NSU's Oceanographic Center is leading a consortium to study deep-sea fish impacts after significant oil spills, essential for understanding oil spill mitigation activities and conserving Gulf ecosystems. The $8.5 million funding will support research in the pelagic realm from surface to depths over one mile.
Researchers have described the intricate relationships within a biological wastewater treatment plant in unprecedented detail. This study provides new insights into the laws governing bacterial function, with potential applications in medicine and environmental conservation.
The study reveals the complex relationships within a model ecosystem, with implications for protecting the environment and human health. The researchers found that Microthrix parvicella, a generalist bacterium, can adapt to various living conditions and dominate the wastewater treatment plant ecosystem.
Three studies published in Philosophical Transactions of the Royal Society Biological Science hold promise for resource managers to predict and avoid ecosystem collapse. Successful management depends on consistent monitoring, incorporation of tipping points data into actions, and local-scale management.
A new study suggests that assigning a price to nature's services can lead to trade-offs between conservation and economic benefits. While some ecosystems benefit from pricing, others suffer as traditional conservation strategies may not effectively protect the economic value of biodiversity.
A University of Tennessee, Knoxville study reveals that saving endemic species is crucial for maintaining ecosystem balance and biodiversity. Endemic species have evolved unique traits to survive in harsh environments, which can impact neighboring species.
A group of ferns in the Andean páramo ecosystem evolved highly modified leaves to cope with extreme environmental fluctuations, retaining furled fronds and increasing leaflet pairs up to 300 per frond. The rate of biological species arising is significantly higher among these páramo ferns compared to non-páramo species.
A team led by Indiana University's Jay Lennon is exploring the role of dormancy in microbial diversity and its impact on ecosystem processes. The five-year project aims to understand how dormant microbes contribute to geographic patterns of diversity.
A Yale-led study found that removing earthworms, beetles, and other small animals from the soil of a replicated Scottish sheep meadow altered plant species, reduced productivity, and changed the quality of yields. The results highlight the importance of these tiny creatures in maintaining ecosystem balance and services.
A recent study found that ocean acidification caused a significant decrease in calcification rates of the Great Barrier Reef, threatening its ecosystem. The research suggests that coral reefs are now producing less dense and fragile skeletons, making them more susceptible to erosion.
A study identifies dense natural gas field developments, highways, and fencing as threats to the pronghorn's migration in the Greater Yellowstone Ecosystem. The research found that migrating pronghorn avoid high-quality forage on both sides of highways with bottlenecks, highlighting the need for wildlife-friendly infrastructure.
A new study finds that soil organic carbon decomposition does not accelerate under climate warming, but its storage remains constant. Ecosystem productivity increases with temperature change, while coarse wood decomposition and plant growth rates rise.
Research finds increasing variability in coastal upwelling currents linked to short-term declines in fish growth and seabird reproduction. Tree ring data reveals 4 out of 10 most extreme poor upwelling years occurred since 1950, highlighting the importance of upwelling for ecosystem conservation.
Despite visible signs of recovery, Cape Cod's saltmarshes are not fully restoring their ecosystem functions. A new study found that recovering marshes provide only partial benefits in terms of wave exposure and sediment height, while always-healthy marshes continue to offer superior coastal protection.
A recent study found that many reef fish species carry out unique and essential roles, making ecosystem vulnerability to loss of those species high. The researchers argue that protecting these specialist species is crucial to maintaining ecosystem health.
A series of studies published in Biogeochemistry found that US cityscapes exhibit consistent patterns of urban evolution, shaped by human activities and ecosystem changes. These patterns can result in rapid losses or gains of ecosystem functions, depending on how cities are managed.
Scientists analyzed depictions of animals in ancient Egyptian artifacts to reconstruct the large mammal community that lived in the Nile Valley. The study found that species extinctions led to a decline in ecosystem stability, with only eight species remaining today compared to 37 six millennia ago.
The symposium highlights climate's effects on predators, leading to trophic cascades that alter ecosystem structure and function. Sea otters' keystone predator role maintains healthy kelp forests, supporting diverse marine species.
A collaborative research team published findings in Ecological Indicators on a new marine ecosystem support tool to improve decision-making by natural resource managers. The MARES project integrates ecosystem science and societal benefits into a management framework, providing exportable technology for other coastal ecosystems.
A new species of pontarachnid mite was discovered in a Caribbean mesophotic coral ecosystem, collected from nearly 70m depth. The study highlights the potential biodiversity hotspot for marine arthropods in these ecosystems.
A remarkable new dinosaur tracksite in Denali National Park, Alaska, has provided insights into the herd structure and paleobiology of northern polar dinosaurs. The discovery reveals that these animals not only lived in multi-generational herds but also thrived in a high-latitude, polar ecosystem.
A study by Virginia Tech researchers maps cultural ecosystem services to guide landscape-level natural resource management. Key findings include environmental quality, accessibility, and fish abundance as primary factors influencing angler enjoyment, with social capacity low in coastal plain areas.
New research reveals how red tide's chemicals disable competitor algae without killing them, affecting nutrient cycling and primary production in the ocean. Red tide's chemical cues alter large-scale ecosystem processes.
Researchers at Vetmeduni Vienna warn of the impact of fencing and railway development on migratory ungulates in Mongolia's Gobi-Steppe Ecosystem. The authors advocate for structural modifications to fences, removal of unnecessary barriers, and re-routing of railway lines to minimize negative effects on ecosystem integrity.
Researchers model future land-use change in the US and propose incentive structures for landowners to provide ecosystem services. The work aims to strike a balance between human needs and natural systems, with tradeoffs identified for every policy.
Research reveals that beneficial insects like dung beetles and flies react differently to ivermectin due to varying levels of sensitivity. This poses a risk to ecosystem functioning and highlights the need for more comprehensive safety tests to protect these organisms.
A new study suggests that oyster aquaculture can remove nearly half of the incoming nutrients from the Potomac River estuary if only 15-20% of its bottom is cultivated. This approach could provide a solution to long-term water quality problems and promote ecosystem balance.
Midwest farmers are willing to adopt environmentally improved farming practices in exchange for payments, which can lead to up to 50% reductions in nitrogen pollution and mitigate greenhouse warming. The study suggests that sustainable agriculture can be economically viable and contribute to ecosystem services.
Researchers are studying the Amazon ecosystem's response to extreme weather events like droughts and floods to predict its impact on climate change. They will analyze data from NASA satellites, field observations, and fishery activities to understand how changes in water levels affect aquatic and terrestrial ecosystems.
Researchers have gathered data on Arctic tundra ecosystems, revealing temperature's decisive role in shaping food chains and ecosystem function. The study also highlights the importance of predation in regulating energy flows and ecosystem dynamics.
A study in the Gabayan watershed, Philippines, found that agroforestry reduces sediment yield by 20% and increases income for farmers. Agroforestry also helps communities adapt to climate change by improving water management and ecosystem services.
A study published in Agricultural Systems found that planting cover crops increases eight of eleven ecosystem services, including carbon and nitrogen retention, erosion prevention, and weed suppression. The research highlights the importance of considering temporal dynamics when assessing management system effects on ecosystem services.
Researchers argue that life history strategy and social behavior should guide management approaches, as 73% of carnivore species are declining. Highly cohesive social species require strict participation from all group members to ensure population persistence.
A computer model predicts significant changes in the Ross Sea ecosystem, including disruptions in food webs and predator-prey relationships. Rising temperatures and changing wind patterns are expected to affect biological productivity and species distributions.
A recent University of Oklahoma study suggests that non-uniform climate warming affects global regions differently, impacting ecosystem functions such as food production and carbon sequestration. The effects of non-uniform warming on terrestrial ecosystems are a key challenge in carbon cycle research and future predictions.
NOAA researcher Sue Moore says Arctic marine mammals respond to climate change by shifting their distribution, timing of movements, and feeding locations. This provides clues on how the ecosystem is responding to changes in sea ice, warming temperatures, and increased storminess.
A new study highlights the role of white rhinos in shaping savannah ecosystems, suggesting that their loss could have significant effects on ecosystem functioning and fire regimes. The research found that areas previously colonized by rhinos had higher levels of short grass cover and more grazing lawns.
A survey of policy makers and scientists found that US water supply availability is the top priority for natural resource management. The study, published in BioScience, ranked questions on water supply necessary for human populations and ecosystem resilience as the most important.
The Polytraits database provides a rich collection of morphological, reproductive, and behavioral characteristics of polychaetes, facilitating ecological research and conservation studies. The database's data are also integrated into the Scratchpads virtual research environment and accessible through Encyclopedia of Life's TraitBank.
A new study confirms that reducing lionfish numbers by 75-95% can allow rapid recovery of native fish biomass and aid larger ecosystem recovery. Native species such as Nassau grouper and yellowtail snapper increased by 50-70% on reefs where lionfish were kept below threshold densities.
Scientists found that warming soil by 2 degrees Celsius alters microbial DNA to enhance carbon handling. The study reveals complex interactions between plants and microbes, impacting climate change predictions.
A moderate loss of soil microbes may compromise key ecosystem functions and lower toxin degradation. Research found that specialized bacterial functions are not as effective without a rich diversity of soil bacteria.
Native forests have been found to recolonize pine plantations without human intervention, thanks to the natural process of ecological succession. This research suggests that pine plantations can be used as a tool for encouraging native forest development in certain areas, particularly when the plantations are older.
Researchers study fossil estuaries, a 'natural wind tunnel' experiment on the Chinese Loess Plateau, frictional melting of rocks in water, glacial moraines in Colorado, and topographic data from Venus. These studies explore ecosystem stability, aeolian sediments, fault frictional properties, and volcanic lightning.
A 12-organisation Anglo-French partnership has developed an English Channel Governance Guide to ensure sustainable management of the world's busiest waterway. The guide will inform live marine policy development on a national and European scale, focusing on ecosystem management, conservation, and human use of the waterway.
A UCSB study found that invasive plants' ecosystem impacts decrease over time, but native species may need additional assistance to recover. Long-term monitoring revealed declining nitrogen mineralization rates and reduced self-reinforcing effects on soil nutrients.
New research reveals a growing concern over tree pests and diseases, which can lead to widespread death of trees and disrupt ecosystem services. The review highlights the need for new approaches to pest management that take into account multiple services and stakeholders.
A team of scientists discovered well-preserved remnants of a complex ecosystem in nearly 3.5 billion-year-old sedimentary rock sequence in Western Australia. Advanced chemical analyses point to a biological origin of the material, suggesting that complex mat-forming microbial communities likely existed almost 3.5 billion years ago.
A three-day meeting of international experts highlighted the need for countries to develop relevant expertise in assessing biodiversity and ecosystem services. The UN's new IPBES platform aims to strengthen national capacities in this area, crucial for informed policy decisions.
This special issue explores the interconnections between climate change, biodiversity, ecosystem functionality, and ecosystem services. It highlights the need for adaptation efforts that consider managing landscapes to maintain biodiversity and ecosystem attributes.
Scientists analyzed sediments from Peru to track changes in the deep biosphere's microbial ecosystem under the seafloor. The study reveals that this system is surprisingly dynamic and responds quickly to climate change, with the methane oxidation front migrating rapidly up or down due to changes in oceanographic conditions.
A new study reveals that over 80% of the world's ice-free land is at risk of profound ecosystem transformation by 2100. Up to 86% of natural land ecosystems worldwide could be affected, with changes including boreal forests becoming temperate savannas and rainforests facing dieback.
The root microbiome plays a vital role in plant functions and ecosystem well-being, influencing genetic structure, health, and interactions with other plants. Microbial organisms associated with plant roots have far-flung global influences, from regulating plant performance to facilitating crop production in harsh climates.
The OceanCube Observatories are designed to understand changes in species, nutrients, and energy within a controlled cube-shaped volume of water. The system provides real-time data on temperature, salinity, and other chemical, biological, and physical data critical to understanding coral reef ecosystem health.
Overgrazing by millions of sheep and goats is causing degradation of the Mongolian Steppe, a significant grassland ecosystem. About 12% of biomass has disappeared, with 70% of the ecosystem considered degraded.
The LEGATO project aims to advance long-term sustainable development of irrigated rice fields. New insights were presented on the future of rice ecosystem services, highlighting the importance of continuous discourse and local knowledge integration.
Researchers found that antibiotics create a nutrient surplus in the gut, allowing pathogens to establish themselves. The study suggests that friendly gut bacteria compete with pathogens for nutrients, and when this defense falters, harmful microorganisms can thrive.
Researchers found that woodland salamander populations closely track forest stand growth and development, making them a viable indicator of ecosystem recovery. The study's findings suggest that healthy forests support a wide range of species, including rare and native wildlife, and are crucial carbon sinks.
A study published in PLOS ONE suggests that the rise of early Appalachian Mountains and cooling oceans allowed invasive species to upset the North American ecosystem 450 million years ago. This geological shift triggered evolutionary changes in ancient seas, leading to a change in survival patterns among native organisms.
A study of the Colorado River found that dams like Glen Canyon Dam alter food webs, leading to reduced biodiversity and unstable ecosystems. Downstream sites had more native fish species and fewer mismatches in their food web.