Articles tagged with Coastal Ecosystems
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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A new study by the University of Exeter found that men and women value ecosystem services differently, with implications for sustainable development goals. The research, led by Professor Katrina Brown, identified how cultural and traditional gender roles influence resource use and management.
Researchers used AI and satellite imagery to map the world's intertidal zones for the first time, revealing a significant loss of crucial ecosystems. The study exposed coastal communities to increased risk from storms and sea level rises, with over 1.4 billion people expected to live in coastal areas by 2060.
A new study finds that the Boston Harbor cleanup was economically justifiable, with an estimated value of restored ecosystem services between $30 and $100 billion. The analysis highlights the importance of considering the environmental value of an area post-cleanup rather than pre-cleanup.
A new study finds that oyster mortality in the French Atlantic coast is linked to warm and wet winters, and the positive phase of the North Atlantic Oscillation. Oysters are sensitive to climate change and water quality, making them sentinels of coastal ecosystem health.
Research suggests mangroves can reduce elevation loss and promote wetland stability through root production. However, mangrove conversion to mudflats can have long-lasting negative impacts on ecosystem resilience against extreme events.
Ocean conditions off the US West Coast are returning to average after a marine heat wave, but salmon catches remain depressed. Feeding conditions have improved for sea lions and seabirds, while plankton species have shifted back towards fat-rich, cool-water species beneficial for fish growth.
A recent study published in Science Advances found that CO2 leakage from storage sites can drastically alter seabed ecosystems, leading to the disappearance of animals and disruption of the food chain. The researchers also discovered that some microorganisms can adapt to increased CO2 levels, but most species struggle to cope.
Researchers from NSF LTER sites present findings on coastal and ocean ecosystems, including salt marsh resilience and the impact of sea ice patterns on penguin populations. The study also investigates the diet of blue whales in the California Current and the effects of El Niño events on marine ecosystems.
Scientists from NOAA Fisheries' Southwest Fisheries Science Center and Aerial Imaging Solutions have developed a cheaper, faster way to gauge the condition of leopard seals using drone photos.
Researchers found that sharks alter the feeding behavior of algae-eating fish, affecting where seaweeds grow on Fijian coral reefs. This change creates a trophic cascade, with seaweed flourishing on top of the reef during high tide when predators are present.
The new immersive visualization allows users to experience changes to an area through a first-person perspective, increasing appreciation for marine environment protection efforts. The tool helped people understand trade-offs between aesthetics and functionality, as well as the importance of preserving natural habitats.
A new study reveals that extreme marine conditions can significantly alter food chain dynamics in the California Current ecosystem. Dolphin diets suggest shorter food chains due to changes in prey availability and nitrogen cycling, potentially threatening ecosystem resilience.
Researchers analyzed 18th century British nautical charts to track the loss of coral reef habitat in the Florida Keys. The study found a 52% loss of coral area, with nearshore areas declining by 87.5% and 68.8%. This research highlights the need for longer-term conservation efforts based on historical data.
A new study by the University of Connecticut found that coastal landowners in Connecticut are skeptical about granting easements to protect marshes from sea level rise, citing concerns over fair pricing and transparency. However, they favor alternative strategies like restrictive covenants and future interest agreements.
Paleontologists have found a lost ecosystem of scallops and brachiopods off southern California's coast that thrived for at least 4,000 years before dying off due to siltation from unmanaged land use. The researchers used molecular dating and geologic methods to analyze dead shells and conclude that the collapse of the brachiopod-scall...
Researchers discover that managing coastal ecosystems can help mitigate global warming by protecting and restoring natural carbon sinks like wetlands. Better management of catchment-level processes, such as nutrient inputs and hydrology, can increase blue carbon sequestration.
Research on marine and coastal cultural ecosystem services is scarce compared to other ecosystem service categories, revealing insights into social-ecological interactions worldwide.
The Chesapeake Bay experienced an 8% increase in submerged aquatic vegetation (SAV) acreage, reaching a new high of 97,433 acres in 2016. This marks the second consecutive year with positive trend since VIMS began its aerial survey in 1984.
Researchers found that restoring predators and prey species together is faster and more efficient than pursuing restoration of one species at a time. This approach, also known as synchronous recovery, can lead to significant ecological and economic benefits.
Experts will discuss the state of Cuban marine ecosystems and explore how science can inform U.S. and Cuban policies to protect biodiversity and human welfare. The event highlights pioneering Cuban conservation work that has protected common resources as US-Cuba relations evolve.
Deepwater Horizon oil spill impacts have been studied in two parts, with research on marsh erosion, stability, microbes, and vegetation presented first. The study found that specific ecological communities and animals have responded differently to the spill, affecting food web studies and coastal ecosystem management.
A new research paper examines the effects of Sudden Vegetation Dieback on salt marsh soil communities, finding a reduction in Bacteroidetes-related bacteria and an enrichment of sulfate-reducing bacteria. The study highlights the importance of wetlands as natural carbon sinks and mitigating future climate change.
Researchers used ancient DNA to investigate the ecosystem of an ice-free corridor, concluding that it was biologically unviable until around 12,600 years ago. This challenges the established theory on human migration to America, suggesting that early inhabitants likely took a different route.
Shannon Estenoz, Director of Everglades Restoration Initiatives, receives the Ecological Society of America's Regional Policy Award for her collaborative work protecting the Florida Everglades from pollution, climate change, and invasive species. The award recognizes her decades-long commitment to conservation.
Research finds The Blob had a stronger negative impact on marine productivity than El Niño off the West Coast, with ocean warming slowing nutrient flow and reducing ecosystem productivity. The study uses real-time data from autonomous gliders to assess the effects of major climate disruptions.
Researchers used autonomous acoustic sensors to detect and record marbled murrelet calls, identifying over 19,000 potential calls and confirming 7,218 actual calls. This technology offers a viable alternative to traditional surveys, enabling broader, more cost-effective searches for these endangered seabirds.
Researchers at University of British Columbia found that human-induced introduction of new species can cause 'reverse speciation', where two similar species merge into one hybrid species. This shift has significant consequences for the ecosystem, altering ecological roles and impacting biodiversity.
Research divers have found that sedimentation is impacting an entire ecosystem on the seafloor due to melting glaciers. This has led to a decline in species diversity among benthos, with some species being extremely sensitive to higher sedimentation rates and subsequently dying out.
A UK-based remote satellite monitoring programme will help monitor the impact of human activities on the Laguna Bacalar's ecosystem. The project will use satellite data to analyze changes and provide evidence for conservation efforts, benefiting from a £1.5M funding by the UK Space Agency.
A study by Kari Pohl and colleagues found that extreme climate indices, such as increased frequency of warmer-than-normal days and wet days, are strongly correlated to shallow water environment changes. These changes may impact environmental boundaries and vulnerable organisms in Chesapeake Bay.
A new study found that introduced salt marsh plants, like Spartina alterniflora, have caused significant shifts in ecosystem productivity and biodiversity over the past 200 years. These changes were likely hidden from scientists due to the 'ecological mirage' phenomenon, where our perception of nature can be illusory.
A NOAA study found that natural climate cycles and human activities triggered widespread ecosystem changes in the Gulf of Mexico, impacting fish populations and communities. The Atlantic Multidecadal Oscillation (AMO) played a significant role in these changes.
A UT professor and her team will investigate the long-term consequences of the oil spill on coastal ecosystems in the Gulf. Their research aims to understand how oil impacts marsh erosion and microbial cycling, guiding cleanup efforts.
A recent study by Florida State University researchers reveals the domino effect of overfishing on ecosystems, where the loss of a key species can have far-reaching and devastating consequences. The research highlights the importance of understanding key linkages among species that set up tipping points in ecosystems.
A new study by Duke University and University of Massachusetts at Boston found that preserving the right mix of species is crucial for maintaining healthy ecosystems. The research showed that removing key species can have profound impacts on ecosystem health, highlighting the importance of biodiversity quality over quantity.
The productivity of many lands has been dramatically reduced due to soil erosion, salinity accumulation, and nutrient depletion. A sustainable approach to agriculture is needed to maintain soil fertility and address climate change and biodiversity loss.
A study found that the development of the sea-ice ecosystem in Antarctica possibly triggered the evolution of larger organisms like baleen whales and penguins. The researchers analyzed sediment samples from drill cores, which provided new insights into the past.
A new study aims to develop fishing management guidelines for Atlantic menhaden, a crucial food source for larger fish and marine mammals. The research will help ensure the species' survival and maintain ecosystem balance.
A detailed analysis of Bonaire sediments suggests a 3,300-year-old tsunami changed the coastal ecosystem and sedimentation patterns. The study reveals overwash deposits consistent with a tsunami event, highlighting the long-term ecological significance of this single catastrophic event.
Sea surface temperatures reached record highs on the Northeast continental shelf in 2012, exceeding 10.5 degrees C, affecting cod distribution and marine life. The annual spring plankton bloom was intense, starting earlier and lasting longer than average, with implications for species spawning at specific times of the year.
Researchers found that climate change led to a collapse of coral reefs in the eastern Pacific for 40% of their total history, spanning 4,000 years. The study suggests that similar collapse could occur again due to current climate patterns.
A study reveals that cod population increases in central Baltic lead to expansion into adjacent marginal systems, impacting local ecosystems through trophic cascades. This phenomenon underscores the importance of linking local and regional processes for ecosystem management.
A study of extreme coastal storms in the Western Mediterranean found that these events redistribute marine organic carbon, supporting life in deeper waters and enhancing carbon sequestration. The severe damage to coastal environments must also be considered when evaluating human-induced climate change's impact on ocean ecosystems.
The NOAA National Centers for Coastal Ocean Science's Center for Sponsored Coastal Ocean Research is initiating a 5-year project focused on the role that Pulley Ridge reefs play in replenishing key fish species and other organisms in downstream reefs. This research aims to develop more effective strategies to protect these ecosystems.
Researchers will investigate the Hanna Shoal ecosystem in the Chukchi Sea to understand its high productivity and potential impact from climate change. The study aims to inform offshore oil drilling operations and protect the Arctic ecosystem, with data integration for future environmental assessments.
A recent study published in Global Change Biology reveals that sewage-derived nitrogen is becoming a dominant source of pollution in the Caribbean, threatening coral reefs and marine life. The researchers' findings suggest that poor stormwater management and wastewater treatment are to blame for this shift.
Researchers have found that models used to assess catastrophic changes can also predict environmental collapse. By monitoring variability in key ecosystem processes, scientists can detect early warning signs of regime shifts and potentially prevent ecological breakdowns.
Human impact on coastal dunes is a significant threat to their conservation in Spain, particularly due to poorly designed infrastructure such as car parks, boardwalks and inadequate access points. A study found that these factors contribute to the instability of the dune systems, even in protected areas.
A recent study analyzed data from almost 2,000 coral reef locations worldwide to determine the link between biodiversity and ecosystem functioning. The research found that biomass production decreases with increasing human density, especially in more diverse ecosystems.
Researchers have sequenced the genome of Aureococcus anophagefferens, a brown tide species that outcompetes other phytoplankton in coastal ecosystems. The genome reveals genes that enable the microalga to thrive in low-light conditions and exploit alternative nutrients.
The study found that Galenia pubescens outcompetes native plants, altering ecosystem function and causing a decline in species diversity. Effective control measures are necessary to prevent further invasion and mitigate its impacts on Mediterranean-climate coastal ecosystems.
The world is expected to miss its target to stem biodiversity loss by 2010, with freshwater ecosystems collapsing due to massive mismanagement and growing human needs for water. This has led to an immense crisis in freshwater biodiversity, with species extinction rates four to six times higher than their terrestrial and marine cousins.
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.
The first comprehensive global assessment reveals accelerating losses of seagrasses, threatening the health and sustainability of coastal ecosystems. Seagrasses disappear at rates similar to coral reefs and tropical rainforests, with a loss of 110 square-kilometers per year since 1980.
A study by Arizona State University researchers found that urbanization's impact on surface hydrology can disrupt nutrient cycling in native ecosystems. The alteration of stream flow and water availability has been linked to increased nitrogen levels, harming riparian species and coastal dead zones.
Researchers from LSU and University of Washington dispute claims that the Gulf's ecosystem is collapsing due to overexploitation. They found little change in fish populations over 40 years, despite the region's unique environment influenced by the Mississippi River.
Scientists are using integrated ecosystem assessments to prioritize strategies for restoring Puget Sound's ecosystem. Increasing salmon production can have negative impacts on wild Chinook salmon populations, highlighting the need for balanced management approaches.
Researchers from Université de Montréal and Cary Institute found that commercial fishing plays a declining role in removing man-made nitrogen from coastal waters. Nitrogen-rich fertilizer run-off has increased nitrogen levels in coastal ecosystems, causing excessive plant growth, lack of oxygen, and reduced fish populations.
Commercial fisheries play a crucial role in removing terrestrial nitrogen from coastal waters, but their contribution has decreased significantly over time. As a result, the global nitrogen balance is becoming increasingly skewed, leading to eutrophication and other environmental problems.
A new study indicates that preserving coastal ecosystem services doesn't have to be an all-or-nothing approach, and a better understanding of how ecosystems respond in a 'nonlinear' fashion could help reach societal compromises. The researchers used the values and uses of mangrove forests in Thailand as a case study, finding that prote...