Articles tagged with Ecological Processes
Researchers used a high-performance computer simulation to study the impact of soil subsidence on permafrost thawing in the Arctic tundra. They found that uneven land subsidence leads to a drier landscape, which limits the process's acceleration through the end of the century.
A long-term study from Lund University in Sweden found that native trees are preferred by urban birds due to their availability of resources. Non-native trees lack an evolutionary history with the local ecosystem and have fewer insects, leading to a shortage of food for insectivorous birds.
Researchers found that snake species distribution in the Chaco region correlates with adaptations, such as fossorial habits for burrowing and arboreal traits. The study showed that southern species have small eyes and short tails, while northern species have long tails and are tree dwellers.
A new study proposes focusing on time-resolved analogs to analyze changes in dynamic environments over many years. The researchers used the extremely salty Tirez lagoon in central Spain, which had experienced alternating dry and wet periods before reaching total desiccation in 2015.
A University of Texas at Austin paleobiologist's new examination reveals the serious impact of reptile extinctions on island ecosystems. The study found that smaller islands lack a buffer when losing reptile species, leading to reduced ecosystem stability and increased vulnerability to collapse.
A Lund University study evaluates 'Operation: Save the Bees' campaign, finding that creating meadows with diverse flowering species and planting older flowers improves pollinator numbers. The researchers also highlight the importance of investing in effective measures to support urban biodiversity.
A new study analyzing a two-decade long grassland experiment found that plant species complement each other to produce stable biomass at the community level. This 'compensatory' effect is more pronounced in diverse communities, which also show increased stability and resilience over time.
A study by researchers at the University of Göttingen investigated the effect of mixing wheat and faba beans on pollinating insects. They found that areas with mixed crops were visited equally often by foraging bees as those with single crops. The findings suggest that this mixture may counteract pollinator decline.
Researchers at North Carolina State University found that ants do not adjust their behavior in response to rising temperatures, persisting in sub-optimal microhabitats. The study suggests that ants may not be able to adapt to warmer ecosystems, with potential implications for forest ecosystems.
Researchers found a novel gene-transfer mechanism in Prochlorococcus that enables the transmission of entire blocks of genes between organisms, even when widely separated. This mechanism, dubbed 'tycheposons,' involves sequences of DNA that can include several genes and are transported by membrane vesicles or hijacked virus particles.
Research reveals dramatic shifts in pollinators across the last century, with hoverflies and moths becoming less frequent visitors to flowers, replaced by flies of the genus Thricops. The findings suggest that plants may be able to compensate for these losses, but changes in insect communities could lead to reduced pollination services.
Research highlights the critical link between island and marine ecosystems, identifying six essential environmental characteristics to guide prioritization of conservation efforts. Restoring islands can maximize returns for conservation management investments in ocean health and biodiversity.
Researchers analyzed 2.3 million camera-trap photos of tropical mammals, revealing consistent daily activity patterns across continents. Body size and diet are key factors influencing activity, with larger animals active during the day and smaller ones at night.
A comprehensive analysis of 20 US cities reveals widespread failure to incorporate equity and justice principles in green infrastructure planning. The study highlights the need for fundamental transformation in planning processes to ensure that benefits are distributed fairly and marginalized communities are involved.
A study finds that microbial communities can rapidly respond to temperature fluctuations by re-activating latent species adapted to thrive at different temperatures. This 'species sorting' mechanism allows communities to survive in response to changing environmental conditions.
A recent study identifies over 10,000 chemical substances used in plastic production, highlighting the complexity of plastics and their negative impacts on human and ecosystem health. The diversity of chemicals makes it difficult to achieve standardized plastic formulations, posing challenges to recycling and pollution solutions.
Researchers found that summer rainfall and autumn-winter dry days are increasing, leading to fluvial discharge and sediment load in rainy seasons and water deficits in dry seasons. The Pantanal's complex geomorphology, including mega-fans and self-affine landforms, makes it susceptible to anthropic interference.
An interdisciplinary team will uncover complex biological systems and develop tools to globally document coral reef health changes. The research aims to understand how herbivory rate at the ecosystem scale emerges and shapes the ecosystem, ultimately informing management of ecosystems.
A new study from Michigan State University found that history plays a crucial role in determining the success of ecological restoration efforts. Researchers tracked biodiversity in restored plots, finding mixed results, including positive, neutral, and negative relationships between biodiversity and ecosystem function.
The 'Nature's Envelope' is a simple model that depicts the scope and scale of biology by compiling information about all living organisms' processes. The model plots sizes of participants and durations of processes on a logarithmic grid, revealing broad S-shaped envelope encompassing half of decadal blocks.
Researchers at North Carolina State University developed a CRISPR-based system that uses engineered bacteriophages to deliver genetic payloads to specific bacteria, even in complex environments. This technology enables precise single-letter changes to the genome without double-strand DNA breakage.
A new technique combines holographic microscopy with deep learning to follow individual microscopic organisms in the ocean. The method allows for continuous measurement and quantification of micro-zooplankton and feeding events, revealing key interactions between species.
A multidisciplinary team will investigate how spatial patterns can prevent tipping points in ecosystems and promote resilience to climate change. The RESILIENCE project aims to identify novel directions to evade catastrophic ecosystem collapse.
Researchers from University of Göttingen found that plant water stress, not termites, causes Namibia's fairy circles. The grasses within the circles died immediately after rainfall due to strong depletion of water, while surrounding grasses thrived.
A new dataset provides an unprecedented insight into the Arctic Ocean's biological life, revealing a year's worth of microbial communities and their responses to climate change. The EcoOmics dataset aims to guide conservation efforts and provide evidence for novel biology that may influence our understanding of evolution on Earth.
A recent study from Japan reveals that color patterns on fish influence their aggressive behavior and determine the color patterns of cohabitating fish. The study found that anemonefish with white bars on an orange or red background exhibit aggressive behavior towards other fish with similar color patterns.
A new review article by Brown University biologist Dov Sax and colleagues aims to shift the focus from non-native species' negative consequences to their benefits. The authors argue that most research focuses on threats and harm, clouding public understanding and hindering scientific progress.
Researchers found that bodies with lower BMI had decreased bacterial diversity, while those with higher BMI maintained constant diversity. The study suggests intrinsic factors like disease and medication load may impact microbial life in the surrounding soil.
The six interdisciplinary studies will explore effective ways to expand UK trees, hedgerows, woodlands, and forests in rural and urban settings. Researchers aim to improve understanding of treescapes' value to people and the planet, supporting the Government's ambition to increase tree cover.
A study from the University of California, Davis found a clear connection between an amphibian die-off and a spike in malaria cases in Costa Rica and Panama. The research suggests that stable ecosystems are crucial for disease prevention and health, and massive ecosystem disruptions can have significant consequences for human well-being.
A recent study by the University of Hong Kong estimates that there are between 20 x 10^15 and 2 x 10^17 individuals on Earth, weighing more than all wild birds and mammals combined. The study also found that ants are unevenly distributed over the global land surface, with tropical regions harbouring more ants than non-tropical regions.
Scientists have discovered a slowing of continental plate movement was the critical event that enabled magma to rise to the surface and deliver devastating knock-on impacts. This fundamental process controlled the evolution of climate and life on Earth throughout its history.
A research group from Nagoya University found that large-scale flowering and seeding of dwarf bamboo boosts Japanese field mouse populations, especially in mast years. The team's study showed an increase in both large and small mouse populations two years after the event, indicating good breeding conditions.
A Rutgers-led study finds that biodiversity of the bee population is crucial for maintaining stable pollination services over a growing season and years. The research suggests that different bee species pollinate the same plants at different times and dominate pollinators on specific types of plants in different years.
Researchers confirm significant increase in freshwater entering the Arctic Ocean via the Bering Strait, leading to a decrease in saltiness and potential impacts on sea ice formation and regional ecosystems. This change could also affect climate-sensitive processes, such as deep water mixing in the North Atlantic.
Researchers found that bioturbation by fiddler crabs increases soil pH and reduces salinity, creating a more hospitable environment for beneficial bacteria. These bacteria produce essential chemicals for iron trapping, improving mangrove plant growth.
A research team used game theory to analyze cooperation in networks and found that networks with a high level of cooperation can emerge if individuals take a clear-cut position against free riders. The study also showed that if contributors leave an environment too quickly, it leads to a lower level of cooperation.
Research shows higher concentrations of pathogenic dust landing at lower elevations in the Sierra Nevada mountains, carrying fungi and bacteria that can cause crop failures and human respiratory disease. The study highlights the increasing threat of microbe-laden dust as the Earth dries out.
A team of researchers at the University of Hawaii collected over 3,000 microbial samples from Waimea Valley's watershed, discovering that microbes follow the food web and are maintained within soil and stream water. The study also found that local distribution of a microbe predicts its global distribution.
A new study analyzing 72 lakes in four large Neotropical wetlands of Brazil reveals that human impacts on biodiversity compromise wetland multifunctionality. Strong associations between aquatic organism diversity and wetland functioning were found, highlighting the crucial role of species richness in driving ecosystem health.
Researchers found that adult sea urchins can pass on heatwave resistance to their offspring, but this effect may not last throughout juvenile development. The study suggests that different life stages have varying abilities to cope with thermal stress, and that parental conditioning can help juveniles survive in extreme temperatures.
Researchers observed a decline in blue and yellow colouration among two blue tit populations over 15 years due to rising temperatures and falling rainfall. This change may affect mating patterns as traits like coloration serve as signals to indicate quality.
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 global survey of biodiversity experts finds that more species are threatened with extinction than previously thought, with estimates suggesting 30% of species have been lost since 1500. The study identifies climate change, pollution, and land-use changes as key drivers of biodiversity loss.
Scientists argue that system thinking can better understand the world's rapidly changing dynamics, considering both social and ecological factors. The article highlights the importance of this approach in addressing climate change-induced natural disasters, such as increased frequency and danger of wildfires.
Researchers recreated ancient ammonite movement using robotic models, exploring trade-offs between stability and maneuverability. The study found that different shell shapes offered varying advantages and consequences, with no single perfect design.
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 new study reveals that bottom burrowing animals were among the first to recover after the end-Permian mass extinction. The research, led by Dr. Xueqian Feng, used ancient sea bed burrows and trails to reconstruct the recovery stages of various animal groups.
Three African vulture species have significantly larger home ranges than existing protected areas, increasing exposure to human-related food sources and environmental toxins. Conservation efforts require addressing challenges outside protected areas.
Researchers at FAU Harbor Branch develop an ocean model to study connectivity between the Everglades and Florida Keys via Florida Bay. The tool aims to predict changes in responses to water management, ecological restoration and climate change.
A new standardized method for measuring calcium carbonate on ocean floors can help researchers compare coral reef health globally. The 'how-to' guide enables the collection of comparable data from coral and oyster reefs worldwide, providing insights into the impacts of climate change and human activities.
Research found that exposure to drought in previous generations increases complementarity between plant species, making them more resilient to subsequent droughts. This transgenerational effect enhances the sustainability of biodiversity and ecosystem functioning.
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.
The BiCIKL Project has successfully integrated FAIR data on biodiversity for a year, focusing on creating a more transparent and efficient research ecosystem. The project aims to link different sources of biodiversity data across various infrastructures and open data platforms.
The study analyzed 574 articles on greening concepts in Sweden, finding that parks and semi-natural green spaces are the most common type of greening. The researchers derived recommendations for practice, emphasizing the need to harness scientific knowledge through translation and integration into decision support systems.
Researchers found that jellyfish's stinging cells evolved by repurposing a neuron inherited from a pre-cnidarian ancestor. This discovery provides insights into the emergence of new cell types and the evolution of biodiversity, suggesting that co-option of ancestral cell types was an important source for new cell functions.
Researchers study the sea-surface microlayer, a biogeochemical reactor where organisms adapt to harsh conditions like UV radiation and fluctuating temperatures. The team aims to understand biological, chemical, and physical interactions in this thin layer, influencing global climate.
Researchers have discovered 'proto-peat', a thin layer of organic matter containing high levels of carbon, in the Arctic. This finding suggests new carbon sinks may be forming as the region warms up.
The Ecological Society of America will hold its 107th Annual Meeting in Montreal from August 14-19, 2022. This year's meeting combines resources and interests of the ESA and Canadian Society for Ecology and Evolution, focusing on theme "A Change Is Gonna Come" exploring global environmental and evolutionary change.
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.