Articles tagged with Ecological Modeling
A study by SIAT researchers found that microplastic exposure can cause intestinal damage, disrupt sleep patterns, reduce ovary size, and shorten lifespan in fruit flies. The research also revealed genotoxic effects on metabolic processes in the brain and ovary, emphasizing the urgent need to address environmental microplastic pollution.
Researchers found that powerful waves triggered deep within the Earth can cause continental surfaces to rise by over a kilometre. The study explains why parts of continents experience substantial uplift and erosion, forming sweeping elevated regions known as plateaus.
A study by McGill University researchers has found a link between ultrafine particle exposure and increased mortality risk, particularly for respiratory deaths and coronary artery disease. Long-term exposure to these tiny particles is associated with a 7.3% increase in non-accidental death risk.
A new study uses machine learning to analyze the genetic diversity of two amphibian species, finding that different processes shaped their evolution. The research suggests that population demographic events and contemporary landscape factors played a significant role in shaping the genetic variation of these species.
A study analyzing 127 studies reveals 'thresholds' for logged rainforests to sustain themselves. Beyond a certain threshold, serious proactive conservation is needed to maintain biodiversity; otherwise, the forests rapidly lose their ecological value. The findings expand the scope of which forests are considered worth conserving.
Researchers discovered that crown-of-thorns starfish larvae feed on Trichodesmium bacteria, a toxic and nutrient-poor food source. This finding may contribute to the increase in COTS populations devastating coral reefs worldwide.
Researchers found that forests with less than 29% biomass loss retain high biodiversity and ecological value. Above 68% removal, serious conservation is needed to maintain biodiversity.
Researchers used machine learning to create highly detailed maps of individual trees, providing valuable information for conservation efforts and ecological projects. The algorithm achieved high accuracy in classifying common tree species, with strengths shown in areas with open space and lower species diversity.
A study published in Ecological Applications found that wolves' return to northeast Washington has had a limited impact on white-tailed deer populations. Habitat quality and cougar predation were the primary factors shaping deer populations, with wolf predation having a smaller effect.
A global database of animals with four feet has identified significant gaps in tetrapod knowledge, including biases in biodiversity data. Researchers used artificial intelligence to predict missing data and improve the accuracy of ecology, evolution, and conservation studies.
A recent study finds semi-natural habitats play a crucial role in conserving pollinator diversity, outpacing the impact of pesticide use. The research suggests that prioritizing habitat conservation can be more effective than reducing pesticide application in rice fields.
Researchers developed a method to collect and plant genetically diverse red spruce seeds, resulting in higher establishment success and increased forest resilience. The approach pools multiple seed sources, increasing evolvability and minimizing deleterious mutations.
A new method developed by researchers at Florida Atlantic University and the Smithsonian Environmental Research Center improves the accuracy of acoustic tracking in marine animals. The method uses a movement model to reconstruct animal tracks, even in regions with uneven receiver coverage.
Researchers used climate models, genetic data, and archaeological evidence to understand how environmental conditions shaped early human migration. The study found that ancestors traveled primarily through warm and humid areas with a mix of forests and open spaces for resources and shelter.
A new computer algorithm has been developed to enhance the management of invasive species globally, optimizing resource allocation and reducing costs. The innovative tool is adaptable to various population dynamical models and treatment methods, improving the effectiveness of environmental conservation efforts.
A study led by Spanish researchers reveals Bonelli's eagles colonized the Mediterranean 50,000 years ago due to early human settlement, displacing golden eagles as the dominant species. Human activities now threaten the eagle's survival.
A new study finds that the US Drought Monitor is not keeping pace with climate change, leading to frequent severe droughts being classified as rare. The consequences are dire, with some regions spending more time in extreme drought conditions than federal guidelines allow, potentially leaving them without adequate aid.
The Zipkin Quantitative Ecology lab examines 36 highly cited papers on statistical ecology published in the journal Ecology since its inception in 1920. The team found a persistent evolution of models and concepts in the field, driven by refinements in techniques and exponential increases in computational power.
Researchers found group selection crucial for maintaining cooperation and multicellularity in fluctuating environments. Aggregative reproductive mechanisms sustain cooperation, enabling cooperative cells to colonize new habitats.
A new model predicts that most of North America will be suitable for the establishment of the box tree moth, a invasive species from Asia. The Ecoclimatic CLIMEX model shows the box tree moth's distribution in Asia is likely incomplete, suggesting further expansion possible in its introduced range.
A new AI model, DyLEMa, reduces ET prediction uncertainty by up to 30% and captures land use dynamics accurately. The model improves daily continuous ET data generation and estimation of soil erosion.
Researchers from Queen Mary University of London developed a novel analysis to explore the impact of parasite virulence and infection probability on species coexistence in a complex system. The study found that stochasticity plays a significant role in determining whether species coexist or go extinct.
A team of researchers from the University of Delaware developed a forest extent agreement map for Mexico, combining seven remote sensing products and two independent datasets to identify consensus areas of agreement. The study found high agreement in heavily forested areas and disagreement in complex ecological zones.
A new computer simulation model highlights the importance of cultural burning in maintaining forest ecosystem health. Researchers found that Indigenous fire stewardship was extensive across a landscape in northern California before European colonization, with an estimated 6,972 cultural ignitions occurring annually.
The Penn State Listening Lab is analyzing national park sounds to understand human impact on wildlife, ecosystems, and visitor experiences. This research aims to inform conservation policies and protect natural quiet.
Researchers developed a framework to measure plastic pollution emissions, estimating Toronto emitted nearly 4,000 tonnes in one year. The approach will help identify major contributors and inform strategies to reduce emissions worldwide.
Fruit eating birds play a vital role in forest ecosystems by consuming, excreting, and spreading seeds to allow trees to grow and function. The study found that highly fragmented landscapes restrict bird movement, reducing carbon recovery potential by up to 38 percent.
A recent study on orchid bees in the Brazilian Amazon found that deforestation significantly impacted bee populations, with some species dwindling in just 10-17 years. The research, conducted in the 1990s, also revealed new species and highlights the importance of protecting rainforests.
Kiruba Krishnaswamy's project aims to tackle hidden hunger by developing a circular, culturally appropriate food system model. The research focuses on micronutrients and community-based solutions to address malnutrition and obesity, with the ultimate goal of reducing chronic hunger.
A new study from the University of Illinois recommends redistributing soybean testing sites to better represent the growing environment and improve crop resilience. The researchers analyzed long-term climate data and records of soybean trials to develop two new sets of maps that would help breeders strategize test site placement.
Researchers at FAU's Harbor Branch Oceanographic Institute will survey Sargassum inundation sites using drones and remotely operated vehicles, then conduct aerial images and on-the-ground morphometrics. They aim to test the viability of harvesting Sargassum without harming marine animals.
Researchers from the Institute of Industrial Science, The University of Tokyo, demonstrated a new method for visualizing vegetation gradients in hilly terrain. This analysis showed that 'hillslope-impacted vegetation' is a common global phenomenon, widely distributed across various climates and regions.
Researchers at Tel Aviv University developed a novel therapeutic strategy using existing medications to inhibit bone metastasis in breast cancer patients. The combination of drugs improved survival rates and reduced bone metastases in animal models and human tissue samples.
A new model integrating soil microbes and large perennial grasses into the DayCent framework improves its representation of ecosystem dynamics. The updated model includes a live microbial biomass pool and dead microbial biomass pool to simulate carbon storage in soils, enhancing the evaluation of bioenergy crop sustainability.
A new study suggests that species diversity promotes ecosystem stability, contradicting contemporary ecological theory. The research found that sublinear growth and competitive coexistence are key factors in maintaining community interactions.
Virginia Tech researchers have received a five-year National Science Foundation grant to develop an open-source automated forecasting system for lakes. The system will enable real-time data collection and publishing, allowing researchers to predict water quality in lakes around the globe.
Researchers at Singapore University of Technology and Design have discovered how to produce sustainable colors using beetles that live in the dark. By understanding how these beetles' exoskeletons reflect light, scientists can create environmentally friendly materials for various industries. This breakthrough has significant implicatio...
A new study reveals that marine heat waves disrupt the ocean food web in the northeast Pacific Ocean, shifting energy and impacting predators and prey. Gelatinous zooplankton thrive during heat waves, drawing energy out of the ecosystem and potentially affecting fish and marine mammals.
A new study proposes three measures to improve the EU's response to illegal wildlife trade, including creating a database of all species trade and establishing regulations to prohibit the import of illegally captured specimens. The proposals aim to transform the EU into a model of environmental protection concerning wildlife trade.
Agricultural activities in Lombardy have a significant impact on PM2.5 concentration, comparable to other known sources of pollution. The study used innovative GEOAI models to analyze the relationship between land use and air pollution, providing new insights into agricultural pollutants.
Researchers from Shibaura Institute of Technology develop new methodology to accurately simulate soil behavior in rigid state, leveraging MSP method and Bingham fluid biviscosity model. The study highlights the impact of parameters on simulation accuracy and computational costs.
A new simulation model examines the conditions under which institutions emerge and persist, highlighting the critical role of competition and learning from out-groups. The study builds on Elinor Ostrom's design principles for successful management, shifting focus to understanding how collective property rights arise and spread.
Researchers have introduced an optimization technique that accelerates Bayesian inference without requiring extensive user effort. This new automated method achieves more accurate results faster than another popular approach and offers reliable uncertainty estimates to help scientists understand when to trust their predictions.
Researchers at MSU and Carnegie Science have developed a model connecting microscopic plankton relationships to predictably affect food webs on an ecosystem level. This new model could deepen understanding of nature's laws and create opportunities in ecosystem management.
A new study by MIT researchers reveals that global deforestation is a previously overlooked driver of human-made mercury emissions, with the Amazon rainforest playing a crucial role in mitigating this issue. The study estimates that curbing Amazon deforestation could reduce mercury pollution by 30%, highlighting the need for worldwide ...
Researchers developed a novel approach to measuring community personality and found that people in like-minded communities tend to be happier, healthier, and more highly achieving. Communities differ significantly in terms of personality traits, with some counties having high proportions of open-minded or conscientious individuals.
A Brazilian study developed a method using AI to identify crop-livestock integration areas from satellite images. The approach can benefit agriculture by optimizing land use, diversifying farming activities, and encouraging sustainable practices.
A study reveals that sea otter reintroduction has slowed creekbank erosion by up to 90% and restored marsh stability despite rising sea levels and pollution. The researchers suggest that this phenomenon can have far-reaching benefits for ecosystems worldwide, overturning the traditional bottom-up paradigm of coastal geomorphology.
A spatial model predicts pesticide exposure in bumblebees, explaining nearly 75% of the spatial variation. The model uses data on pesticide application and crop characteristics, but not flower attractiveness or chemical persistence.
A European study links agricultural activities with West Nile virus emergence and spread, as well as urbanization and migratory bird patterns. The study highlights the need for enhanced surveillance in Central Europe.
A study in PLOS ONE suggests that Galápagos penguins may accumulate microplastics at a high rate within their food web, with the excretion rate playing a key role. The research uses modeling to simulate microplastic movement through the Galápagos penguin ecosystem and highlights the potential for biomagnification across trophic levels.
Researchers found rapid microplastic accumulation and contamination across prey organisms, with Galápagos penguins showing the highest level. The study highlights the urgent need to reduce plastic waste and protect vulnerable ecosystems.
A new UAV-based model accurately quantifies the cumulative shading capacity in maize-soybean intercropping systems, revealing the effects of canopy height difference, latitude, and planting direction on shading. The study optimizes intercropping patterns to enhance crop growth and light competition.
Researchers at Lancaster University found that tidal range schemes can protect estuaries and coastal areas from sea level rise by harnessing high tides and maintaining low tide levels. These barrages can provide jobs, reliable power, and reduced costs while conserving habitats.
Researchers have identified internationally significant rock art sites in Arnhem Land that were intentionally selected for their critical vantage points. The Flinders University research team used innovative methods to model the environmental conditions 15,000-28,000 years ago, shedding new light on the locations and roles of these sites.
Scientists used stable hydrogen isotope data from 871 dead birds at California wind and solar facilities to understand the geographic origin of affected birds. The study found that most birds killed at solar facilities were nonlocal and varied among species, with local birds making up nearly half of those killed at wind facilities.
A research project led by Charité aims to better understand the impact of biodiversity loss on zoonosis risks. The team will investigate native forests and degraded reforested areas in Europe and Central America to identify land use changes and species circulation.
A new study reveals that humans have driven the extinction of 1,430 bird species, with many becoming extinct before written records. The research suggests that major human-driven extinctions occurred in the 14th century and ninth century BC, with ongoing threats including climate change and invasive species.
A new study published in Geophysical Research Letters sheds light on methane emissions from Arctic lakes and wetlands. Researchers found that small, unmapped lakes contribute only about 3% of the region's methane emissions, significantly reducing the cumulative amount previously thought to be emitted.
A new study identifies the best regions for rewilding European bison, pinpointing areas where conservation efforts can be most effective. The research suggests that understanding the species' decline is crucial to ensuring long-term protection and recovery.