Articles tagged with Forest Diversity
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A study by Lund University found that cities negatively impact bird diversity in natural woodlands, with on average a quarter fewer species in urban forests compared to rural ones. This suggests that urban development can lead to biotic homogenization of woodland bird communities.
Researchers found that small amounts of development can positively impact bee species in a given area, revealing the importance of forest remnants and blended landscapes. The study discovered 111 species, representing 20% of known Georgia bee species, and provided a framework for future research to assist in bee conservation.
The study quantifies the impact of human activity on the Atlantic Rainforest's carbon storage capacity, highlighting that forest degradation leads to significant losses and increased greenhouse gas emissions. Conservation efforts are crucial to reverse these effects and protect the biome's carbon stocks.
A new study reveals that bats' diets are more similar than previously thought, with both species eating a variety of insects and agricultural pests. The research found that the northern long-eared bat tends to pick up larger prey items due to its gleaning strategy.
Research by Oregon State University finds that old-growth forests with diverse tree sizes and species can provide refuge for birds threatened by warming climate. Cooler microclimates and higher forest diversity tend to reduce negative effects on bird populations.
Home gardens in Central Asia serve as living genebanks, maintaining a rich diversity of fruit and nut tree species. However, the increasing popularity of foreign varieties poses a threat to local biodiversity, highlighting the need for integrated conservation efforts.
Research suggests climate-driven changes in seawater density may disrupt mangrove dispersal patterns worldwide, particularly in the Indo-West Pacific region. The study, published in Nature Climate Change, highlights the importance of considering oceanic factors in understanding mangrove response to climate change.
A major Amazon study reveals ecological threats, including deforestation, but also opportunities for sustainability through actions like halting deforestation and protecting secondary forests. Researchers found biodiversity and carbon storage gains from allowing mature secondary forests to regrow.
Two conservation strategies protect more birds: setting aside forest and growing coffee under shade tree canopies. These findings validate forest conservation and shade tree management as complementary biodiversity strategies.
A study from Washington University in St. Louis highlights the importance of spatial aspects of biodiversity for healthy forest functioning. The research shows that tree beta diversity, a measure of site-to-site variation in species composition, is stronger than other components of biodiversity at larger scales.
Research reveals that multi-species forest plantations outperform monocultures in terms of tree height, width, and biomass production. This is attributed to functional complementarity between species, which enhances resource use efficiency.
Researchers from the University of Zurich and University of Montréal developed a method to assess plant biodiversity across ecosystems using satellite imaging spectrometry. The study found that spectral diversity calculations can capture differences in plant community composition across all ecosystems studied, allowing for targeted fie...
Researchers found tree growth not source-limited but rather by cell growth, suggesting forests may not absorb as much carbon as thought. The study's findings challenge current forest growth models and highlight the need for climate change mitigation strategies.
A recent study suggests that tree density in the Cerrado biome has been controlled mainly by the length of the dry season over the past 45,000 years. The research found a link between changes in the dry season and variations in Earth's axial tilt, which may lead to similar trends in the late 21st century.
Researchers, led by University of Miami associate professor Kenneth Feeley and graduate student Riley Fortier, have rediscovered Gasteranthus extinctus, a tropical plant species believed to be extinct for nearly 40 years. The discovery highlights the importance of conserving biodiversity in Ecuador's Centinela Ridge, which is home to h...
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.
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 forest trees with a mix of both ectomycorrhiza and arbuscular mycorrhiza had the greatest tree diversity, contradicting previous beliefs. This discovery highlights the importance of considering the coexistence of different mycorrhizal strategies in promoting plant biodiversity.
Seed dispersal rates by Central American agoutis are lower in ocelot habitats with high scent presence. This change allows bruchid beetles to attack seeds for longer periods, promoting forest diversification. The study's findings have implications for understanding the ecology of fear and its effects on ecosystems.
A new study reveals that South and Southeast Asia's native tree diversity is at risk of extinction, with only 10% of ranges suitable for conservation. Coordinated conservation and restoration efforts are critical to prevent further destruction and biodiversity loss.
A new study estimates that there are approximately 73,300 tree species on Earth, with 9,000 yet to be discovered. The majority of these unknown species are rare and endemic to specific regions, particularly South America.
A global collaboration of scientists has estimated that there are approximately 73,300 tree species in the world today, with more than 9,000 still undiscovered. This estimate is based on a massive dataset of over 38 million trees spanning 90 countries and 100 territories.
A study by Brazilian researchers found that these large mammals help regulate plant diversity, productivity, and biomass in understory areas. The spatial structure of plant communities is also influenced, with the Jussara palm playing a key role in attracting animals and dispersing seeds.
A study by Prof. MA Keping and colleagues found that older forests with high functional diversity achieve higher productivity than those with low diversity or specific high average traits. This reliable tool helps forest managers connect restoration actions to goals, essential for mitigating climate change and biodiversity loss.
Scientists have identified a previously unknown species of ground sloth, Parocnus dominicanus, from fossils found in the Dominican Republic. The species was smaller than its tree-dwelling cousins and had anatomical differences that may have allowed it to occupy lowland areas.
Research reveals that nectar-feeding bats foraging in intensively managed banana plantations have less diverse gut microbes compared to those feeding in natural forest habitats or organic plantations. This association between habitat alteration and sustainable agriculture on bat gut microbiota is a significant finding.
A decade-long study by University of Wisconsin-Madison researchers shows how aspen stands change their genetic structure over time, adapting to environmental fluctuations. The findings suggest that exposure to various environmental changes can maintain diverse forests capable of responding to different stresses.
A new study assesses the impact of environmental policies on Amazon biodiversity, finding that 40-73,400 square miles of rainforest have been affected by fires since 2001. The research highlights the need for strong antideforestation policies and recognition of Indigenous lands to protect the region's biodiversity.
A recent study found that mangrove invertebrates exhibit extremely low functional redundancy, with most species fulfilling only one functional entity, posing a significant threat to mangrove functionality and resilience.
Research reveals that cocoa agroforestry systems can support diverse bird populations by maintaining canopy cover from native trees. Intensified, low-shade cocoa monocultures lead to sharp declines in bird diversity. The study emphasizes the need for sustainable agroforestry practices to conserve habitats and biodiversity.
A team from Alfred Wegener Institute discovered that treeless areas have more species than mountain forests due to climate change. The study's findings suggest that broader habitats lead to a wider range of settings for diverse flora and fauna.
A century-long study of bird species on Barro Colorado Island reveals that forest fragmentation leads to significant biodiversity loss, with species shifting towards drier habitats. Researchers found that birds living in wet forests are more likely to disappear from isolated habitat remnants.
A study published in Nature Communications reveals that species diversity is optimal for equatorial and tropical rainforests, while abundance of trees is key to carbon storage in colder regions. The findings have substantial practical relevance for climate change mitigation strategies.
A study found that urban daycare children developed more diverse microbiomes and signs of a better-regulated immune system after playing in renovated yards with natural forest floor. The intervention improved immune regulation and health-associated commensal microbiota among 3-5 year olds.
Research reveals exotic species diversity increases on Azores islands through human activities, disrupting native ecosystems and nutrient recycling processes. The study found a slight decrease in endemic island species, such as the Azorean money spider.
A new study on palm oil agriculture in Borneo found that protected forest areas within oil palm plantations store up to 20% more carbon than those with no protection. These areas also boost rainforest biodiversity by conserving endangered species such as hornbill birds and dipterocarp trees.
A new species of miniaturized stump-toed frog, Stumpffia froschaueri, has been discovered in Madagascar and classified as Critically Endangered due to habitat loss and fragmentation. The species is found only in areas with relatively undisturbed forest, where it has been observed during the day.
Researchers from the Universities of Bonn and Zurich have found a significant decline in food plants for insects in the canton of Zurich over the past 100 years. This has resulted in a decrease in the abundance of species visited by bees, bumblebees, wasps, butterflies, hoverflies, flies, and beetles.
Shifts towards drought-tolerant traits in forests were associated with increased tree mortality, while photosynthetic and hydraulic trait diversity varied by region. Forest type also influenced the response to tree mortality.
A recent study published in Forest Ecology and Management found that forest arthropods thrive in areas closer to river courses, with social wasps being the most affected by distance. Traditional forest management practices are essential for preserving biodiversity, including the richness of understories and chestnut tree dominance.
Research from Stanford University found that climate change could cause the loss of over a quarter of ectomycorrhizal fungal species in North American pine forests. The study projected how climate change might affect fungal diversity, with some regions experiencing significant decreases and others gains.
Researchers discover 15 new species of parasitoid wasps that manipulate spider behavior to protect their young. The wasps' complex web-spinning abilities are a rare phenomenon in nature.
A study in Scientific Reports found that wildfire severity can increase bat diversity and richness, while pyrodiversity enhances occupancy rates for certain species. The authors suggest that bats may be resilient to increasing wildfires, which could impact conservation strategies.
A recent study published in Nature Ecology & Evolution found that Amazon forests with the greatest evolutionary diversity are the most productive. The research team analyzed long-term records from 90 plots and DNA sequence data to investigate the links between forest growth rates and diversity.
Researchers found that the two species have complementary ecological functions, favoring seed dispersal and growth of adult trees. The loss of these herbivores could lead to significant effects on ecosystem dynamics, equivalent to the eradication of elephants from African and Asian forests.
A study reveals that fungal types and accumulation rates mediate tree-neighborhood interactions, driving species coexistence in subtropical forests. The findings suggest a key role for pathogenic fungi and mutualists in shaping diversity patterns.
A study by University of California, Davis, found that high-severity fires are turning forest patches into shrub fields, indefinitely in some cases. The researchers suggest a multifaceted management approach to help forests adapt and preserve plant diversity.
Research in Hawaiian forests reveals older islands harbor more native and rare species than younger islands. Biological invasions hinder the impact of island age on biodiversity patterns.
A recent study has found a greater diversity of coralline algae species in kelp forests compared to sea urchin barrens, where they thrive despite the loss of sea otters. This discovery suggests that corallines may play a crucial role in maintaining these ecosystems.
Scientists found contrasting latitudinal gradients in woody and herbaceous communities, with closely-related species in tropical rain forests and temperate grasslands. The study supports the view that different regions act as evolutionary cradles or museums, influencing diversity patterns.
Research reveals that increased plant species lead to higher insect species richness and abundance, challenging current management practices for ecosystem conservation.
A national-scale study found that high tree diversity in the US is associated with a greater number of nonnative pests, but this relationship depends on the pest's specialization. The study used two large datasets and found a hump-shaped curve between tree diversity and pest diversity.
A broad-scale study found a significant relationship between tree diversity and nonnative pest invasions. High tree diversity reduces pest invasions by creating ecological niches that make it harder for pests to find resources, while low diversity increases the risk of invasion. The study's results have important implications for fores...
In tropical rainforests, plants produce unique defense chemicals to evade insect-eating predators, promoting biodiversity. A study found that nine Inga tree species developed distinct defense strategies, leading to a diverse forest ecosystem.
Researchers created a complete world map of tree species richness using a statistical model that combines patchy data from small forest plots and country-level information. The analysis shows that climate is the most important factor driving global biodiversity, with the highest number of tree species found in hot, humid tropics.
A global study analyzed 421 tree communities to understand how climate affects functional traits in forests. Climate factors like temperature variability and vapor pressure have the greatest impact on trait diversity across all species.
A Yale-led study finds that fragmentation weakens impact of fungal pathogens and insect herbivores, enabling some tree species to thrive near edges. Researchers tested the effect of natural enemies on seedling diversity in fragmented forests, finding that suppression of these enemies led to biodiversity decline.
Research by University of Utah biologist William Anderegg and colleagues found that diverse forests are more resilient to droughts due to a variety of hydraulic traits in tree species. Forests with multiple types of trees and diverse water use patterns showed less impact from droughts, with satellite data confirming the findings.
Research found that biodiversity increases live tree carbon storage by up to 20 megagrams per hectare, but has a smaller impact on overall carbon storage. Climate and site topography have a more significant effect on forest carbon storage.
A global study reveals that children living near forests have better nutrition due to increased dietary diversity from forest products and reduced micronutrient deficiencies. Forests promote health through multiple pathways, including access to a range of foods and income for food purchases.