Trees News

January 21, 2025

Top Headlines

Ash Tree Variability May Offer Restoration Path Post-Beetle Decimation

Jan. 13, 2025 — The invasive emerald ash borer, according to the U.S. Department of Agriculture, was first found in the United States in southeast Michigan in 2002. In the decades since, the wood-boring beetle has spread east and west across the U.S. and Canada, ...

Don't Write Off Logged Tropical Forests -- Converting to Oil Palm Plantations Has Even Wider Effects on Ecosystems

Jan. 9, 2025 — A research team has carried out the most comprehensive assessment to date of how logging and conversion to oil palm plantations affect tropical forest ecosystems. The results demonstrate that logging ...

Ice Patches on Beartooth Plateau Reveal How Ancient Landscape Differed from Today's

Jan. 6, 2025 — Scientists say the frozen remnants of an ancient forest discovered 600 feet above the modern tree line on the Beartooth Plateau may portend possible changes for the alpine ecosystem if the climate ...

How Loss of Urban Trees Affects Educational Outcomes

Dec. 17, 2024 — Economists looked at test scores and school attendance for Chicago-area kids before and after a bug infestation wiped out the city's ash trees. Education outcomes for low-income students went down, highlighting how the impacts of ecosystem ...

Latest Headlines

updated 11:16pm EST

Prime Apple Growing Areas in US Face Increasing Climate Risks

Jan. 6, 2025 — Some of the most productive apple regions in America are facing big challenges from a changing climate, according to a new study. Researchers analyzed over 40 years of climate conditions that impact ...

Six New Tree Species Named: 3 from Panama, 3 from Colombia

Dec. 23, 2024 — Researchers have named six new tree species based on comparisons made among collections of dried plant specimens from across the Neotropics. Of these six, three of the new species have only been ...

Shrubs Can Help or Hinder a Forest's Recovery After Wildfire

Dec. 16, 2024 — When and where to plant tree seedlings to restore forests after wildfires has a lot to do with shrubs, finds a new ...

Scientists Can Now Predict How Climate Change Will Alter Plant Growth Cycles

Dec. 16, 2024 — On February 2, 1887, residents of Punxsutawney Pennsylvania consulted a large rodent regarding the arrival of spring, marking the first official ...

Wrong Trees in the Wrong Place Can Make Cities Hotter at Night, Study Reveals

Dec. 10, 2024 — While trees can cool some cities significantly during the day, new research shows that tree canopies can also trap heat and raise temperatures at ...

Human Disruption Is Driving 'Winner' and 'Loser' Tree Species Shifts Across Brazilian Forests

Dec. 10, 2024 — Fast-growing and small-seeded tree species are dominating Brazilian forests in regions with high levels of deforestation and degradation, a new study ...

After Decades of Plantation Agriculture, Coconut Palms Dominate Over Half of Pacific Atoll Forests

Dec. 4, 2024 — Coconut palms are king throughout the tropics, serving as the foundation for human lives and cultures across the Pacific Ocean for centuries. ...

Ecosystems: New Study Questions Common Assumption About Biodiversity

Dec. 3, 2024 — Plant species can fulfill different functions within an ecosystem, even if they are closely related to each other. This surprising conclusion was reached by a global analysis of around 1.7 million ...

Insect Fossil Find 'Extremely Rare'

Dec. 2, 2024 — Newly discovered insect fossils are so small they can barely be seen by the human eye but have been preserved in an 'extraordinary' ...

Study Finds Genetic Mechanisms Behind High-Yield Apple Trees

Nov. 25, 2024 — Apples rank among the world's most valuable fruit crops, with production spanning more than 100 countries. Some apple trees naturally develop into what farmers call 'spur-type' varieties -- compact ...

Study Identifies Coastal Black Pine Trees Resistant to Tsunamis and Strong Winds

Jan. 8, 2025 — Researchers have found that the taller the Japanese black pine trees (Pinus thunbergii) along the coast, the deeper their roots penetrate the ground. Deeper roots make trees more resistant to damage ...

Mixed Forests Reduce the Risk of Forest Damage in a Warmer Climate

Nov. 20, 2024 — Forests with few tree species pose considerably higher risk of being damaged and especially vulnerable is the introduced lodgepole ...

Populations Overheat as Major Cities Fail Canopy Goals

Nov. 19, 2024 — A new study measuring access to nature for eight major global cities found most still have inadequate canopy cover, despite access to an abundance of ...

Tree Islands Restore Nature in Oil Palm Plantations

Nov. 18, 2024 — Southeast Asia's tropical forests are renowned for their biodiversity, but at the same time face significant threats from the expansion of oil palm plantations. With global demand for palm oil ...

Diverse and Diverging Demands on Forests in Germany

Nov. 14, 2024 — Forests provide biodiversity, ecosystem functions, income and much more. How can these diverse and seemingly diverging demands be met? An international research team addressed this question by ...

New Study Reveals Half a Century of Change on Britain's Iconic Limestone Pavements

Nov. 14, 2024 — Fifty years of change on iconic limestone pavements has revealed mixed fortunes for one of the most distinctive landscapes in the UK. The findings, which reveal large changes since the 1970s, are ...

More Evidence That Europe's Ancient Landscapes Were Open Woodlands: Oak, Hazel and Yew Were Abundant

Nov. 13, 2024 — A new study finds that the disturbance-demanding plant species oak, hazel and yew were abundant in Europe's forests before modern humans arrived, strengthening the argument that ancient ...

Facing the Wind: How Trees Behave Across Various Forest Settings and Weather Events

Nov. 12, 2024 — A recent study on Cryptomeria japonica plots shows that trees dissipate wind energy by switching between two swaying behaviors at specific wind speeds, offering insights that may help in improved ...

First Amber Find on the Antarctic Continent

Nov. 12, 2024 — Roughly 90 million years ago, climatic conditions in Antarctica were suitable for resin-producing trees. Researchers have now made the southernmost discovery of amber in the ...

How Plants Grow Thicker, Not Just Taller

Nov. 8, 2024 — Using a computer model that reveals how plants grow thicker over time, biologists have uncovered how cells are activated to produce wood tissue. Understanding the genetic and molecular signals behind ...

Planting Trees in the Arctic Could Make Global Warming Worse, Not Better, Say Scientists

Nov. 7, 2024 — Tree planting has been widely touted as a cost-effective way of reducing global warming, due to trees' ability to store large quantities of carbon from the atmosphere. But, an international ...

How Gophers Brought Mount St. Helens Back to Life in One Day

Nov. 6, 2024 — When Mount St. Helens erupted in 1980, lava incinerated anything living for miles around. As an experiment, scientists dropped gophers onto parts of the scorched mountain for only 24 hours. The ...

Indigenous Cultural Burning Has Protected Australia's Landscape for Millennia, Study Finds

Nov. 1, 2024 — Ancient cultural burning practices carried out by Indigenous Australians limited fuel availability and prevented high intensity fires in southeastern Australia for thousands of years, according to ...

Trees Cool Better Than Reflective Roofs in Vulnerable Houston Neighborhoods

Nov. 1, 2024 — As heatwaves become more intense, cities are looking for strategies that can help keep neighborhoods cooler. A new tool has already helped identify potential solutions in Houston, a city where the ...

Move Along, Moose: Study Reveals the 'Most Canadian' Animals

Oct. 25, 2024 — What is the 'most Canadian' animal? Spoiler: it's not the beaver, or the moose. A new study ranks species of terrestrial vertebrates in Canada by their level of Canadian evolutionary ...

Crustacean With Panda-Like Coloring Confirmed to Be a New Species

Oct. 24, 2024 — Decades after it was first found in Japan, a crustacean species with unique black-and-white coloring resembling a panda has been confirmed to be new to ...

Marri Trees a Lifeline for Many Native Bee Species in Biodiversity Hotspot

Oct. 24, 2024 — New research has revealed Marri trees are critical to the survival of more than 80 species of native bee in Western Australia's South West region, which is one of the world's most ...

Finding Could Help Turn Trees Into Affordable, Greener Industrial Chemicals

Oct. 18, 2024 — Specific molecular property of lignin in trees determines difficulty of using microbial fermentation to turn trees and other plants into industrial ...

Seven New Frog Species Discovered in Madagascar: Sounds Like Something from Star Trek

Oct. 15, 2024 — Researchers have discovered seven new species of tree frogs that make otherworldly calls in the rainforests of Madagascar. Their strange, high-pitched whistling calls sound more like sound effects ...

Modern Mass Extinction in an Ecuadorean Cloud Forest Found to Be a Mirage

Oct. 15, 2024 — An international team of botanists finds no proof of extinctions in Centinela, but abundant evidence that Centinela's flora lives on in the scattered remaining fragments of coastal ...