Articles tagged with Forest Ecosystems
Forest damage in Europe is projected to increase by up to 20% by 2100 under all climate scenarios. Annually disturbed forest area could rise from 180,000 to 370,000 hectares per year, increasing pressure on other sectors to reduce emissions.
Forest thinning found to improve wildfire risk reduction and hydrological resilience, increasing snowpack depth by 30% on north-facing slopes. The treatment recovered about 12.3 acre-feet of snow-stored water per 100 acres, equivalent to roughly 15 Olympic swimming pools per square kilometer.
A pilot initiative led by University College London is using highly detailed 3D scans to estimate tree structure, volume, and stored carbon in tropical rainforests. This data helps scientists better understand how much biomass forests contain, essential for tracking climate change.
Research reveals that hunting pressure is shrinking safe space for mandrills in Equatorial Guinea's Monte Alén National Park. Mandrills are adapting to changing conditions by focusing on high-quality sites with limited human impact.
Researchers developed MAPPI, a system that enables real-time visualization of how a plant's leaves, stem, and roots communicate with each other in response to environmental stress. The system reveals bi-directional communication between leaves and roots, overcoming limitations of traditional microscopy.
Researchers at the University of Göttingen found that forest soils in south-western Germany absorb more methane as climate conditions become drier and warmer. This contradicts current international meta-analyses, highlighting the importance of long-term monitoring for assessing the effects of climate change.
The Chicago Botanic Garden and The Morton Arboretum have pledged to protect endangered species such as Cucharillo and Stone's Paphiopedilum through collaborative conservation strategies. These institutions will co-host the 9th Global Botanic Gardens Congress in 2027 to accelerate crucial conservation work.
Deer behavior changes when exposed to the smell of predators like lynx and wolves, reducing browsing damage to tree saplings. The study suggests using large carnivores as a natural solution to mitigate overbrowsing in recovering forests.
A 40-year greening project in China's Taklamakan Desert has successfully reduced atmospheric carbon dioxide levels and increased solar-induced fluorescence, indicating a measurable carbon sink. The project demonstrates the potential of afforestation to mitigate climate change, despite being only a small dent in global emissions.
A recent study finds that the largest trees in Peruvian Amazon store disproportionately large amounts of carbon, making it difficult to achieve net-zero emissions. Protecting these trees can help conserve biodiversity and forest microclimates against future climate change.
A new study found that US forests have stored more carbon in the past two decades than at any time in the last century. Natural forces such as temperature, precipitation, and carbon fertilization are among the largest contributors to carbon gains, while human drivers like tree-planting and forest management also play a role.
Research found that deciduous tree dominance reduces wildfire carbon losses in boreal forests, storing more carbon above ground and releasing less in deep organic soils. This shift could help slow climate warming by reducing carbon emissions per unit area burned.
Scientists found that mosquitoes in the Atlantic Forest prefer feeding on humans due to convenience as biodiversity dwindles. This preference increases the risk of pathogen transmission and highlights the need for targeted surveillance and prevention actions.
A data-rich review suggests that forest biological resources can offset up to 750 gigatonnes of CO₂ by mid-century if processing efficiency rises and green premiums fall. Engineered beams, biochar, and bioethanol can store carbon for decades, offering a 74% lifecycle GHG cut versus gasoline.
Researchers discovered that an insect-pathogenic fungus Beauveria bassiana can turn the defensive substances of bark beetles into more toxic aglycones. These aglycones serve as an effective defense against fungi and increase fungal infestation, particularly in beetles with high phenol content.
A new model by researchers at Duke University explains how trees grow differently under rising carbon dioxide levels. The study found that an engineer's view of water movement in leaves can help explain tree growth patterns in a carbon-rich atmosphere.
Research in Chile's national parks shows that wildfires significantly alter soil structure and nutrient cycles, affecting ecosystem resilience. Humid temperate forests recover faster than mediterranean woodlands due to fire-adapted trees and higher rainfall.
A new AI method using aerial imagery can reliably identify aspen trees and standing dead trees, crucial indicators of forest biodiversity. The technique has been proven effective in all seasons and can be scaled up for monitoring forest environments.
Researchers found a robust and healthy population of critically endangered Sumatran tigers in the Leuser ecosystem, with over 282 high-quality images captured. The team identified 27 individuals, including females with high densities indicating a thriving social system and adequate habitats.
A symbiotic fungus helps the ship-timber beetle survive by accumulating nutrients and producing antimicrobial compounds that inhibit competing fungi. The fungus also adapts to its acidic environment by acidifying it with acetic acid, thriving at low pH levels.
Research team created first high-resolution maps of tree species richness and structural diversity in China's natural forests. The study reveals that precipitation seasonality and forest age drive these two dimensions, with projections suggesting future biodiversity gains and challenges.
Researchers found that roe deer restrict natural forest regeneration, despite abundant light. The team's study suggests that controlling deer densities is crucial for maintaining tree-species diversity in forests.
Research at the University of Helsinki reveals that forest thinning can temporarily boost carbon storage in upland forests, while drained peatlands become stronger net carbon sources due to slower tree growth and increased decomposition. The study highlights the importance of adapting management practices to different forest types.
A new study from the University of Eastern Finland found that bark beetle damage clusters in Finland tend to concentrate in groups near previous infestations and mature stands. The research analyzed forestry land data and identified forest characteristics increasing the likelihood of a stand becoming part of a cluster.
Researchers found that elevated CO2 levels can cause leaf temperatures to rise by up to 1.3°C in forests, with a greater impact during extreme heatwaves. This change is likely caused by reduced transpiration and could have significant effects on the water cycle globally.
A recent study by Oregon State University and the US Forest Service analyzed satellite imagery to assess the impact of the 2021 'heat dome' on western Oregon and Washington's forests. The analysis revealed that 293,546 hectares of forest were damaged, with iconic species like western redcedar and hemlock being disproportionately affected.
Researchers at Kyoto University used LiDAR to measure the crown structure of 4,326 canopy trees across 23 forest census plots in Japan. The analysis revealed that canopy trees account for about 75% of total forest biomass across diverse forest types, providing a foundation for estimating total forest biomass and supporting sustainable ...
A long-term study in the White Mountains of New Hampshire found that recovering forests are using roots to mine minerals for nutrients, leading to improved stream pH but depleted soil fertility. This process enhances mineral weathering, which can make forests more vulnerable to future pollution.
Human-driven climate change makes wildfires in parts of South America and Southern California much larger and more destructive. Climate models warn that severe heatwaves and droughts will make extreme wildfires more frequent and intense worldwide.
Low to moderate-severity fires boost bird populations with effects lasting up to 35 years, contrary to traditional fire suppression practices. Forest managers can use controlled burns and pyrodiversity to benefit majority of birds in the forest.
A new study by Boston University researchers examines the impact of urban environmental stressors on tree growth and ecosystem services. The study found that urbanization disrupts the tree microbiome, leading to a loss of symbiotic relationships and an accumulation of pathogens, which can have negative effects on human well-being.
Forestry professionals express concerns about AI's impact on land-management decisions and policy, citing 'black box' problems and data quality issues. However, they see potential for AI to support tasks like data analysis and task automation.
A study examined Vietnamese mangrove carbon since 1900 and found restored forests to act as important carbon stores. However, the study suggests that these ecosystems might not possess 'normal' ecological functions.
Heat-stressed Australian mountain ash forests are losing a quarter of their trees by 2080 due to global warming. The natural thinning response to temperature stress may decline large-scale tree-planting initiatives to reduce atmospheric carbon levels.
A global study predicts that many tree species will struggle to survive due to climate change, with some forests collapsing entirely. Researchers recommend planting a diverse mix of native species to mitigate these effects.
A recent international collaboration found significant biodiversity loss in multiple types of arthropod, including butterflies, beetles, and spiders, in tropical forests. The study suggests that climate change, specifically changes to the El Niño cycle, are causing these declines.
Research by the University of Michigan reveals that biodiversity is crucial in forests, particularly in wet climates, where it promotes tree growth. In contrast, its impact is negligible in wet years within those same wet climates.
Research found that high-elevation tropical forests in the Colombian Andes store significant amounts of pyrogenic carbon (PyC) due to past fires. The study analyzed soil samples from different elevations and land-use types, revealing PyC stocks nine to ten times higher in High Andean forests than in warmer regions.
Researchers used AI to analyze bird songs and calls of 53 European forest bird species, revealing far more activity types than previously thought. The study showed that some species are active around dawn and twilight, and their song patterns need adjustment for breeding bird surveys.
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.
Northern Arizona University is taking stock of its 5,000-6,000 trees to advance sustainability and carbon sequestration. The project will provide hands-on research opportunities for students and shed light on the trees' ability to mitigate climate change.
Researchers discovered that young secondary forests, aged between 20 and 40 years, exhibit the highest rates of carbon removal – locking away up to eight times more carbon per hectare than newly regenerating forests. Protecting existing young secondary forests offers immediate substantial carbon removal benefits.
A new study reveals that thunderstorms are a major cause of tree death in tropical forests, explaining patterns of mortality and carbon storage. The research highlights the growing threat of storms to trees and the planet's carbon stores.
A study of isolated Torrey pine populations has identified key genes that enable trees to adapt to local conditions, but may inhibit their long-term adjustment to a new environment. The research, published in Evolutionary Applications, suggests caution when introducing new genetic variation to conserve species with low genetic diversity.
A study found that three lizard species in Madagascar consume fruits from over 20 plant species and expel viable seeds, indicating their potential crucial role as seed dispersers. This discovery is significant as environmental degradation affects large frugivores like lemurs, but lizards can continue to inhabit degraded environments.
Gold mining in the Amazon depletes land of its water, creating harsh conditions where replanted seedlings can't survive. Researchers suggest flattening sand piles and filling in ponds could improve moisture retention and boost regrowth.
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.
Researchers found large differences in species communities among old-growth, managed, and clearcut forests in boreal Europe. Species richness increases with forest age, especially in full-canopy forests.
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.
Most native European temperate forest plants prefer high-light conditions, challenging the traditional closed-forest model. This suggests that dense forests only became widespread after humans eliminated large herbivores.
A new study suggests that termites can be slow to recover in regenerating forests, hindering growth and health. Scientists propose transplanting deadwood logs or termite mounds into replanted rainforests to boost decomposer abundance and diversity.
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.
A new study reveals China's NTEs were significant sources of CH₄ and N₂O emissions between 1980 and 2020, with an accumulated GWP of 5.55 Pg CO₂-equivalent. The net warming effect is primarily driven by N₂O emissions.
A study led by Evan Gora found that Dipteryx oleifera trees can survive direct lightning strikes with minor damage, while other trees are badly damaged. The researchers discovered that these trees tend to have fewer lianas and are more likely to gain an advantage in competing for light and space after being struck by lightning.
A study led by the German Centre for Integrative Biodiversity Research found that tree diversity significantly enhances forest temperature buffering, particularly during heat peaks. Species-rich forests showed a greater cooling effect, up to 4.4°C stronger than single-species forests.
Researchers have discovered five new species of fungi in the Piloderma genus, including one rare species found only in old-growth forests. The discoveries suggest that diversity in this genus is greater than previously thought and highlight the risk of species disappearance as forests are logged.
Researchers have employed artificial intelligence and data analysis to improve forest protection, enabling real-time monitoring and predictive analysis. The innovative forest regeneration model forecasts how forests will grow and change over time, identifying best-suited tree species for different environments.
A new study reveals that tropical forests in the Americas are not adapting quickly enough to keep pace with climate change, with some species thriving while others struggling. The research found that traits such as being deciduous and drought tolerance influence a tree's ability to survive in a changing climate.
A new study suggests that artificial intelligence can effectively detect wildfires in the Amazon rainforest, using satellite imaging and deep learning. The technology achieved a 93% success rate in training models via datasets of images with and without wildfires.
Researchers analyzed satellite data from the Sentinel-2 satellites to predict variations in tree traits and map functional diversity. They found significant differences in forest function across continents, with American tropical forests showing greater functional richness than African and Asian forests.