Articles tagged with Forestry
Research led by University of Hawaiʻi at Mānoa researchers found that Indigenous agroforests in Fiji offer a more nutritionally diverse food supply when they have greater ecological diversity. The study highlights the importance of Indigenous knowledge and management practices in supporting environmental resilience and human nutrition.
Researchers estimate that lightning kills around 320 million trees each year, resulting in significant biomass loss. This equates to an annual emission of 0.77-1.09 billion tons of CO₂, comparable to the emissions from wildfires.
A new UBC study found that clear-cutting can lead to an 18-fold rise in extreme floods, with effects lasting over 40 years. The study also reveals that landscape factors, such as slope direction, play a crucial role in shaping a watershed's response to treatment.
A new study from Colorado State University and Western Colorado University found that aspen forests can act as natural firebreaks, slowing fires' spread. Aspen trees with high moisture content and chemical differences reduce flammability, making them more resistant to burning.
Researchers investigated symbiotic (SNF) and asymbiotic (ANF) nitrogen fixation in subtropical forests, finding distinct environmental controls. SNF rates declined with increasing altitude, while ANF rates showed a hump-shaped pattern, influenced by soil properties at lower altitudes and climatic factors at higher altitudes.
A new study by the HUN-REN Centre for Ecological Research found that villages within forest-dominated landscapes exhibit higher biodiversity compared to agricultural settings. City proximity boosts human well-being, but has little impact on species numbers and diversity.
Researchers used a data-driven approach to filter out ideal tree species for urban forests, mapping carbon stock and biogenic volatile organic compounds (BVOCs) emissions of six dominant urban tree species in Beijing. The study identified two optimal species: Betula platyphylla for high-altitude areas and Robinia pseudoacacia for urban...
A study by University of Göttingen researchers found that mixed deciduous-conifer forests promote coexistence between red squirrels and dormice. The team observed both species living side by side in these forests, suggesting a potential role for mixed forest management in supporting biodiversity.
The SWIFTT project will explore practical and technical challenges of using AI and satellite data to monitor bark beetle outbreaks. Forest professionals, researchers, and remote sensing experts will discuss the interplay between remote sensing, machine learning, and traditional forestry knowledge.
Researchers used anonymized GPS data from smartphones to monitor how wildlife reacts to people, highlighting the potential of human mobility data in tracking human-wildlife conflicts. The study's findings can inform conservation planning, help protect animals and wild spaces, and ensure that recreational activities are done responsibly.
A study analyzing forestry records from 1974 to 2022 found that bark beetle-induced logging follows a distinct cycle aligned with solar activity, with lower solar activity leading to higher outbreaks. The North Atlantic Oscillation also impacts weather patterns, exacerbating beetle outbreaks during negative phases.
Forest-based agroforestry (FAF) can support forest health and biodiversity, enhance carbon sequestration and storage, generate economic benefits for local communities, and aligns with Indigenous land stewardship practices. The study recommends explicit inclusion of FAF in agroforestry policies to maximize climate benefits.
A PSU study found that fires can cause trees to die in subsequent years, affecting forest regeneration. The researchers mapped annual changes in live tree cover and found that older conifer trees and sensitive species were most likely to die later.
Research by the University of Surrey found that specific forest characteristics, such as canopy density and tree species diversity, can affect various health outcomes. Increasing tree species diversity is a safe intervention for forest managers, offering multiple co-benefits beyond human health.
Researchers found a significant positive trend in tree growth since the 20th century due to low-latitude warming. This growth acceleration is attributed to enhanced regional temperatures and precipitation, promoting tree growth conditions.
A recent study by USDA Forest Service researchers highlights the critical need for understanding and managing nonnative forest specialist and generalist pests. Specialists caused more tree deaths, while generalists inflicted more nonlethal damage due to their broader impact across multiple species.
Researchers developed an AI system to classify tiny powdery pollen grains produced by fir, spruce, and pine trees, enhancing speed and accuracy. The tool can aid allergy sufferers, urban planners, farmers, and wildlife conservation efforts.
Despite a net gain of over 10,000 hectares in forest cover from 2000 to 2020, the Yangtze River Delta's forests experienced significant losses due to urbanization and agriculture. The study found that four times more carbon was emitted than taken up, highlighting the need for sustainable forest management.
A new satellite developed by Chalmers University of Technology will help monitor and measure the world's forest biomass. The system enables precise measurements of forest carbon stocks, aiding efforts to combat climate change.
A new study developed a method to measure evapotranspiration in the understorey of native forests, which can contribute up to 50% of ecosystem water use. The research aims to improve management decisions for water scarce resources in Australia.
Biomass is crucial for Europe's ability to reach its climate targets, providing both energy and negative emissions. Excluding biomass from the European energy system would increase costs by 169 billion Euros per year.
Researchers have developed a new method to genetically improve poplar trees without introducing foreign DNA into its genome. This breakthrough could accelerate the deployment of genetically enhanced trees with benefits for both the environment and the bio-based economy.
A new study reveals that Douglas-fir introduction has a neutral effect on European biodiversity in most cases, with only rare positive or negative impacts observed.
Researchers found that high tree mortality in upper canopy can promote oak regeneration when maple is removed from understorey. Plantings on thinned forest plots showed fewer signs of drought stress, supporting oak growth.
A new study from Umeå University reveals that trees' circadian clocks regulate growth and seasonal events. Adjusting clock-associated genes could help trees synchronize with changing climates, improving forestry management. The study also has implications for global vegetation models predicting forest growth and carbon storage.
A recent WSSA research article reveals that focusing solely on deer or invasive shrubs yields little forest health improvement. Instead, managing both threats is necessary to promote tree regeneration and plant community restoration, according to a study spanning over 10 years in Ohio.
A new study found that both employed people with obesity and employer representatives acknowledge the impact of obesity on future health problems and perceive lifestyle change alongside anti-obesity medications as the most effective approach for maintaining weight-loss reduction. Cost of medication coverage remains a significant barrie...
Researchers developed a bamboo-based microreactor system for efficient enzyme immobilization, demonstrating high transformation rates and thermal stability. The innovative use of bamboo nanofibers offers a sustainable alternative to traditional methods.
A new study suggests that easing L.A.'s outdated tree planting rules could significantly grow the city's urban tree canopy without compromising safety. By relaxing restrictions near intersections, utility poles, gas lines, and other infrastructure, tree coverage in lower-income neighborhoods like Boyle Heights could increase by up to 26%.
Researchers developed an innovative strategy to optimize seed orchard layouts, minimizing inbreeding while maximizing genetic gains. Direct selection, focusing on elite individuals, delivered significant performance boosts in diameter, height, and volume.
Researchers challenge traditional view that cool temperate rainforests are fragile ecosystems, finding they depend on disturbance for survival. The study found Antarctic beech trees grew faster and recruited more successfully after higher disturbance levels.
Researchers highlight the underuse of Japanese bird banding data in avian movement research, revealing gaps in our understanding of East Asian migratory birds. The study proposes improving data accessibility and integrating traditional methods with modern tracking technologies to advance conservation efforts.
Researchers from UGA's Warnell School of Forestry and Natural Resources found that forest management efforts are supporting healthy bat populations. Bats rely on semi-open forest stands with varied stand structure for efficient flying and feeding, and a diverse mix of vegetation supports their survival.
A new study estimates China's natural forests will continue to capture carbon, but at a slowing rate. The research reveals significant regional differences in carbon storage potential, with younger forests showing the largest increase.
Researchers describe the complex genome of the highly valued white oak (Quercus alba), providing insights into fundamental questions about plant evolution and tree breeding. The study sheds light on the evolutionary history of oaks, including the extent of genetic diversity and population differentiation.
A new study reveals that understorey small trees and shrubs contribute significantly to biomass and diversity in African dry forests. The research found that these layers can hold substantial amounts of woody biomass, with species richness decreasing as overstorey biomass increases.
A CSU study reveals trees are contracting in response to climate change, failing to regenerate in hottest areas and not expanding into cooler climates. Human-assisted tree migration is proposed as a solution to help forests adapt to climate change.
A recent report by Colorado State University reveals that the state's forests are emitting more carbon than they absorb, primarily due to insect and disease impacts. The study estimated that Colorado's forests stored 1,558 teragrams of carbon between 2010 and 2019.
Researchers found that sustainability certificates improve cocoa yield and income for small-scale producers, but have no effect on biodiversity in plantations. The study suggests that further biodiversity conservation measures are needed to achieve tangible environmental benefits.
The National Champion Tree Program has launched a new data management system to track the country's largest trees, featuring over 1,200 species and providing detailed information on each tree's measurements and cultural importance. The program aims to protect and preserve these giant trees through public education and engagement.
Researchers at Chalmers University of Technology found that biochar significantly reduces DDT uptake by earthworms in contaminated soil, halving the toxin's presence. This method could enable farming on land deemed unusable due to environmental risks.
The Policy Engagement Forum brought together experts to discuss the Climate and Biodiversity-Smart approach to forest management. The conversation focused on policies conducive to CBS methodologies, addressing challenges such as climate-related risks, biodiversity decline, and administrative hurdles.
Temperate savannas in eastern China have been mapped for the first time, revealing their geographical distribution and extent. The research provides precise information on the spatial characteristics of these ecosystems, supporting conservation and utilization efforts.
A new report assesses water resources in the southern US states, finding that forestry best management practices can mitigate climate and land use effects on water quality. The study projects future scenarios of water stress due to extreme precipitation events, emphasizing the importance of adaptive management.
The Forestry Research journal has been recognized by international authorities for its quality and academic level, with its articles available free of charge on PubMed Central. The journal focuses on major forest species, including timber, ornamental, economic, and ecological trees.
Researchers in Lithuania have developed Forest 4.0, a smart forest data processing model that enables real-time monitoring of forest conditions, sustainable resource accounting, and transparent governance. The system uses IoT sensors and AI algorithms to detect tree diseases, illegal logging, and predict changes in forest ecosystems.
A new study by Umea University researchers found that mixed forests with multiple tree species are less prone to damage from fungi, insects, and fires. The results suggest that increasing the number of tree species in production forests could reduce forest damage risk and financial losses.
Research led by the University of Göttingen found enriching beech forests with commercially valuable native and non-native conifer species can enhance biodiversity, ecosystem functioning, and economic performance. The study showed that mixing beech with Douglas fir resulted in positive gains, particularly for biodiversity and economic ...
The ForestPaths project evaluates the effects of current legislation on European forests, focusing on climate change mitigation and biodiversity. The study identifies 17 green initiatives with prominent relations to forest conditions, emphasizing conservation, active management, afforestation, and wood processing activities.
A new study reveals that external canopy structural heterogeneity has a stronger influence on species diversity-productivity relationships than internal heterogeneity. Researchers introduced a new index to quantify this external heterogeneity, which plays a key role in mediating biodiversity-forest productivity dynamics.
Researchers will map carbon distribution, identify high-risk areas, and inform fire suppression strategies to maximize carbon storage in the Yukon Flats National Wildlife Refuge. The project aims to address the growing threat of permafrost thaw, which could release 1,700 billion metric tons of carbon.
Forest fires globally emitted half a billion tonnes more CO2 in the last two decades, with increased severity and extent driven by climate change. The study reveals alarming shifts in forest fire patterns, posing significant challenges for global targets to combat climate change.
The second ForestPaths Policy Lab brought together diverse stakeholders to share visions for forests by 2050, focusing on climate change, biodiversity, and ecosystem services. Participants explored policy actions necessary to achieve these visions through modelling and pathway analysis.
Researchers found that seven common European forest trees have preserved their genetic diversity over millions of years, defying expectations. This resilience is attributed to unique characteristics such as long generation times and pollen dispersal capabilities.
A recent study applied transition matrix growth models to simulate the effects of various management strategies on forest ecosystem services and multifunctionality in northeastern China. The findings highlighted the significant impact of forest management on ecosystem services, which outweighed the effects of climate scenarios alone.
As stand age increases, Pinus massoniana consistently absorbs bioavailable phosphorus from the soil, reducing soil phosphorus availability. Phosphorus distribution affects various organs in four distinct forms, and resorption influences this process.
Coastal forests face uncertain future as sea levels rise, with trees more vulnerable to saltwater flooding than marshes. Tree ring analysis reveals nuanced effects of flooding, temperature, and precipitation on tree growth, highlighting species- and site-specific factors.
Researchers developed DIAMANTE, a data-centric semantic segmentation approach to detect forest tree dieback events in satellite images. The approach trains a U-Net-like model on labelled remote-sensing datasets and achieves reasonable accuracy for early disease detection, reducing false alarms.
A new study investigates genetic diversity and population structure of common walnut (Juglans regia) in Central Asia. The research reveals moderate genetic diversity across the region, with a core genetic diversity region in the western Himalaya.
Rewilding efforts in Europe could help countries meet conservation goals with 70% of opportunities in colder climates. Passive and active strategies are proposed to create self-sustaining ecosystems.