Ecosystems
Articles tagged with Ecosystems
Birds can suffer serious harm from heatwaves
Does agriculture and climate affect feeding activities of soil animals?
Study projects plant extinction rates through 2100
Rare footage of elusive sea-floor creatures and backward-swimming fish captured by compact video-acoustic system in Greenland
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.
How trees in urban areas are key to cooling down a warmer world
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.
Introducing ecotech, nature’s innovation accelerator
Ecotech aims to develop scalable solutions inspired by nature to tackle environmental challenges. The field combines biology, engineering, and earth sciences for interdisciplinary collaboration.
Video and audio monitoring of the Arctic seafloor captures rarely seen phenomena: fish swimming backwards, narwhal calls nearby, and a beautiful array of deep-sea dwellers and tide-driven "marine snow”
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.
Fewer insects, fewer nutritious crops: pollinator decline puts our health at risk
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.
Why are mountain forests in Mexico and Central America hotspots for oak trees? New study led by The Morton Arboretum shows most definitive answer yet
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.
Where was your back yard millions of years ago?
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.
Light pollution alters food webs along riverbanks
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.
Challenging the urban-rural divide in ecology
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.
Beavers leave a trail as they head into the Arctic
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.
Frontiers in Science Deep Dive webinar series: Halting and reversing biodiversity loss by 2030 critical to avoid disastrous effects on human well-being
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.
Connected habitats help wildlife fight disease, strengthen protective microbes
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.
Cocaine pollution alters salmon behaviour in the wild
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.
Elephant genomes reveal a past of continental connectivity and a future of increasing isolation
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.
Birds caught stealing from their neighbors
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.
Halting and reversing biodiversity loss by 2030 critical to avoid disastrous effects on human well-being
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.
ForestTalks webinar explores integrating Earth observation and national forest inventories across Europe
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.
Bottom trawling catches thousands of fish species, including those most at-risk
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.
New study unveils rich biodiversity in Japan's deepest ocean trenches, featuring record-breaking discoveries and an unidentified "mystery" species
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.
Biochar reshapes ant societies, revealing hidden ecological trade-offs in soil restoration
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.
Vegetation patterns and ecosystem resilience: relationship status “complicated”
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...
Biochar from peanut shells boosts soil health and crop quality over the long term
A six-year field study reveals that biochar made from peanut shells improves soil fertility and enhances crop quality by reshaping soil microbial communities. The study shows that biochar acts as both a habitat and a nutrient source for beneficial microbes, promoting plant growth and increasing soluble sugar content in tobacco leaves.
Wildlife-friendly landscapes dramatically boost biodiversity in fragmented forests
A new study reveals that improving surrounding landscape quality can increase bird species survival in forest remnants, with modest increases in nearby tree cover substantially boosting numbers. This contradicts traditional views on habitat fragmentation and highlights the importance of a more hospitable matrix for conservation.
A new practical introductory guide on green roofs and walls to EU member states and local stakeholders launched to support the implementation of the Nature Restoration Regulation
The report, prepared by BioAgora, highlights the benefits of building-integrated greenery for biodiversity, climate resilience, energy efficiency, and human wellbeing. It offers actionable guidance for local authorities to integrate green roofs and walls into spatial planning and building codes.
Microbes hold the key to unlocking biochar’s carbon storage potential in soils
A global analysis reveals that microbial communities play a decisive role in determining biochar's carbon storage potential. Biochar increases soil organic carbon by an average of 52.4%, but its effectiveness varies depending on the composition of soil microbial communities and environmental conditions.
Assessment of nature in the US now available for public comment
The US Nature Assessment Report documents human impact on nature, including resource extraction and habitat loss, but also shows restoration and Indigenous stewardship approaches can help turn things around. The report highlights the importance of farmer involvement in protecting ecosystems and preserving biodiversity.
‘Ghost forests’ could be key to understanding coastal resilience to climate change
Researchers studying ghost forests along the mid-Atlantic coastline found that changes in stemflow chemistry affect carbon cycling and microbial communities. The team's findings suggest that understanding these processes can help predict which forests are most vulnerable to sea level rise.
Oyster reefs off the US Atlantic coast remove more nitrogen and provide greater economic value than previously estimated, and their restoration may be effective in maintaining water quality and improving marine ecosystems
Restored oyster reefs in the US Atlantic coast remove more nitrogen from the water than previously estimated. Additionally, their restoration provides greater economic value for coastal communities, supporting sustainable marine ecosystems.
Biodiversity Boost: 24 new deep-sea species discovered in major Pacific research
Researchers have announced the discovery of 24 new deep-sea amphipod species from the Clarion-Clipperton Zone in the central Pacific Ocean. The discoveries, part of an open-access special issue, provide fundamental knowledge of species and their distributions.
The food commodities driving deforestation globally
A comprehensive study reveals that staple crops such as maize, rice, and cassava are responsible for about 11% of all agriculture-driven deforestation globally. In contrast, major export-oriented commodities like cocoa, coffee, and rubber cause less than 5% of deforestation.
The “Silent Takeover”: invasive bees are reshaping Chile’s unique pollination networks
A new study reveals that invasive pollinators in Chile are fundamentally reshaping native plant-pollinator networks, leading to a 'silent takeover'. The research found that non-native bees like the buff-tailed bumblebee account for more than 70% of recorded interactions, displacing native species and altering ecosystems.
Moss-associated nitrogen fixation helps sustain plant growth in warming permafrost ecosystems
Climate warming significantly increases plant growth in permafrost regions by altering growing seasons and root penetration, but its impact depends on nitrogen supply. A new study reveals that moss-associated biological nitrogen fixation is a critical factor in sustaining plant growth under warming conditions.
FAU-FWC Study: Endangered smalltooth sawfish make a comeback in a historical Florida nursery
Researchers found juvenile smalltooth sawfish showing strong site fidelity to the South Fork of the Saint Lucie River, spending up to 87% of their time within a 0.4 square kilometer area. This suggests that the Indian River Lagoon is once again functioning as a nursery for this endangered species.
Research: Moths are flying later in the year than a century ago
Researchers at Binghamton University found a significant shift in moth flight patterns over a century, with some species emerging later in the year. The study also identified missing moth species in the region, highlighting the impact of anthropogenic change on ecosystems.
Coastal ocean chemistry now substantially shaped by humans
A global analysis of over 2,300 seawater samples reveals human-made chemicals make up a significant portion of organic matter in coastal oceans. Industrial chemicals, including plastics and consumer products, dominate the anthropogenic chemical signal, persisting even 20 kilometers offshore.
Longest recorded journey of a juvenile fisher to find new forest home
A young female fisher traveled 118 kilometers from Durham to the White Mountains in New Hampshire, the longest recorded dispersal for the species. This journey, documented over winter with deep snow, underscores the fisher's adaptability and highlights the need for further research into movement patterns.
Global exchange of knowledge and technology to significantly advance reef restoration efforts
The Global Coral Tech Transfer Project brings together SECORE International, Australian Institute of Marine Science, and FUNDEMAR to share coral breeding techniques and technologies for large-scale restoration. The partnership aims to create a comprehensive toolbox for boosting reef resilience worldwide.
Glacial lakes are growing rapidly in Alaska, and research shows where growth will continue
Research shows glacial lakes in Alaska expanding 50% faster than previously recorded, posing significant hazards and altering ecosystems. The study identifies areas where lakes may form and grow, helping with infrastructure planning and predicting changes to ecosystems, hazards, and recreation.
Shifting from biotic to abiotic drivers of urban microbial multifunctionality under drought and rehydration
Microbial community shifts from biotic to abiotic drivers under drought, with legacy effects persisting upon rehydration. Soil properties dominate recovery stages, highlighting dual focus on biology and abiotic factors for ecosystem resilience.
Mountain soils in arid regions may emit more greenhouse gas as climate shifts, new study finds
Researchers found that managed cropland soils produced the highest nitrous oxide emissions due to irrigation and fertilization, while natural ecosystems emitted lower amounts but showed a clear response to elevation. Climate change could shift the balance of greenhouse gas emissions across ecosystems in arid mountain regions.
Community-driven restoration in Spain recognized as best-practice example
The Spanish initiative Spongy Slopes has successfully restored key sponge functions in a steep slope landscape through nature-based measures. The project, which involved around 250 volunteers and local associations, has improved landscape-level hydrological resilience, retained rainwater, reduced erosion and increased biodiversity.
Students run ‘bee hotels’ across Canada - DNA reveals who’s checking in
A Canada-wide study using DNA metabarcoding reveals the intricate relationships between cavity-nesting bees and wasps and their food sources. The project, involving over 5000 students, creates detailed maps of these interactions, providing valuable insights into biodiversity and conservation.
Smaller fish and changing food webs – even where species numbers stay the same
A global study of nearly 15,000 marine and freshwater fish communities found consistent shifts in species composition, body size and feeding relationships over recent decades. Smaller-bodied fish species dominate ecosystems, reshaping food webs and ecosystem function.
Cal Poly’s fifth Climate Solutions Now conference to take place Feb. 23-27
The all-virtual Cal Poly Climate Solutions Now conference will address a wide range of climate topics, including energy, water, waste, business sustainability, agriculture, education, and more. Presenters from various industries will share strategies, tools, and information to help mitigate climate change.
Hidden insect diversity in grass shoots threatened by mowing
Researchers identified 255 insect species in perennial grasses, but few in annual grasses, highlighting the importance of unmown refuges for biodiversity
As tropical fish move north, UT San Antonio researcher tracks climate threats to Texas waterways
A UT San Antonio assistant professor is studying how climate change and urbanization affect freshwater ecosystems by tracking the expansion of exotic tropical fish species into northern regions. The project aims to provide practical tools for natural resource managers to protect Texas waterways.
Strawberry guava prevents natural forest generation in Madagascar
Rice University researchers found that strawberry guava can prevent natural forest generation in areas of Ranomafana National Park, even decades after deforestation has ended. The invasive plant changes the forest by reducing soil nutrients and altering insect populations, preventing native species recovery.
Increasing pesticide toxicity threatens UN goal of global biodiversity protection by 2030
A new study reveals that current pesticide use trends fall short of the 50% reduction target by 2030, threatening global biodiversity. The research team analyzed global pesticide data and found significant increases in applied toxicity, driven by higher amounts applied and growing toxicity of active ingredients.
Norwegian prime minister Støre Presents the Mohn Prize to Canadian researcher
Professor John P. Smol, a leading researcher on Arctic environmental changes, received the prestigious Mohn Prize from Norwegian Prime Minister Jonas Gahr Støre. Smol's work has provided crucial knowledge for addressing acid rain and pollution, with significant impacts beyond local communities.
Forest soils increasingly extract methane from atmosphere
Researchers at the University of Göttingen found that forest soils in south-western Germany absorb more methane as climate conditions become drier and warmer. This contradicts current international meta-analyses, highlighting the importance of long-term monitoring for assessing the effects of climate change.
Where fires used to be frequent, old forests now face high risk of devastating blazes
The study highlights the impact of fire exclusion on mature and old-growth forests, which are culturally, economically, and ecologically significant. Researchers estimate that fire refugia could reduce the overall risk of severe fire by up to 20% in western Oregon, Washington, and California.
Shrinking shellfish? FAU study uncovers acidic water risks in Indian River lagoon
A new FAU study uncovers the impact of acidic water on shell-building marine organisms, highlighting the need for strategies to mitigate coastal acidification. The research found that nutrient pollution, freshwater input, and other environmental factors contribute to reduced aragonite saturation.
Baby dinosaurs a common prey for Late Jurassic predators
A new study reveals that young sauropods were a key food source for Late Jurassic predators, with adults unable to care for their eggs and offspring. The research team mapped out a 'food web' of the time, finding that sauropods had a significant impact on their ecosystem.
Pesticides significantly affect soil life and biodiversity
A Europe-wide study reveals that pesticides have substantial effects on beneficial soil organisms, including mycorrhizal fungi and nematodes. The contamination has a major impact on soil biodiversity, highlighting the need to adapt current pesticide assessments and regulations.
Just the smell of lynx can reduce deer browsing damage in recovering forests
Deer behavior changes when exposed to the smell of predators like lynx and wolves, reducing browsing damage to tree saplings. The study suggests using large carnivores as a natural solution to mitigate overbrowsing in recovering forests.
Study finds multiple sources of pollution in Virginia's Lake Anna
A University of Virginia study reveals phosphorus pollution in Lake Anna comes from multiple sources, including homes and abandoned mines. Elevated levels of arsenic, lead, and copper were found near mining sites, highlighting the need for broader strategies to address nutrient and metal pollution.