The program is using a $5 million federal grant to plant trees across the Las Vegas Valley, targeting communities with below ...

As Australian cities heat up and dry out, street trees are emerging as frontline defenders of urban livability.

As Australian cities heat up, street trees are needed more than ever for their cooling. It turns out many are more resilient ...

Trees can act as stormwater sponges. One large oak tree can help prevent runoff of 1,000 gallons of stormwater every year. Ditches and ponds can help collect stormwater, but through the processes of ...

A lone tree growing along an ancient Roman wall was a beloved fixture in the landscape. Why did the Sycamore Gap tree’s illegal felling spark so much emotion? The Sycamore Gap tree grew in the ...

Climate change is driving more dangerous summer heat across the U.S. Las Vegas, which reached 120 degrees last summer, is ...

Relatively rare in Ireland, mistletoe (Viscum album, or “drualas” as it’s known as Gaeilge) is a hemiparasitic, non-native, ...

Plant nutrients are essential to plant growth. But like most things, too much of a good thing can be bad. Once the growing ...

Trees are important to the environmental health of cities through their capacity to improve air quality, provide cooling via ...

Trees are important to the environmental health of cities through their capacity to improve air quality, provide cooling via shade and transpiration ...

Hansen's Tree Service issued a PSA about mulch volcanoes — piles of mulch that some people put at the base of trees.