Research by the University of Exeter reveals that ants have a significant impact on their environment as ecosystem engineers and predators. The study found that ants can increase diversity and density of other animal groups at low densities, but higher densities counteract this effect through increased predation.
The world's oceans are under siege due to species loss, leading to ecosystem collapse. A new study finds that a loss of ecological redundancy, where multiple species occupy the same space, is directly blamed for marine ecosystem collapse in the fossil record.
A recent study by Kansas State University professor Melinda Daniels suggests that beaver dams can create diverse river landscapes, turning single-thread channels into meadows or multichannel streams. The researchers recommend only partially removing old dams to mimic the role of beavers and restore ecosystem diversity.
Researchers from TUM are studying the development of soil, flora, and fauna at Chicken Creek, aiming to establish factors influencing ecosystem development. The project has shown that rain plays a crucial role in shaping the initial phase of an ecosystem.
A study by scientists at Cary Institute of Ecosystem Studies reveals a critical connection between conservation and disease. Loss of species large and small can increase pathogens, leading to increased disease transmission. The authors call for careful monitoring of areas with high animal densities to prevent infectious disease outbreaks.
A new study by ecologists at Rice University and the University of California, Santa Barbara, challenges standard assumptions about biodiversity loss on ecosystems. The research suggests that changing dietary needs within species have important implications for ecosystem health, making natural ecosystems less stable than previously tho...
A widely used biodiversity indicator in fisheries is found to be an ineffective guide to trends in marine ecosystems, according to a new study published in Nature. The researchers recommend more direct monitoring and the development of trend-detection methods to better assess the impacts of fishing on marine biodiversity.
The Florida Keys bonefish census showed a 25% decline in bonefish population, with only about 240,000 fish found compared to an 8-year average of 316,805. The decline may signal broader ecosystem problems and requires careful future monitoring.
Researchers found similarities between wolf-elk interactions in Yellowstone National Park and shark-dugong interactions in Shark Bay, Australia. These interactions control prey populations and affect their behavior, with ripple impacts on the ecosystem.
A group of leading biodiversity scientists, including NJIT's Daniel Bunker, argue that CBD targets must consider ecosystem services for effective conservation. By valuing biodiversity through ecosystem services, nations can better justify and improve biodiversity conservation efforts.
Scientists studied soil moisture, porewater salinity, and hydrological relationships in a historically freshwater floodplain forest to develop restoration plans. They found that conditions in the vadose zone are crucial for seedling survival in coastal floodplain ecosystems.
A recent study published in Ecology found that elk are responsible for the decline of aspen in Yellowstone National Park, contradicting previous claims that wolves helped restore the ecosystem. Aspen stands exposed to elk browsing did not regenerate, even in areas considered risky for wolf predation.
Despite evidence of ecosystem decline, global well-being shows improvement due to past food production increases and technological innovations. However, time lags and potential future effects on food production and personal security suggest that complacency is unwarranted.
The new book 'Urban Ecosystem Ecology' aims to understand the complexities of urban ecosystems and provide solutions for managing their environmental impacts. The book covers topics such as wildlife, water quality, air quality, and climate change, and offers practical guidance on green infrastructure planning and urban forestry.
Researchers examine how humans impact ecosystems through nanomaterials, green roofs, and airborne microbes in hospital settings. Findings reveal altered plant growth, changed microbial communities, and diverse insect species on green roofs.
Unaccounted ecosystem feedbacks could significantly impact future climate change due to increased greenhouse gas emissions from wetlands, soils, and fires. These biogeochemical cycles may counteract the cooling effect of carbon uptake by plants, contributing to increased warming.
Researchers found that ferns in the northern end of the redwood forest ecosystem are better equipped to absorb fog water than those in the southern region. This has important implications for the structure of plant communities and how ecosystems function during drought periods. The study suggests that native ferns may be able to acclim...
A study by ISU researcher Diane Debinski found that drought conditions could lead to a shift from flowering plants to shrubs in montane meadows. This change could impact wildlife populations, including elk, bison, and pollinators like butterflies. Medium-moisture meadows may be particularly vulnerable to climate change.
Researchers propose that human hunters triggered the loss of large mammals, including woolly mammoths and saber-toothed cats, by providing new competition with major predators. The study suggests that humans were not the primary cause of extinction but rather the initial trigger for a trophic cascade.
Researchers at Washington State University found that organic farms have more balanced insect populations, leading to better pest control and healthier plant growth. This balance is achieved through a diverse range of species, resulting in a more harmonious ecosystem.
Researchers discover rapid expansion of salmon farms in Chile's protected National Park, posing a significant threat to native sea lions and the entire ecosystem. The farms' waste, medication, and noise pollution are causing devastating impacts on the region's biodiversity.
Scientists from over 60 countries present research on the impact of human activities on land-based plants and animals in Antarctica. The study found that changes in ocean currents are linked to wind patterns around Antarctica, affecting the ecosystem.
A new study from the University of Gothenburg reveals that climate change could lead to a decrease in river runoff and an increase in salinity in the Baltic Sea. This change could have significant consequences for the region's sensitive ecosystem, which relies on a delicate balance between salt and fresh water.
Scientists found that reforestation can decrease the ability of forests to combat climate change by reducing carbon stock. The study suggests implementing forest management practices, such as site preparation without burning, to minimize negative effects on ecosystems.
Research found that termite mounds contribute significantly to grassland productivity in central Kenya by enhancing plant and animal activity locally and maximizing ecosystem-wide productivity. The evenly distributed colonies of termites create an optimized network of plant and animal output.
Research reveals that termite mounds in the African savanna enhance plant and animal activity at a local level, while their even distribution maximizes ecosystem-wide productivity. The findings suggest that these humble creatures are having a massive impact on the system from below.
Research by Robert M. Pringle and Todd M. Palmer reveals that termite mounds significantly enhance plant and animal productivity at local levels, while their even distribution maximizes ecosystem-wide biomass. The ordered distribution of these mounds creates an optimized network of plant and animal output.
The Asian shore crab has found a hospitable niche in its new environment, coexisting with native species in the cobbled beach ecosystem. The cordgrass-ribbed mussel environment provides a stable habitat for the crabs, allowing them to thrive without crowding out native species.
Scientists propose a new approach to selective fishing that prioritizes ecosystem health and biodiversity, challenging traditional methods. The 'balanced exploitation' approach combines reduced fishing effort with better use of non-target species to achieve sustainable yields while maintaining healthy ecosystems.
Kendra McLauchlan's research aims to understand past ecosystems and provide context for modern changes to Earth systems. The project will examine ecosystem changes in increments of 10, 100, 1,000 and 10,000 years using data from three sites.
The reports examine the implications of producing biofuels from various sources, including forests, grasslands, and agricultural systems. Sustainable biofuels are based on production that does not negatively affect ecosystem health, and options include thermochemical, biochemical, and direct combustion methods.
Cristina Eisenberg's new book highlights the importance of top predators in maintaining healthy ecosystems. Research shows that keystone predators like wolves, cougars, and bears play a critical role in controlling population growth and preventing overgrazing.
A new study published in the Proceedings of National Academy of Sciences found that dormancy is crucial for maintaining microbial diversity in natural communities. Researchers used a mathematical model and molecular tools to investigate how dormancy affects biodiversity, especially in lakes.
A new tool has been developed to analyze and manage a wide range of ecological services in agricultural ecosystems. Ecosystems that maximize agriculture tend to have fewer hidden ecosystem services, such as water purification and climate moderation, compared to more diverse landscapes.
The study aims to understand how changing climate affects phytoplankton growth and organic carbon distributions. Researchers will collect data on sea surface temperatures, salinities and chlorophyll levels to refine biogeochemistry models.
The study reveals rapid increases in fish populations inside no-take reserves, improving ecosystem health and resilience. Additionally, the reserve network helps threatened species like dugongs and marine turtles.
Researchers propose reintroducing small, managed populations of wolves into national parks to enhance ecosystem biodiversity, increase plant biomass, and boost tourism. Advances in animal tracking technology and management techniques may mitigate concerns about wolf behavior and human safety.
The MARES project aims to develop comprehensive ecosystem models and reach consensus on feasible management goals for the South Florida coastal ecosystem. Human dimensions science will be incorporated to study societal processes and their impact on ecosystem sustainability.
The Economics of Ecosystems and Biodiversity (TEEB) report suggests that policy makers can see higher rates of return and stronger economic growth by incorporating ecosystem services into investment strategies. By restoring and managing ecosystems, countries can generate significant income and jobs.
Researchers in the Baltimore Ecosystem Study found that urban grasslands retain a significant amount of nitrogen, with losses typically less than 40% of applied fertilizer. This surprising result suggests that these ecosystems have considerable capacity for nutrient retention, contrary to concerns about environmental impacts.
A new study finds that the decline of apex predators has led to a significant increase in mesopredator populations, resulting in ecosystem collapse and economic losses. The study highlights the complex interactions between humans and wildlife, emphasizing the need for careful consideration of solutions to manage these issues.
A joint US-Norwegian study, known as MENU, compared marine ecosystems in the North Atlantic and North Pacific to identify factors supporting fisheries production. The researchers found underlying patterns that were not apparent in single-ecosystem studies.
Researchers at the University of Gothenburg have discovered nine new bristleworm species that feed on dead whales, highlighting a previously unknown food source in marine ecosystems. The study reveals these specialized organisms play a significant role in nutrient cycling and ecosystem balance.
Researchers will drill through Lake Vida's thick ice cap to study the brine and sediment below, aiming to understand the ecosystem's history and its survival strategies in extremely cold conditions. The project, funded by a $1.1 million grant, may reveal insights into life on Earth dating back thousands of years.
A study found that perennial vegetation cover can indicate desertification processes in semi-arid esparto fields, with a positive correlation between total vegetation cover and soil fertility. This early warning system has potential for management and restoration measures before ecosystem degradation becomes irreversible.
A team of researchers uses PageRank, a web ranking algorithm, to identify critical species in food webs and predict ecosystem collapse. By applying the algorithm to ecological networks, they find that certain species play a disproportionate role in maintaining ecosystem function.
The report highlights changes in ocean water temperatures due to climate change, pressures from increasing human populations along the coast, and extensive fishing by domestic and foreign fleets. The ecosystem's natural and human-related changes require effective management and mitigation strategies.
Tropical lizards detect effects of global warming in climate change research, highlighting threat to species and ecosystems, and human health. The loss of predators due to global warming disrupts natural biodiversity, leading to irreversible long-term consequences.
Researchers Dr. Margaret Palmer and Dr. Solange Filoso caution that market-based environmental restoration programs lack scientific certainty to ensure ecosystem health improvements.
A comprehensive book Shifting Sands examines Maryland's Coastal Bays ecosystem, detailing its six subwatersheds, history, and ecology. The study synthesizes decades of research to provide a holistic understanding of the region's fragile lagoons.
The National Oceanic and Atmospheric Administration (NOAA) has prohibited commercial krill harvesting in the Exclusive Economic Zone off the coasts of California, Oregon, and Washington. This rule aims to protect the krill's role as a key food source for numerous marine species, including some listed as threatened or endangered.
Research at the University of Nebraska-Lincoln shows that invasive plant species like Eastern white pine can accumulate and hold onto nitrogen, leading to increased biomass and productivity. This nitrogen accumulation allows the plants to outcompete native species and invade their habitats.
The University of Miami's Abess Center for Ecosystem Science and Policy has awarded two graduates, Sara Gonzalez-Rothi and R. Scott Nuzum, with Everglades Foundation Congressional Fellowships. The fellows will receive a $45,000 stipend and spend 12 months in Washington D.C. offices focused on environmental policy.
A list of 100 key scientific questions has been published to aid conservation efforts. These questions, compiled by 761 conservationists and academics, aim to address gaps in knowledge on issues such as climate change and ecosystem function. Answering these questions could help stem massive biodiversity loss.
A study by Ecological Society of America reveals the economic costs of invasive species on Europe's ecosystems. The research lists Canada geese and coypu as top invaders causing widespread damage to crops and forests, with estimated annual losses in the UK at €2.8 billion.
Scientists discovered an ancient ecosystem trapped beneath Taylor Glacier in Antarctica, which survived without light or oxygen by transforming sulfur and iron compounds for growth. This unique ecosystem has the potential to explain how life might exist on other planets and serve as a model for life under ice.
A study by Tobias Porsbring found that clotrimazole and cocktail effects can harm microalgae growth and reproduction, affecting the ocean ecosystem. The use of multiple chemicals in wastewater contributes to a 'cocktail effect' more harmful than individual chemicals.
Researchers explore using web crawlers to mine informal web-based sources for ecosystem monitoring, providing early warnings of potential ecological disasters. The Internet may contain information on drivers of change, such as global seafood markets, which can help avoid abrupt ecosystem collapse.
A new study uses airborne technology to analyze the impact of large herbivores on African savannas, finding that their presence leads to less plant growth and more bare ground. The research also reveals structural differences in vegetation between herbivore-free and grazing areas.
Mudslides caused by the 2008 Wenchuan earthquake may release significant amounts of greenhouse gas, including carbon dioxide and nitrous oxide, into the atmosphere. The study found that the ecosystem impacts of these mudslides could be equivalent to twice the loss of nitrogen from California ecosystems due to wildfires.