Urban trees can help cut air pollution from New York to Beijing, but which trees do the best job? Future Planet weighs up the options. Cities usually come at the price of green space. Since ...

Many of the best artificial Christmas trees are on sale for Cyber Week, including our best overall pick, the National Tree Company Douglas Fir. For more deals, check out our roundup of the best Cyber ...

I love trees and am not immune to hugging them. It may not be rational, but when I’m near one of these quiet giants, I feel like they are kin—ancient grandparents, or at least benevolent witnesses of ...

Filaments of fungi intertwine with the tips of tree roots to form underground networks that seem to benefit both organisms: the filaments, called hyphae, break down minerals in the soil that trees can ...

We independently review everything we recommend. We may make money from the links on our site. Learn more› By Tim Heffernan Tim Heffernan is a writer who covers air and water quality and ...

Purdue Landscape Report: So, what do trees do in the winter? Do they freeze up like unprotected water pipes? Or burst when it gets below freezing? Yes, the below-ground parts of a tree are kept ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more When I lived in New England, Christmas tree farms were a dime a dozen. That is why I was shocked when I ...

People breathe out carbon dioxide, trees breathe in carbon dioxide. It’s one of the first things children learn about the carbon cycle, the paths carbon takes as it moves among the living and ...

In a remote field south of Yangon, Myanmar, tiny mangrove saplings are now roughly 20 inches tall. Last September, the trees were planted by drones. It’s early proof of technology that could help ...

I’m walking in the Eifel Mountains in western Germany, through cathedral-like groves of oak and beech, and there’s a strange unmoored feeling of entering a fairy tale. The trees have become vibrantly ...

Like so many things in Southern California, the palm tree was an import from somewhere else that over time became inextricably symbolic of its adopted home. But the trees, so identified with the ...

Many people who celebrate Christmas have already decorated their own evergreens this year. But shortages of Christmas trees and price hikes have also become somewhat of a holiday tradition. Here’s a ...