Articles tagged with Ecosystems
Researchers used fossilized leaf cells to recreate tree canopy of PETM, a period of global warming comparable to today's climate. The study found widespread browning of landscapes and reduced rainfall triggered by volcanic carbon release.
The Conservation Gap Analysis of Select Native Asian Oaks reveals over half of native ranges are under human pressure, with many species lacking backup in botanical collections. The report prioritizes oak conservation efforts in Southeast and East Asia, focusing on regions with high human impact and limited protected area coverage.
The VALOR project aims to co-develop a comprehensive approach to understanding the impact of pollinator decline on food systems. A new collection in the Research Ideas and Outcomes journal provides an open-access hub for researchers, policymakers, and practitioners to access outputs and tools related to pollinator conservation.
A University of Michigan study finds that fungi are far more abundant deep below ground than previously thought, with over 689 unique species identified. The researchers also discovered complex underground food webs and found evidence of carbon sequestration in the Earth's crust.
A new study reveals that Northern Eurasia's carbon sink is driven by climate change, with stronger sinks in western and southern regions. Forest productivity is a key determinant of the regional carbon sink, not just warming alone.
A new global database has been developed to map pathogens and antibiotic resistance risks in coastal waters, providing a practical tool for assessing biological risks. The Coastal Water Pathogen Database integrates shotgun metagenomic sequencing data from six coastal regions across three continents.
Researchers found that as salinity increases in freshwater environments, microbial communities lose diversity due to faster-growing strains taking over, but maintain overall growth rates. This effect is also observed in natural ecosystems across different environments.
Researchers argue that EU and UK wildlife protection frameworks are fragmented, selective, and exception-based, threatening biodiversity. The authors propose strengthening laws to recognize animal sentience and introducing 'ethical continuity' into the legal framework.
Researchers discovered that cyanobacteria band together into protective flocs when attacked by predators, a survival strategy that could influence how carbon is stored in the world's waters. This behavior helps explain why cyanobacteria invest energy in forming flocs despite the apparent cost to their growth.
The report provides an ecological characterisation of two contrasting habitat groups: inland peat-forming wetlands and coastal lagoons. Hydrology is identified as the dominant control on ecosystem functioning, with a persistently high water table sustaining anoxic conditions in peatlands.
New research shows that tadpoles adapt their diet in response to rising temperatures, consuming more plant material and eating overall. However, this natural strategy becomes less effective as temperatures continue to rise, with consequences for growth, development, and survival.
Giant kelp forests in Southern California are controlled by how much kelp survives disturbance, rather than its growth rate. Winter storms significantly shape their productivity, with disturbances removing biomass and changing forest recovery abilities.
Researchers found that taller trees have an advantage in younger forests due to increased light capture, but shade-tolerant species thrive under tall canopies in older forests. This study reveals a mechanistic explanation for forest succession and offers insights into climate modeling and forest management.
New research from University of Georgia finds that prescribed burns are a significant source of fine particle pollution, affecting nearby communities. The study analyzed state burn permit records and found that Georgia experiences the highest population exposure to fine particle pollution, with over 40 smoke-impacted days annually.
A Korea University study reveals that reusable beverage systems can deliver significant environmental benefits when paired with efficient washing technologies. The research finds that automatic tumbler washers can maximize sustainability, while manually washed tumblers have the highest impacts among reusable options.
Scientists have made a breakthrough in understanding the diets of southern right whales, discovering they eat a wider variety of seafood than previously thought. Analysis of whale poo from around the world has revealed a diverse diet including crabs, shrimp, and jellyfish, which may help them adapt to climate change.
A new study by Swansea University introduces a One Health Sustainability Framework linking biodiversity, ecological condition, and environmental sustainability with wellbeing outcomes in nature prescribing. The framework highlights the need to understand what kinds of nature and how much are needed to support health in a sustainable way.
A new study reveals that sponges may use photosynthesis, increasing the productivity of tropical coral reefs. Sponges were found to account for 11% of gross primary productivity, surprising researchers who previously considered them as pure consumers.
A nationwide study across China reveals that fungal species with broad geographic distribution are the dominant drivers of soil carbon decomposition. These widespread saprotrophic fungi play a crucial role in shaping future carbon dynamics under climate change.
Researchers at Linköping University found that old oak trees and semi-natural grasslands are crucial habitats for many species. The study identified thresholds for habitat size needed to support species survival, providing conservationists with concrete data to prioritize cost-effective interventions.
A global analysis of fish biodiversity in rivers reveals that warmer climates and larger catchment sizes are associated with increased biodiversity. However, human activity weakens this relationship, particularly in smaller river catchments. The study demonstrates the potential of environmental DNA as a tool for rapid, large-scale biod...
A study found that mountain lion visits to a small preserve led to changes in deer activity, vegetation growth, and the presence of smaller predators like coyotes and foxes. This 'ecology of fear' demonstrates the ripple effects of apex predators on ecosystems.
Researchers found mycorrhizal fungi in desert moss, unlike those found in less harsh conditions, suggesting a deliberate relationship. The discovery could rewrite moss biology and offer clues about the origins of life on land.
Shedd Aquarium's membership with IUCN marks a significant milestone in its conservation efforts, with contributions including field research, policy initiatives, and educational programs. The aquarium has also partnered with the IUCN Species Survival Commission to establish the Center for Species Survival: Freshwater.
A new study found that soil fungi play a key role in supporting carbon retention and improving fertility in nutrient-poor urban soils. Biochar and compost increased soil carbon and nitrogen storage most strongly in these soils, with amendment effects up to 14.4 times greater than those observed in nutrient-rich soils.
Researchers from Frontiers, a multidisciplinary team, spent years searching for the tallest tree in Taiwan after discovering an estimated 5,000 different species thrive on the island. They used LiDAR technology and citizen scientists to identify the 'Heaven Sword,' a 84.1-meter-tall Taiwania fir, as East Asia's tallest tree.
A study by researchers at the University of Minnesota found that improving land use and management can increase both economic output and environmental performance, without sacrificing one for the other. The analysis showed potential gains in biodiversity, climate change mitigation, and economic development, with possible increases of o...
A new study found that rice straw biochar applied at moderate levels improved several colony behaviors linked to soil health in ants. Ants showed stronger habitat preference, built larger nests, and maintained more effective social recognition. However, high doses of biochar were detrimental, causing ant survival to drop sharply.
A new international study challenges long-held beliefs about how ecosystems absorb carbon under global warming. Plants are using water more efficiently while developing larger canopies to absorb light and fix carbon, making this the dominant factor in determining carbon dioxide uptake.
Two University of Utah-led studies aim to improve biomass mapping to better understand how Arctic and boreal forests respond to climate change. The new maps, built using satellite imagery and field measurements, capture 40 years of ecological change in unprecedented detail.
The Pennsylvania live camera is the third installment in Project RattleCam's livestreams, allowing viewers to observe timber rattlesnakes around the clock. The camera features night-vision capabilities and captures the activities of snakes and other creatures that enter the frame after dark.
A new study found that climate change can weaken the natural purification process in lakes, removing excess nitrogen from the water. This could have severe consequences for coastal marine ecosystems, including algal blooms and oxygen depletion.
Two UT microbiology researchers, Steven Wilhelm and Brittany N. Zepernick, received the 2026 Daylight Award for their research on phytoplankton thriving under ice. Their work provides novel mechanistic insights into how diatoms respond to ice loss and has major implications for planetary health and biodiversity.
A new species of sea slug, Thecacera sesama, has been identified in the coastal waters of Keelung, Taiwan. Measuring less than three millimeters in length, this tiny nudibranch exhibits four primary behaviors: feeding, searching, mating, and laying eggs on bryozoans.
A study found that a mean annual precipitation threshold of 700 mm shifts dominant controls on ecosystem nitrogen retention. In dry ecosystems, higher precipitation leads to greater plant diversity and reduced nitrogen loss.
A study has mapped changes in the distributions of two phytoplankton groups, Pseudo-nitzschia and Dinophysis, which produce toxins that can harm human health and marine ecosystems. The research reveals significant shifts over six decades, with changes aligned more closely with climate-driven ocean physical shifts.
A new study by Lund University researchers identifies knowledge gaps and proposes tools to analyze the risks of extreme weather on birds. Birds are vulnerable due to their diurnal nature and lack of burrowing capabilities, making them more susceptible to heatwaves.
Soil animal communities exhibit greater trophic diversity in agricultural systems and tropical regions, driven by resource limitation and disturbance. This flexibility helps maintain soil functions but may reflect the loss of specialized species.
A new study from the University of California, Davis, projects that 7-16% of global plant species will lose more than 90% of their range by 2100 under current climate change projections. Habitat loss is expected to drive these extinctions, rather than a plant's ability to shift locations in response to climate change.
A new, non-invasive monitoring system captured striking footage of hyperbenthos, including a snailfish exhibiting backward swimming behavior, and the acoustic presence of narwhals. The study highlights the dynamic nature of the deep-sea environment, with organic particles concentrating in response to tidal currents.
A study by Ohio State University found that certain tree species, such as red maple and northern catalpa, are more resilient to heat and water stress. Urban forests can provide natural cooling, reducing summer electricity usage, but require careful management and investment in irrigation systems.
Ecotech aims to develop scalable solutions inspired by nature to tackle environmental challenges. The field combines biology, engineering, and earth sciences for interdisciplinary collaboration.
Researchers used seafloor video and audio monitoring to capture rare phenomena in a Greenlandic glacial fjord, including fish swimming backwards and making sudden appearances of deep-sea dwellers. The study also revealed the presence of narwhals near the surface, providing new insights into the Arctic ecosystem.
The study reveals how pollinators support food production and diets, highlighting the risks of biodiversity loss for human health. Simple steps like planting wildflowers or using fewer pesticides can help boost pollinator numbers, strengthening both nature and people's wellbeing.
A new study by The Morton Arboretum reveals that oaks rapidly diversified in the Americas when they encountered high-elevation terrain, forming a unique biodiversity hotspot. This is supported by data from 322 of the world's approximately 450 oak species, with Mexico and Central America home to at least 160 different oaks.
Researchers developed an online tool to reconstruct ancient Earth locations, enabling a more detailed understanding of biodiversity and climate evolution. The tool allows for the study of complex mountain ranges and vanished tectonic plates, providing new insights into mass extinctions and species migration.
A recent study by Rheinland-Pfälzische Technische Universität Kaiserslautern-Landau found that light pollution significantly alters the composition of predatory spiders' diets, leading to reduced hatching of insects. The invasive signal crayfish also contributes to altered feeding behavior under nighttime lighting.
A new framework proposes a continuum of urbanity, challenging traditional thinking about urban and rural spaces. The study explores how urban, rural, and wild features are interconnected, affecting livelihoods, ecosystems, and human well-being in the Mid-Hudson Valley region.
Researchers use tree rings and satellites to date changes beavers make to the tundra landscape as they spread northwards. The study provides evidence of beaver colonization in the region starting in 2008, with satellite analysis revealing a significant expansion of surface water between 2015 and 2019.
A global paradigm shift is needed to protect intact ecosystems and prioritize Nature Positive framework, integrating Indigenous knowledge and finance. The webinar series on May 28, 2026, will explore effective actions for people and nature, guided by the Three Conditions Framework.
Researchers found that connected natural habitats help maintain beneficial skin microbes that inhibit deadly fungal pathogens in tropical amphibians. Habitat fragmentation weakens these microbial defenses, leading to increased pathogen infection levels.
A recent study by researchers at Griffith University and others found that exposure to cocaine contamination altered the movement patterns of Atlantic salmon in Lake Vättern, Sweden. Fish exposed to benzoylecgonine swam up to 1.9 times farther than unexposed fish, with dispersal distances reaching up to 12.3km.
African elephants' genetic history shows they once moved across large distances, exchanging genes throughout the continent. However, current patchy habitats and human activities have led to genetic consequences of isolation, affecting conservation approaches.
A new study reveals that birds in Hawaiian forests engage in kleptoparasitism, stealing materials from neighboring nests. The behavior, common among the scarlet I'iwi and crimson Apapane, could threaten species already under stress due to habitat loss and climate change.
A new paper warns that halting and reversing biodiversity loss by 2030 is urgent to avoid destabilizing the Earth's vital systems. The authors call for a unified 'Nature Positive' approach to global environmental goals and governance.
A global inventory reveals that bottom trawling catches over 3,000 fish species, including critically endangered and vulnerable species, highlighting the urgent need for better documentation and management of its impacts on marine biodiversity.
The webinar highlighted the potential of combining NFI field data, EO disturbance products, and national statistics for robust forest carbon monitoring. Continental-scale carbon balance analysis showed a trend towards neutral over the past decade, with large interannual variability.
A new study published in Biodiversity Data Journal reveals a profound look at life up to nearly 10 kilometers below the ocean's surface in the Japan, Ryukyu, and Izu-Ogasawara trenches. The research catalogs at least 108 distinct organism groups, including a baffling unidentified animal that has left global taxonomic experts stumped.
A new study reveals that biochar significantly enhances ant ecological functions as ants' social behaviors and nest site selection specificity improve with moderate levels of biochar. However, higher doses lead to reduced survival, weakened nest construction, and decreased social interactions.
Researchers challenge long-held assumptions about vegetation patterns in dryland ecosystems, finding that such patterns can actually indicate reduced ecosystem resilience. The new theoretical framework takes into account spatial constraints and environmental heterogeneities, revealing that ecosystem stability depends on specific enviro...