Articles tagged with Ecological Communities
The lionfish species has significantly expanded its territory in the Mediterranean since its invasion began around ten years ago. Lionfish are generalist predators that impact ecosystems by preying extensively on local fishes, including endemics of high conservation value.
Researchers uncover evolutionary history of secreted iron uptake molecules in yeasts, revealing complex dynamics between cooperation and competition for this essential nutrient. Yeast species have developed alternative mechanisms to utilize siderophores without producing them, offering insights into the evolution of microbial strategies.
A study by University of Hawaii researchers suggests that revitalizing Indigenous aquaculture systems, known as loko iʻa fishponds, can increase locally available seafood production. This revival has the potential to boost local food production and provide a sustainable solution to Hawaiʻi's seafood supply.
Viable microbes detected down to depths of 4.20 meters, expanding understanding of desert biodiversity and search for life on other planets.
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 reconstructed a Late Holocene-aged subfossil coral death assemblage and compared it to modern reefs in Southeast Florida. The study reveals significant differences in coral composition between the two periods, suggesting that modern reefs may not be able to support range expansions of temperature-sensitive species.
Recent research connects biological domestication to early food globalization, proposing a new conceptual framework that challenges traditional narratives. Archaeological investigations have shown that plant and animal domestication entailed a more gradual transition spanning thousands of years across extensive geographies.
The study emphasizes the need for international cooperation to implement ecological interventions, such as protecting food sources and natural habitats, to prevent pathogen spillover. By conserving biodiversity, bats can be less stressed, reducing their shedding of viruses that can infect humans.
Researchers from Project Seahorse analyzed 7,794 validated iSeahorse observations from 96 countries, revealing new information on sex ratio and pregnancy seasonality. The study found that many seahorse species have larger geographic ranges, more diverse habitats, and shallower depth ranges than previously known.
Researchers warn of devastating impacts of Olympic tower construction on coral reef habitat and local economy in Teahupo’o, Tahiti. The study found that the site supports a thriving coral community worth at least $170,000, with potential economic losses estimated at $1.3 million if the reef is damaged.
A new hypothesis suggests that chronic inflammation is spreading among people at unprecedented rates, affecting cognitive ability to address critical issues. The authors propose a mechanism where the brain creates its own copy of bodily inflammation, leading to impaired cognition, emotion, and behavior.
Soil microbes were analyzed near the Centralia mine fire, revealing new insights into how bacterial communities respond to intense environmental change. The team found that species that were active or dormant changed after the fire, but some populations recovered with new bacteria being blown in by wind.
Biologist Elizabeth Carlen's investigation into iNaturalist data revealed biased species distribution in St. Louis, with northern parts of the city underrepresented. The framework developed by Carlen and her co-authors identifies four filters contributing to this bias: participation, detectability, sampling, and preference.
Researchers from 16 countries will discuss sustainable urban and rural development, renewable energy, and climate-smart technologies at the symposium. The event aims to build a global network of food-energy-water (FEW)-converged research for net-zero transition.
A new study highlights the crucial role of Indigenous Peoples' knowledge in advancing climate change research and policy. The project LICCI, led by Victoria Reyes-García, engaged over 5,000 individuals across 48 diverse cultures and nationalities to document climate change impacts as perceived by local communities.
A new analysis of 14,000 fish surveys in 216 MPAs across 43 countries reveals that no-take MPAs are effective in restoring fish populations but come at a cost to coastal communities. The study suggests multiple-use MPAs, where fishing is regulated, can be a more equitable alternative.
A recent study reveals that converting rainforests to plantations erodes and restructures food webs, fundamentally changing their functioning. The researchers found that energy flows differently in plantation ecosystems compared to rainforests, with a greater emphasis on invasive species and reduced predation.
A new study shows that UK solar parks, if managed correctly, can support insect pollinators such as bees and butterflies. The availability of a diverse range of flowering plant species within the solar farms is crucial for increased pollinator abundance and biodiversity.
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 Dartmouth-led research team created an experimental green roof to test the effect of native prairie microbes on soil microbial community development. Their findings demonstrate that active management accelerates soil development faster than passive reestablishment, fostering a more diverse and sustainable soil community.
A new study found that the spatial arrangement of plants in drylands can be a sign of environmental degradation. Healthy ecosystems adjust their structure to cope with stressors, but degraded ones lose this adaptability and become more prone to further decline.
A new UCF study found that the 2018 Florida red tide bloom caused $2.7 billion in losses to tourism-related businesses, with low concentrations having a significant economic impact. The research highlights the importance of risk management tools for individuals and businesses affected by harmful algae blooms.
A University of Oklahoma study explores how environmental stresses influence microbial community assembly and structure in groundwater. The research found that stochastic processes are critical at low stress levels, but deterministic processes dominate at higher stress levels.
A new study reveals a surprising trend in global fishing industries: the decline of catch per fisher since the 1990s, despite increasing numbers of fishermen. This decrease has significant implications for food production efficiency, marine ecosystems, and fishing communities.
A recent study reveals that solar energy facilities planted with native grasses and wildflowers can rapidly support thriving insect populations. Total insect abundance tripled at the studied sites, providing additional pollination services to adjacent agricultural fields.
Scientists have developed a method to study bobcats using only their pawprints, allowing for extensive data collection and analysis of ancestral background and microbial communities. This technique has the potential to inform better management and conservation of rare or endangered species.
Scientists at USDA Forest Service's Rocky Mountain Research Station studied foraging habits of wild bees to understand their nutritional needs. The study found that different bee species have unique nutritional requirements, which are met by foraging on specific plant pollen types.
Researchers discovered that dragonflies change their average coloration seasonally, with darker colors absorbing heat and lighter colors protecting against overheating. This adaptation allows them to regulate their body temperature in response to changing solar radiation conditions.
Researchers found that plant genetic variation affects the core microbiome, a collection of microbes playing a crucial role in organizing associated microbes and helping host growth. The study highlights the importance of recruiting nitrogen-fixing bacteria for more sustainable bioenergy crops.
A new study reveals that trees growing in wetter regions are more sensitive to drought, with up to 50% of species' ranges expected to become drier by 2100. Climate change models predict these areas will experience rapid drying, exposing trees to conditions beyond their adaptive capacity.
Professor Shuqing Xu's research aims to investigate the connections between species interactions and evolutionary responses to climate change. He will create aquatic pond systems with hundreds of species to study how organisms respond to temperature increases, with potential findings on coevolution and ecosystem functions.
Researchers develop a mathematical model that analyzes the future survival of plants in a changing climate by studying how far wind can carry seeds. The model provides fast and reliable predictions of seed movement, considering factors like seed type, plant height, and wind speed.
A recent study found that flocks of birds in North America, Europe, and Asia responded equally strongly to the alarm call of an unfamiliar dusky-throated antshrike. This suggests that sentinel calls may contain a universal signal that allows birds to recognize them across different species and continents.
Researchers developed a new framework to predict how microbes interact with each other in unique compositions. Most microbes had minimal impact on the final outcome, with only select few playing crucial roles. The model has potential applications in personalized medicine and understanding microbiome assembly.
A new study reveals that shipwrecks are providing a sanctuary for fish, corals, and other marine species in areas open to destructive bottom towed fishing. Marine life density is significantly higher within wreck sites than in control areas.
A study by Colorado State University found that redlined communities experience higher maximum noise levels, detrimental effects on urban ecosystems, and increased human health risks like hearing loss and stress. The research highlights the need for equitable planning and noise mitigation to benefit both people and wildlife.
Researchers have successfully mapped thousands of animal species in Bangladesh using social media posts, significantly improving habitat conservation. The study also highlights opportunities for social media companies to automate biodiversity data collection, making it easier for scientists to access and utilize.
A new data-driven framework uses machine learning to identify keystone microbial species in human gut microbiomes, varying across communities. The study found that keystone species have context-dependent essentiality and can aid digestion, breaking down complex starches.
A new approach to understanding climate change effects on marine ecosystems considers both smooth trends and variable changes, highlighting areas vulnerable to extreme events. Researchers propose a 'more realistic' conceptual model to better predict future consequences.
A new type of algal threat is displacing corals globally due to blocking sunlight and producing harmful chemicals. Peyssonnelioid alga crusts are expanding quickly across reefs, killing off corals and transforming entire ecosystems.
A global survey of restoration projects reveals that most efforts fail to address the impact of herbivores on young plants. By introducing predators or barriers, conservationists can increase plant regrowth by up to 89% and speed up restoration outcomes.
Researchers analyze waste samples from 55 lined pit latrines in Malawi to understand the complex microbial communities. The findings reveal that aerobic microbes are more abundant near the surface and anaerobic microbes deeper in the pit, helping break down human waste and reducing greenhouse gas emissions.
Individual and social factors contribute to lack of preparedness for wildfires, including financial constraints, time, and physical limitations. Homeowners' associations can also inadvertently make properties more vulnerable to fires by promoting materials that burn easily.
A long-term study by Georgia Tech's James Stroud found that natural selection varies massively through time, canceling out any stabilizing effect. Species remained remarkably similar across the entire three-year period, contradicting the idea of constant evolution.
Research suggests that coral reefs in Belize are experiencing a decline in growth rates, with accretion rates decreasing over the past 9,000 years. This decline has significant implications for tropical island nations and the impact of climate change.
The National Science Foundation has added Worcester Polytechnic Institute to its Wildfire Interdisciplinary Research Center, a collaboration between universities and industry. WPI will leverage its expertise in fire protection to study new fire detection methods, robotics solutions for first responder safety, and fire suppression systems.
A recent study by the University of North Florida's Rosenblatt Lab found that living on a golf course changes alligator feeding habits, leading to different dietary patterns and prey communities. The research, published in Ecology and Evolution, highlights the impact of land use changes on large predators.
A new study suggests that emphasizing the need for energy independence and environmental stewardship could change people's minds about climate change. The research found that those who deny climate change often focus on personal experiences and local issues, but may not be aware of the scale of the problem.
A Rutgers-led study reveals that Amazonian lowland rainforest areas critical for absorbing carbon dioxide and buffering climate change may morph over time into dry, grassy savannas. The findings highlight the impact of double-stress conditions, where alternating flooding and drought limit forest establishment and favor short-lived gras...
The mass slaughter of bison by European settlers led to devastating economic shock for Indigenous peoples, with adult height dropping by over an inch within a generation. The study also found that child-mortality rates were higher and occupation reporting lower among bison-reliant nations compared to non-bison reliant nations.
A new study reveals that Pacific coral reefs have increased their thermal tolerance to higher ocean temperatures, reducing the risk of bleaching. This natural adaptation could help reefs withstand climate change if global carbon emissions are cut down.
Scientists measured coral calcification rates off Hawaiian Islands at depths of 230-360 feet, finding the lowest rates ever recorded for healthy corals. This is due to the efficient use of calcification by corals like Leptoseris spp., which form thin horizontal skeletons to maximize area in low-light zones.
Researchers are creating synthetic microbiomes to protect aquatic environments from bacteria, improving shrimp health and reducing the risk of disease in aquaculture farms. The team is collaborating with farmers in Ecuador to develop new microbial communities that will increase resistance to pathogenic bacteria.
A new study by Flinders University researchers suggests that only 1% of dormant pathogens could cause major ecological harm, leading to the loss of host organisms worldwide. The simulations showed that these ancient microbes can survive, evolve, and become dominant in modern ecosystems, posing a substantial danger.
Researchers found that most microbial pairs fail to coexist, challenging the long-held hypothesis that every pair of microbes must also coexist in a bigger community. This study highlights the need for new predictive tools to engineer successful microbial communities, essential for biotechnology applications.
In ancient California's San Francisco Bay Area, women played a crucial role in the economy, with mothers prioritizing their female offspring through extended breastfeeding. This practice may have led to female-biased wealth disparities, as older women were buried with greater wealth than men.
Research suggests that slow population declines may go undetected, leading to underestimation of species risk. The study also indicates that these early declines can precipitate exponential increases in extinction rates in declining or fragmented ecosystems.
A recent study by Nils Heck and Kenneth Dumack reveals that microbial predators like amoebae and ciliates play a significant role in shaping the bacterial community in wastewater treatment. The findings suggest that these predators, which are temperature-dependent, contribute to seasonal variations in wastewater treatment efficiency.
Researchers found that most US forests have the potential to adapt to hotter, dryer conditions, but are not changing quickly enough. The study suggests that biodiversity can buffer the impact of climate change on forests.
Researchers at Flinders University use machine learning to identify species interactions and predict which species are most likely to go extinct. By analyzing species traits and interactions, the algorithm can help plan interventions before extinctions occur.