Articles tagged with Forests
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A recent study by Kyoto University has raised concerns about the authenticity of Big Oil's net-zero emissions claims. The research team found that oil majors are not making sufficient progress in phasing out fossil fuels and transitioning to clean energy, despite their pledges to achieve net-zero by 2050.
A Virginia Tech study found that hellbender fathers are more likely to eat their eggs in deforested areas, leading to a drastic increase in filial cannibalism. The research suggests that protecting and re-establishing forest cover around streams is crucial for the species' survival.
A decade-long study reveals that warmer temperatures lead to significant loss of organic compounds in deep forest soils, affecting carbon sequestration. This finding has implications for natural carbon sinks and soil management practices.
Researchers found that controlled burns in key areas of northern California, western Oregon, and eastern Washington could drastically reduce wildfire smoke exposure throughout the entire western U.S. This is due to prevailing winds carrying smoke across the continent and abundant dense vegetation fueling smokey fires.
Researchers found that plants allocate a significant amount of carbon to mycorrhizal fungi, equivalent to roughly one-third of carbon emitted yearly by fossil fuels. This discovery highlights the importance of understanding fungal networks in soil ecosystems and their role in mitigating climate change.
A new detection tool utilizing DNA-specific primers can identify the nematode species causing beech leaf disease in plant tissue, allowing for rapid and accurate monitoring of the disease. This breakthrough enables forest health professionals to track the spread of the disease more effectively and develop control measures.
Carefully planned restoration of agricultural coffee landscapes can increase crop yield by promoting pollinators' habitat, leading to long-term conservation and economic benefits. Over a 40-year period, strategically allocating land to agriculture and forest can double profits for landholders while increasing forest cover by 20%.
A new study published by the Smithsonian Environmental Research Center and The Nature Conservancy found that forests with diverse species are more likely to thrive, reducing the risk of planting failure. This diversity brings benefits such as pest and disease resistance, climate change resilience, and increased wildlife habitat.
Research found that drought can increase tree growth in cold, harsh environments due to its impact on energy-limited systems. The study's results provide insights into how different tree species and ecosystems will respond to climate change, particularly in water-limited regions.
Researchers developed a method to detect forest disturbance by combining strengths from time-series algorithms and 2-date detection methods. The new technique facilitates more effective forest management and policy.
Researchers found that farmers implementing sustainable land use systems like cocoa agroforestry contribute to reducing conflicts over land. In a survey of farmer households, participants felt that agroforestry systems increased spaces for community dialogue and decreased disputes over access to natural resources.
A study of 700 participants found that time outdoors doesn't always reduce smartphone screentime. However, visits to nature reserves or forests saw significant declines in screentime compared to urban locations. Participants who visited wilder areas spent more time disconnected from their smartphones and regained attention.
Researchers used fluid dynamics models to study the mountain pine beetle's flight, finding that wing shape, age, and size impact thrust production. This knowledge can improve statistical confidence levels for insect dispersion studies and help preserve pine forests.
A new metric, called the carbon storage (CS) factor, enables urban planners to evaluate how a new development will affect the city's carbon balance. By using the right kind of wooden construction technologies, up to 70% of future construction can preserve lost forest carbon storage capacity.
Researchers found that mycorrhizal networks are essential for forest stability but not through sharing and caring among trees. The network works like a trading ground for individual trees and fungi, each trying to survive.
Adding Amazonian dark earth to soils increases plant growth by 3-8 times compared to control soil. The nutrient-rich soil also supports a greater biodiversity of beneficial bacteria and archaea, which transform chemical particles into nutrients. This 'secret weapon' could help speed up forest restoration projects worldwide.
A new study has found that increasing woodland cover in UK uplands will not deter tourists from visiting. The research, conducted by Aarhus University, involved over 500 tourists and showed that most would still visit even with 75% or 100% forest cover. However, the majority preferred a view from the mountain top.
A study found that establishing fallow land can increase the populations of farmland birds and improve biodiversity. The benefits depend on landscape complexity, particularly in regions with a moderate density of boundary lines between fields and woody structures.
Scientists discovered that electrical signals in Laccaria bicolor mushrooms increased after rainfall, demonstrating signal transport among closely spaced mushrooms. The post-rain electric potential showed directionality and strengthened connectivity between spatially close fungi.
Researchers found that severe beech leaf disease infestation hurts trees' relationships with helpful root mutualists, ectomycorrhizal fungi. Trees with the most severe symptoms had over 65% less healthy fungi in their roots compared to those with mild symptoms.
A new study assesses the Amazon's response to drought, identifying the regions most vulnerable to climate change. Trees in the western and southern parts of the forest are at high risk due to rising temperatures and changing rainfall patterns.
A new analysis reveals that protecting large trees in old-growth forests can sequester significant amounts of carbon and promote biodiversity. The study concludes that policy initiatives aligning conservation with climate change mitigation priorities are crucial for preserving these natural carbon sinks.
A new Finnish study found that a green living environment in early childhood does not prevent eczema, despite previous expectations. The study associated coniferous forests and agricultural areas with an elevated risk of eczema, particularly for children born in the spring.
According to the study, 50 countries' climate plans predict 12 gigatons of CO2 emissions annually by 2050, which must be removed from the atmosphere. The researchers emphasize the need for rapid reductions here and now, as relying solely on technology and nature restoration may not be sufficient to meet this goal.
Native bees in Oregon's Coast Range are diverse and abundant in clearcut areas within years of timber harvest, but numbers drop sharply as the forest canopy closes. Management practices that promote open conditions can enhance floral resources and promote bee diversity.
A new study by University of Utah researchers finds that US forests may lose carbon through fire, stress, and insect damage, compromising their role as a climate solution. The study suggests urgent need to update carbon offset protocols with best available science on climate risks.
Residual carbon emissions are a major obstacle to achieving net-zero greenhouse gas emissions by 2050. According to University at Buffalo researcher Holly Jean Buck, the world must reach net-zero this century to limit temperature increase, but residual emissions pose significant challenges.
A study found that ponderosa pine forests in California's Sierra Nevada will not recover to pre-drought densities, reducing atmospheric carbon storage. The forests' ability to store carbon is threatened by western pine beetle infestations driven by climate change.
A comprehensive study of 1,805 German forest insect species reveals a dramatic decline in populations over the past decade. The majority of evaluated species have decreased in number, with larger and more abundant species declining particularly.
Researchers found that corridors with abundant mature trees and deadwood help pileated woodpeckers adjust to urban landscape fragmentation. The Little Miami River corridor is one of the best places for these birds in Hamilton County, Ohio.
A new study reveals that ants followed flowering plants as they left ancient forests, driving the evolution of thousands of ant species. The researchers used fossils, DNA, and habitat data to show how plants' spread influenced ants' habitats and behavior.
Researchers found that exceptional weather conditions over several years are turning European forests brown. Characteristic weather patterns, such as prolonged dry periods and high temperatures, precede these events, with a legacy effect contributing to future low-forest greenness.
A research group at Nagoya University discovered that the Japanese longicorn beetle has a symbiotic yeast called Scheffersomyces insectosa. The yeast breaks down xylose and other wood components, making it edible for the beetles.
A new study reveals that lianas play a crucial role in amplifying the effects of lightning strikes, resulting in more severe damage to neighboring trees. High liana density is positively associated with the number of trees killed and damaged by lightning.
A study by Oregon State University scientists reveals that the black-backed woodpecker can successfully breed in both burned and unburned forests, with better nestling body condition found in green forest. The research has significant implications for conservation and forest management efforts, suggesting that practices promoting pyrod...
A new study by Penn State researchers found that ground beetle species will thrive or decline based on their habitats and traits. Habitat conservation can help mitigate the effects of climate change on these insects, which are critical pest control agents in North American agriculture.
A new study has found that the growing period of hardwood forests in eastern North America has increased by an average of one month over the past century as temperatures have steadily risen. The research used data from Ohio farmer Thomas Mikesell's comprehensive dataset and compared it to present-day observations, revealing a clear con...
Researchers report that more than 85% of world's bird, mammal, and amphibian species live in mountains, but these forests are vanishing at a faster pace. Globally, we've lost 78.1 million hectares of mountain forest since 2000, mainly in tropical biodiversity hotspots.
A study in Brazil found that agricultural certification can encourage compliance with environmental laws, but doesn't necessarily reduce deforestation or increase natural regeneration. Certified coffee farms showed a general tendency for increased compliance, particularly in protected areas like the Atlantic Rainforest.
Warmer and drier climate conditions are making it less likely for trees to regenerate after wildfires, according to new research published in PNAS. Ecological forest management can partially offset climate-driven declines in tree regeneration by limiting fire-caused tree death, but only if action is taken quickly.
Researchers developed an algorithm that uses computer vision techniques to estimate tree diameter from a single image in realistic field conditions. The app sped up the process significantly, being about four and a half times faster than manual measurement techniques.
A new study by the University of Copenhagen found that private forests in Denmark have a significant impact on property values. Forest owners attribute great value to their trees and landscapes, leading to increased quality of life and financial gains.
Researchers estimate worldwide changes in plant leaf growth due to global warming, finding that greening trends have a stronger association with carbon uptake than growing season length. Satellite imagery and field sensors reveal new insights into the impact of climate change on vegetation productivity and carbon capture.
Research from Binghamton University highlights the importance of ants in forest regeneration, with over 95% of New York state forests relying on them to disperse seeds. Ants take seeds with fatty rewards back to their nests, protecting them from consumption by rodents and other organisms, promoting a mutually beneficial arrangement.
Research reveals that Mahogany trees shape the right-forewing of the Mahogany shoot borer, a forest insect-pest. The study found that the wing form differs between males and females, with larger wings on Cedro host plants.
The war in Ukraine may trigger a new global land race, threatening rural livelihoods and the environment. Large-scale land acquisitions could exacerbate conditions of water scarcity and land degradation, prompting concerns about policy implications and long-lasting effects on rural development.
The fungi Neofusicoccum mediterraneum and Neofusicoccum parvum have been found infecting pines in Southern California, causing a deadly disease known as pine ghost canker. The pathogens are native to the US but have recently started infecting trees in urban forest areas.
A Stanford-led study estimates that about 20% of all Sierra Nevada conifer forests are mismatched with the climate around them. This means they are temporarily surviving in habitats that have grown too warm for them, but are likely to be replaced by tree species better adapted to the climate after catastrophic wildfires.
Researchers synthesized global data from nearly 600 studies on biochar to analyze its potential as a climate-smart agricultural practice. Biochar acts like a sponge, improving soil's capacity to hold water and nutrients, making it more resilient to droughts and sustaining crop yields.
Researchers found that conifer-killing beetles can detect the smell of a beneficial fungus through specialized neurons in their antennae, allowing them to identify infected trees. This detection system enables the beetles to locate fungi-produced compounds in tree resin, which may serve as cues for feeding and breeding.
A recent study at Baskett Forest found that forests reach an ecosystem wilting point between 2-4 weeks of extreme drought, requiring soaking rainfall to rejuvenate. This concept explains how whole forests respond to drought and is essential for understanding their dynamics under climate change.
A study by the University of California, Davis, finds that most Amazon land mammals are threatened by climate change and projected savannization. Camera trap surveys revealed that only a few species preferred savanna habitat, while most species, including those using both habitats, chose forest habitats.
Scientists from Poland's Institute of Physical Chemistry have discovered a way to control the population of the pine-tree lappet moth, which threatens coniferous forests. A new pheromone blend based on biocomponents of the sex pheromone has been developed to monitor and potentially control the moth's abundance.
Researchers found no strong evidence that underground fungal networks, known as common mycorrhizal networks (CMNs), offer benefits to trees and their seedlings. While CMNs exist, there is limited understanding of their structure and function in the field, leading to questionable claims about resource transfer and seedling survival.
Researchers at the University of East Anglia found that the Bahama Warbler may only survive on Abaco island after Hurricane Dorian devastated its forest habitat on Grand Bahama. The study, published in Bird Conservation International, reveals that the bird prefers areas with taller, more mature trees and can adapt to burnt vegetation.
A new study led by Yale University researchers found that climate change may lead to a significant loss of tropical biomass, resulting in increased carbon emissions. The researchers predicted that if greenhouse gas emissions continue to rise, stored carbon could nearly double by 2100.
Researchers at University of Delaware examine transnational agricultural land acquisitions and forest loss, revealing threats to biodiversity in Sub-Saharan Africa and Asia. The study uses largest global dataset of georeferenced agricultural land investments to quantify the impact of these investments on forest cover.
Researchers found that elevated CO2 levels increase water use efficiency in trees by adjusting stomata opening and closing. The 'g1 number' tool helps predict tree responses under future atmospheric conditions.
A recent study published in Forest Ecology and Management found that deer browsing had relatively little long-term impact on two tree species in a northern forest. Researchers discovered that seedling survival and growth were more greatly influenced by light availability, soil nitrogen, and size attained before gaps were created.
A new study reveals that up to 38% of the remaining Amazon forest area has been affected by human disturbances, causing significant carbon emissions. The research highlights the cumulative effect of factors such as forest fire, edge effects, selective logging, and extreme drought on forest degradation.