Articles tagged with Forest Resources
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A study by University of Utah researchers found that birds eat fewer invertebrates in coffee plantations than in forests, threatening their survival. The disturbance of ecosystems significantly impacts dietary options, leading to reduced survival and population declines.
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.
Climate change may lead to significant declines in US forest inventories, particularly in the South, resulting in reduced timber production and increased costs. The study projects losses of up to 23% by 2100, with potential gains in some regions driven by climate-adaptive species.
Forests with multiple tree species have been shown to be more productive, as different species fill distinct niches and compete less. Additionally, genetic diversity within each tree species also promotes forest productivity by increasing resource use efficiency and reducing damage from herbivores and fungi.
Almost one quarter of Sweden's last unprotected old-growth forest was logged between 2003 and 2019. Rare ecosystems with rich biodiversity are being lost at a rate of 1.4% per year, posing significant threats to biodiversity and planetary stability.
New research shows that elevated carbon dioxide levels in forests in the US have increased wood volume by up to 20%, making trees more efficient at absorbing carbon dioxide. This phenomenon is called carbon fertilization and can help mitigate climate change, potentially reducing costs associated with mitigation efforts.
Researchers found that elevated CO2 levels stimulate tree growth, resulting in longer and more extensive root systems. This adaptation helps trees absorb nutrients from the soil, providing limited protection against climate change. The study provides insights into how forests respond to increased carbon dioxide levels.
The study reveals that between 90 and 99 percent of all deforestation in the tropics is driven directly or indirectly by agriculture. The majority of deforestation results in land speculation or abandoned projects, rather than actively producing agricultural production.
A new USDA Forest Service study projects that residential structures will continue to increase carbon storage through 2070 and beyond. The research examines how population growth and income can be combined to project rates of new housing construction and its impact on carbon storage in wood products.
A new study published in Ambio reveals that smells experienced in nature can evoke positive emotions, improve physical wellbeing, and reduce stress. Smells played a significant role in delivering benefits from interacting with nature, often tied to personal memories and ecological characteristics.
A new methodology predicts soil recovery after wildfires by analyzing the impact of microbes and nutrients on soil regeneration. The study found that including uncommon soil microbiota was critical to predicting water quality and terrestrial ecosystem recovery.
The IPBES assessment report reveals that billions of people rely on wild species for food, energy, and income, with 10,000 species harvested for human consumption. However, the report warns that unsustainable use is threatening the survival of these species, driven by drivers such as land changes, climate change, and pollution.
Researchers examine historical data and weather patterns to understand west-side wildfires' timing, size, and causes. They find that severe fires are normal for the region when looking at longer time scales, and conventional fire management tools may be less effective due to extreme winds.
Researchers from the University of Tsukuba found that local community perceptions of ecosystem services provided by wild cherry trees can be used for community-based management and conservation. The study revealed notable differences among groups, highlighting the importance of understanding how people perceive the value of symbolic sp...
Wealthy individuals are more likely to purchase unsustainable products with higher price tags, feeling entitled to the benefits despite environmental costs. However, when encouraged to think about equality, this effect is diminished.
Deforestation in Indigenous lands, particularly in Apyterewa Territory, poses a significant threat to Brazil's ability to meet its international climate change mitigation targets. The Brazilian government must take effective action to enforce environmental laws and protect the Amazon region.
Scientists have mapped the first data-driven peat thickness models of Peru's tropical peatlands, revealing an area twice as large as previously estimated, storing around 5.4 billion tonnes of carbon. Urgent protection is needed to prevent carbon gas emissions from decomposing peat swamps in lowland Peruvian Amazonia.
Human activity on Hainan Island is causing changes in the body shapes and diets of tropical birds, resulting in biotic homogenisation. Despite efforts to protect biodiversity, the island's unique ecosystem is being affected by large-scale economic and land-use changes.
The American marten study found that monitoring the species has an 'umbrella effect' on 11 other mammals, detecting population declines. However, habitat loss and climate change threaten the marten's survival. The researchers developed a monitoring protocol for the winter season to detect protected species.
A University of Illinois-led study reveals a significant decline in tropical forest bird populations, with 70% of understory bird species experiencing a drop of half or more since 1977. The findings highlight the importance of long-term studies and the need to address the lack of data on tropical bird populations.
A crowdsourcing campaign has compiled data on the drivers of tropical forest loss between 2008 and 2019, resulting in a high-resolution dataset. The analysis found that agriculture expansion, road construction, and wood extraction are major contributors to deforestation.
A new study published in Ambio highlights the potential for tropical forests to provide food security in the face of a nuclear winter. Researchers identified 33 wild, edible plants and insects that could be cultivated or foraged in post-nuclear war conditions. These findings offer a new perspective on global food security and resilience.
The project aims to replace fossil materials with innovative bio-based materials from agricultural tree crops. Poplars are grown on poorly nutrient-supplied soils and used to develop sustainable products, including furniture and household items.
A new study found that restoring diverse native forests delivers greater climate and environmental benefits than simple tree plantations, but plantations outperform native forests in wood production. The research synthesized data from over 26,000 records to assess the relative performance of different forest restoration approaches.
Researchers found that tree spacing can control the likelihood of tree survival and reduce forest damage risk. Trees in forests with closer spacing are more vulnerable to strong winds due to reduced energy transfer buffering between trees.
The HOMED project offers policy briefs on improving forest resistance to invasive alien species through enhanced surveillance, increased tree diversity, and collaboration between pathologists and entomologists. The collection aims to promote the development of EU policies focused on forest protection from invasive alien species.
A new study found a significant decrease in the development of forest and agricultural land from 2000 to 2015 due to rising gas prices. The research used data from the US Department of Agriculture's National Resources Inventory to analyze county-level land development patterns across the contiguous US states.
Scientists urge creating strategic forest reserves in the Western US to fight climate change and safeguard biodiversity. The researchers found that permanently protected areas equivalent to wilderness cover an average of 14% of forest area in the states studied.
Researchers used nationwide airborne laser scanning data and forest inventories to predict bilberry and cowberry yields in Sweden. The models indicate potential berry picking locations but do not accurately predict yields.
A team of scientists tracked individual endangered Indiana bats and northern long-eared bats to understand their foraging behaviors and habitat preferences. The results show that most timber harvest strategies are neutral or even positive for the bats, with smaller patch cuts and thinning being compatible with conservation.
A new study found that consuming sustainably sourced wild meat instead of domesticated livestock reduces greenhouse gas emissions and retains precious tropical forest systems. This can lead to significant financial incentives for forest conservation through carbon credit revenues, totaling millions of dollars per year.
West Virginia University researchers aim to create better connections with underserved populations to the blue economy, which defines sustainable use of ocean resources. They will analyze data and explore ways to package it in a way that encourages these traditionally underserved groups to utilize the blue economy.
A new grant initiative aims to increase Tennessee's hardwood exports to Vietnam, leveraging the state's top three hardwood lumber-producing status. The project will assess market opportunities and provide trade insights, with the goal of capturing increased market share in Vietnam.
Researchers found that invasive shrubs absorb more sunlight and lower air temperatures on the forest floor, giving them a competitive advantage. This phenomenon may explain why invasive plants negatively impact bees, butterflies, and amphibians in forest understories.
A study found that giant anteaters in less forested habitats have larger home ranges, allowing them to access thermal shelters and regulate body temperature. Sex and body size also play a role in space use, with males using more space than females of similar size.
Researchers found that Indigenous Territories are as effective as Protected Areas in preserving forest's carbon stocks, with some areas showing up to 10% more carbon storage. The study suggests that securing land titles and formalizing forest co-governance can bring multiple benefits for both indigenous people and national governments.
A synthesis of scientific literature provides a unified resource for managing western forests and addressing the impacts of climate change on wildfires. The report recommends approaches such as thinning dense forests, prescribed burning, and revitalizing Indigenous fire stewardship practices to make landscapes more resilient.
Insect pests like the spruce budworm can increase mortality rates of threatened ungulates by altering forest understory composition. This study reveals a positive association between moose density and deciduous vegetation, which in turn supports higher wolf populations and caribou mortality.
Researchers argue that boosting equity, diversity, and inclusion in citizen science demands more than just rebranding. They recommend 'centering in the margins' by focusing on underserved areas and overcoming economic barriers to participation. This approach seeks to create a more inclusive and responsive system of knowledge production.
A recent study published in Forest Ecology and Management found that creating deadwood in coniferous forests can promote the abundance of aboveground nesting bees. The researchers created artificial structures with standing timber in six sample plots in the Black Forest National Park, leading to an increase in wild bee populations.
Researchers discovered that one species of tamarin adopts another's call patterns to communicate and avoid conflict in the Brazilian Amazon. The study found that red-handed tamarins adopt pied tamarins' long calls when entering their territory, potentially to identify each other more easily and avoid territorial disputes.
A new Illinois-based study finds evidence of a steady decline in the availability of springtime flowers in wooded landscapes, which likely endangers queen bees' ability to start their nesting season. The scarcity of early-season flowers, particularly in forests, is attributed to declining forest plant cover since 1997.
Researchers developed an algorithm to identify various tree species in satellite images, enabling efficient forest management and monitoring. The neural network-based approach improves accuracy and stability for practical application.
Research shows that formalized community forest management policies tend to have negative impacts on forest access and resource rights, while still achieving environmental and economic benefits. In many cases, income gains mainly benefited village elites, while the poor and marginalized bore the brunt of forest use restrictions.
A global assessment maps the spatial relationship between people and forests, revealing an estimated 1.6 billion individuals live near forests. The study highlights that many of these people do not rely on forest resources for their livelihoods.
A new study emphasizes the importance of involving local communities in global forest restoration efforts, which could provide benefits to millions of people living on lands suitable for forest restoration. The research highlights opportunities for tropical countries to remove atmospheric carbon, promote biodiversity conservation, and ...
A recent study published in Nature Sustainability found that incentives for afforestation in Chile led to an increase in forest plantations but a decrease in the extent of native forests. This research highlights the need for careful policy design and application to protect natural ecosystems.
A new study finds that investments in tree plantations and palm oil production consistently lead to higher rates of tropical deforestation. Governments must provide transparent information on land deals to protect forests effectively.
A $260,000 award from the US Forest Service supports a two-year project led by NAU professor Han-Sup Han to develop wood products market, invest in rural economies, and increase forest restoration treatments. The goal is to create a center of expertise that can support sustainable forest land management and cluster development.
A new study has found that deforestation is changing the way howler monkeys communicate in their natural habitats. The research, led by Laura Bolt at the University of Waterloo, reveals that howling duration and intensity vary depending on proximity to forest edges impacted by human activity.
The University of Tennessee Institute of Agriculture has partnered with The Nature Conservancy to manage its forested research properties under the highest standards for forest management. Through this partnership, UT will sell carbon credits to benefit society and fight climate change, while also promoting sustainable forestry practic...
Researchers analyzed stable carbon and nitrogen isotopes in fur samples from 29 species of mammals to measure the impact of agriculture on their diet. The study found that herbivores and omnivores inhabiting forest fragments consumed agricultural resources, while carnivores close to croplands preyed on prey that feed on these resources.
Research using stable isotopes shows that some mammals thrive on agricultural products in modified landscapes, while others rely on forest resources. Habitat loss from agriculture may pose conservation challenges, highlighting the need for sustainable land-use practices.
A recent study by Clark University researchers reveals that tropical forests are under threat from massive infrastructure projects and resource extraction. The study highlights the urgent need for policy-making that protects forests and communities from corruption and human rights abuses.
A study finds that resource extraction and infrastructure development lead to significant forest loss and marginalize indigenous communities. The authors suggest novel approaches balancing conservation and agroindustry goals through rigorous land use zoning and community-led resource management.
Researchers found that Douglas-fir density was high after 20 years in severely burned areas, unaffected by management practices. Forest managers should tailor post-fire management to specific objectives and landscape context to maximize effectiveness.
A new study found widespread logging permit fraud in the Brazilian Amazon, which is undercutting conservation efforts and threatening high-value timber species like ipe. The researchers discovered a deliberate overestimation bias of these species, indicating corruption or simple misidentification.
A study finds no correlation between atmospheric CO2 levels and forest expansion/decline, with nations' forest resources mirroring the UN Human Development Index. Forest growth is attributed to factors such as urbanization, market-oriented agriculture, and improved agricultural technologies.
Researchers used stable carbon and oxygen isotope analysis to show that some individuals subsisted primarily on forest resources, while others relied on agriculture through trade. The study's findings are significant for the Wanniyalaeto people's battles to remain on their traditional hunting grounds.
The study found that between 2009 and 2014, tree cover in urban areas declined by 0.7 percent, resulting in the loss of 36 million trees. This decline has significant impacts on air quality, energy costs, noise reduction, and human health. The annual benefits derived from US urban forests are estimated at $18 billion.