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Aphid-stressed pines show different secondary organic aerosol formation

2 days ago

Plants emit gases, called volatile organic compounds (VOCs), that enter the atmosphere, where they can interact with other…
What tree has the hardest lumber? Is it harder than aluminium or even steel?

September 4, 2019

The hardest lumber in the world is, of course, very hard. People call it “axe breakers” and lumber…
Aggressive local efforts were key to limiting spread of sudden oak death disease in Oregon

August 28, 2019

In 2001, forest pathologists in Oregon discovered what was killing trees in Curry County in southwest Oregon –…
Study gauges trees’ potential to slow global warming in the future

August 14, 2019

Like the eponymous character in Shel Silverstein’s classic children’s tale, trees are generous with their gifts, cleaning the…
Pine trees send chemical warning to each other when pine beetles attack

August 12, 2019

New University of Alberta research first to show that lodgepole pines release chemicals to warn related trees of…
The power of trees

August 9, 2019

As they walk through the University of Miami’s Coral Gables campus, many people are struck by the plethora…
Researchers develop novel process to study how trees affect building temperatures, air flow in extreme heat

August 1, 2019

Researchers at Iowa State University have developed a model to test how shading and air flow can improve…
How trees affect the weather

June 25, 2019

Nature, said Ralph Waldo Emerson, is no spendthrift. Unfortunately, he was wrong. New research led by University of…
Striped maple trees often change mating types, with females more likely to die

June 10, 2019

More than 90 percent of flowering plant species combine male and female characteristics in one plant. In the…
Researchers map symbiotic relationships between trees and microbes worldwide

May 17, 2019

In and around the tangled roots of the forest floor, fungi and bacteria grow with trees, exchanging nutrients…
Researchers use genomic data to map ‘refugia’ where North American trees survived the last ice age

April 16, 2019

During the last ice age, which peaked around 21,500 years ago, glaciers covered large portions of North America,…
Study suggests trees are crucial to the future of our cities

March 27, 2019

The shade of a single tree can provide welcome relief from the hot summer sun. But when that…
Eric North, assistant professor of practice in the School of Natural Resources, examines a tree core under a microscope. North has developed two new metrics to gauge tree growth.
New formulas to gauge tree growth

March 18, 2019

But what if a city and its residents could determine the age in which a tree had lived…
Nitrogen-fixing trees “eat” rocks, play pivotal role in forest health

February 26, 2019

By tapping nutrients from bedrock, red alder trees play a key role in healthy forest ecosystems, according to…
Beech trees are dying, and nobody’s sure why

January 11, 2019

A confounding new disease is killing beech trees in Ohio and elsewhere, and plant scientists are sounding an…
Elm tree conservation stayed by hybrid species research

January 2, 2019

In July of 2018, a stalwart tree that had towered over the University of Wisconsin–Madison campus for generations…
Trees’ enemies help tropical forests maintain their biodiversity, study finds

December 31, 2018

Scientists have long struggled to explain how tropical forests can maintain their staggering diversity of trees without having…
Tree-ring analysis explains physiology behind drought intolerance brought on by fire suppression

December 28, 2018

Tree rings tell the story of what’s happening physiologically as fire suppression makes forests more dense and less…
Trees for bees

December 5, 2018

Planting more hedgerows and trees could hold the key to helping UK bees thrive once again, a new…
Scientists find great diversity, novel molecules in microbiome of tree roots

November 7, 2018

Researchers with the Department of Energy’s Oak Ridge National Laboratory have discovered that communities of microbes living in…
Genetic behavior reveals cause of death in poplars essential to ecosystems, industry

October 20, 2018

Scientists studying a valuable, but vulnerable, species of poplar have identified the genetic mechanism responsible for the species’…
New study answers old questions about why tropical forests are so ecologically diverse

October 17, 2018

Working with high-resolution satellite imaging technology, researchers from Brown University and the University of California, Los Angeles have…
Groundbreaking poplar study shows trees can be genetically engineered not to spread

August 7, 2018

The largest field-based study of genetically modified forest trees ever conducted has demonstrated that genetic engineering can prevent…
Can plants and trees change the weather?

July 19, 2018

By this time next year, an army of towers will be keeping watch over a plot of land…
Serious pest targets popular white-bark birch trees

July 16, 2018

A voracious insect – the bronze birch borer – is picking off beloved birch trees throughout Oregon. Common…
Cutting-edge research brings greater insight into how trees react to stress and how that can affect Georgia’s economy

July 16, 2018

In addition to contributing to a wide range of construction trades, this also includes paper and bioenergy industries…
Saving the trees is not enough

July 3, 2018

Widespread logging and hunting have endangered virtually all of Madagascar’s 100-plus species of iconic lemurs, and a new…
Scientists Refine ‘Profile’ of a Fungal Tree Killer

June 20, 2018

A team of Agricultural Research Service (ARS) and university scientists has identified two new species of fungi as…
More dead leaves can help remove lead from soils

May 30, 2018

Once lead is in the environment it is difficult to remove. Despite legislation in the 1970s to reduce…
New research sheds light on why certain oaks are found together

May 14, 2018

North America is home to 91 species of oak trees. Astoundingly, the various species rarely, if ever, occur…
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