National Christmas Tree Association.