Articles tagged with Ecology
Scientists found that anaerobic microbes in wetlands can remove up to 70% of methane in oxygen-deprived soils, but their ability to do so is threatened by rising temperatures. When scientists simulated a hotter future, methane emissions spiked under hotter temperatures alone.
A new method for DNA detection uses heterogeneous probe particles and laser light to accelerate genetic analysis. This PCR-free technique offers greater sensitivity and speed than traditional methods, making it more accessible for medical, environmental, and personal health applications.
Research explores how climate change affects elk populations, alpine plant communities and bee microbiomes. For example, a study found that food availability, not just overall quality, impacts elk pregnancy rates, while another study showed limited changes in mountain plant species over nearly two decades.
Researchers found that foraging behaviors, physical characteristics, and diet are more nuanced than previously thought. The birds partition their habitat by foraging in different areas of the tree, but diet differences are minor.
A new numerical computer model tracks how pollution travels through Galveston Bay, helping scientists understand water movement in estuaries. The model is critical for evaluating climate variability and sea level fluctuation impacts on coastal communities, guiding better decisions to keep water clean and prevent flooding.
A new study found that clobazam, a common anxiety medication, alters the migration behavior of wild Atlantic salmon by acting on neural pathways. The findings suggest that even trace levels of psychoactive drugs can disrupt essential survival behaviors in wildlife, posing a threat to biodiversity and ecosystem functioning.
New research suggests that conservation efforts can better protect bird species at greatest risk from climate change by understanding the specific climatic conditions they need to thrive. The study found that species with narrower climatic niches are more susceptible to population declines.
Research articles explore relative effectiveness of wildfire fuel treatments, geese impact on Arctic breeding grounds, bumble bee foraging behavior in agricultural areas, and the discovery of epiphytes in cities.
The European Catfish has a prolonged breeding season of almost five months, allowing its offspring to survive extreme events and compete for food resources effectively. This finding is crucial for controlling the species' population, as removing larger individuals can help reduce fecundity.
A new study analyzes modern pollen data with biodiversity indices to reconstruct angiosperm diversity patterns across China. The results show that climate strongly influenced diversity, with coldest-month temperatures being the dominant factor.
A recent Nature study found that human activities negatively affect wildlife biodiversity hundreds of km away, with only one out of five suitable species present in heavily impacted regions. Maintaining at least 30% pristine surrounding land supports conservation targets to protect about 1/3 of the land.
A recent study published in the ICES Journal of Marine Science reveals that bigeye tuna, yellowfin tuna, and swordfish source between 50-60% of their diet from the twilight zone. This suggests that any changes to the twilight zone's food web could have profound implications for these fisheries.
A new study provides insight into the American Kestrel's mysterious decline by examining juvenile survival rates, revealing high success in the first weeks outside of the nest. This breakthrough may redirect future studies to untapped areas of inquiry and inform conservation efforts.
A study tracking 89 Northern Saw Whet Owls in Western Montana reveals stopover behavior and notable individual variation, highlighting the complexity of their migrations. The research sheds new light on the migration patterns of North America's smallest owl, with implications for conservation efforts and further studies on other owl sp...
A study by Eawag and the University of Zurich found that human impacts on biodiversity are widespread and severe, with average species declines of 20% across all biogeographic regions. The composition of species communities is also shifting, with environmental pollution and habitat changes having a particularly negative impact.
A study published in Ocean and Coastal Management reveals that artisanal fishers can be almost as accurate as satellites in producing environmental data. The researchers mapped seagrass beds along the coastlines of five Greek islands, with fishermen's maps showing an average accuracy of 78%, compared to 11% more than government policies.
The new Individual-based Ecology journal publishes its first articles, offering a fresh perspective on how individual organisms and ecological systems dynamics are linked. The journal focuses on individual-based perspectives in ecology, complementing other ecological disciplines.
A new study finds that the majority of carbon dioxide absorbed by ecosystems is stored in dead plant material, soils, and sediments. This discovery suggests that terrestrial carbon stocks are more resilient and stable than previously thought, with most carbon sequestered over the last three decades stored in nonliving organic matter.
Gray seals possess the cognitive ability to perceive oxygen levels, regulating dive duration accordingly. Elevated CO2 levels do not impact dive duration, suggesting a separate mechanism for oxygen perception.
A new study reveals that Galapagos yellow warblers are changing their behavior in response to traffic noise, with those living near roads showing increased aggression. The birds adapt by adjusting the frequency of their songs to help them be heard above the noise.
Researchers developed a numerical tool to quantify sunlight intensity and its influence on plant growth, enabling accurate predictions of sunlight patterns. The model can help farmers optimize greenhouse conditions and planting schedules, leading to improved crop yields.
Researchers found evidence of biological material in desert rocks, suggesting the presence of microorganisms that can survive without light. The discovery has sparked interest in the global carbon cycle and its potential impact on climate change.
Researchers discovered that Chinese blackbirds can imitate electric moped alarms with lower frequencies and fewer notes. The team found that the males (50%) could imitate the alarms, but the mimicry sounded vivid yet possessed obvious differences from the real sounds.
A research team at Tokyo University of Science has identified two new tetranins in spider mite saliva that reduce reproduction and increase defense responses in plants. The findings have potential for organic farming techniques and more resilient crops, contributing to sustainable agriculture and enhanced food safety.
Australian scientists have discovered a 15-million-year-old freshwater fish fossil, Ferruaspis brocksi, which provides a unique glimpse into the environment and behavior of ancient species. The fossil shows preserved stomach contents, including small phantom midge larvae and a parasite attached to its tail.
The deliberate destruction of the Kakhovka Dam in Ukraine during the Russo-Ukrainian war unleashed a hidden environmental crisis, destroying ecosystems and releasing polluted sediments into downstream water systems. The study found that the collapse triggered substantial erosion, soil loss, and vegetation uprooting, driving extensive h...
A recent study reveals extensive pesticide contamination in the Upper Rhine Region, contaminating not only agricultural areas but also remote regions. The research found that pesticide mixtures spread far beyond fields, posing a risk to people's health and environment.
A new study by the University of Plymouth investigated the effect of changing global climate conditions on Christmas Island's red crab embryos. The researchers found that lower salinity levels did not delay embryonic development, but emphasized the need for further research to understand the species' response to environmental stressors.
Climate change impacts Arctic coastal ecosystems through melting glaciers, altering kelp growth and elemental composition. Kelps are highly susceptible to changes in run-off intensities, leading to increased metal concentrations and negative ecological consequences.
A new study reveals a 22% decline in US butterfly populations over 20 years, with all regions affected. The decline is driven by sharp losses in individual species, with 33% experiencing significant declines and only 3% gaining population.
The research analyzed satellite images and machine learning to detect forest loss in Ukraine during the war. The study found that Ukraine lost over 800 km² of forests in 2022 and 772 km² in 2023, mainly due to fires in war-torn regions.
The Ecological Society of America named ten outstanding graduate students with the 2025 Katherine S. McCarter Graduate Student Policy Award for their dedication to science policy and advocacy. The awardees will participate in policy, communication, and career training in Washington, D.C., and engage with lawmakers on Capitol Hill.
A new study suggests that extreme weather events are crucial to understanding phenological responses in plants and insects. The research found that disruptions to the delicate relationships between certain species, such as the yucca plant and yucca moth, can have significant consequences for survival.
A University of Michigan study found that dicamba drift reduces pollinator abundance and visits to some weeds but not others. Weeds exposed to dicamba drift have fewer pollinators near them and reduced pollinator visits. Dicamba damages plants by mimicking the hormone auxin, impacting plant growth size, flower production, and timing.
The Libroscope initiative seeks to unlock and link data from scientific literature to support understanding of biodiversity. By 2035, the power of biodiversity knowledge will be fully leveraged within an open science framework.
Researchers investigate optimal seed mixes for prairie restoration, finding that single-origin seeds may be more effective than mixed-species blends. Meanwhile, a study on wind turbines reveals their potential impact on grouse habitats, while another finds giant pandas thriving in protected areas. Beetles, meanwhile, are making wood mo...
A recent study by Indian Institute of Science found that tropical lizards, such as rock agamas, prioritize variable food sources over constant ones when hungry. This flexible approach helps them thrive in unpredictable conditions.
A recent VR study on locusts' navigation challenges classical models of collective swarming behavior, revealing internal cognitive decision-making processes. The findings suggest that locusts do not follow fixed interaction rules as previously thought, but instead respond to their sensory environment with probabilistic decision-making.
Anemonefish provide food to bubble-tip anemones through active provisioning, which increases the host's growth rate. This symbiotic behavior is crucial for the anemonefish as it benefits them by making their hosts larger.
Researchers discovered a novel spatial mechanism underlying the coexistence of tree species in forests, with mechanisms such as seed dispersal driving patterns in tropical forests and mycorrhizal fungi shaping patterns in temperate forests. This finding has implications for understanding biodiversity stability and species coexistence.
Researchers discovered that tropical riparian ecosystems recovered rapidly within two million years of the end-Permian mass extinction, indicating a faster-than-thought adaptation. This finding contradicts previous theories on ecosystem recovery and suggests that life on land may have been more resilient than previously believed.
Researchers found northern elephant seals serve as sentinels for northeast Pacific Ocean twilight zone ecosystem health, providing insights into prey dynamics and food webs. The study reveals rapid fluctuations in fish populations every three to five years, patterns impossible to measure through direct observation.
Researchers found that anthocyanin in wind-pollinated tree stigmas protects pollen germination and growth by scavenging reactive oxygen species. This adaptation helps protect exposed reproductive parts from sun damage.
The Ecological Society of America has selected four outstanding early- to mid-career Ph.D. ecologists from underrepresented groups as 2025 EEE Scholars. The scholars will receive a $5,000 award over two years to support their research and participation in ESA events.
A team of researchers from Osaka Metropolitan University observed wild medaka behavior in their river habitat, discovering that they spawn around midnight. The study also found that males exhibit two types of courtship behaviors: chasing females and a display of making quick circles in front of the opposite sex.
Research published in Nature Communications reveals that fewer forest fires are burning today than in the past, despite recent record-breaking fire years. This 'fire deficit' allows fuel to build up over time, creating conditions for more severe fires. The study highlights the importance of beneficial management fires on the landscape.
A recent study published in One Ecosystem reveals that vegetation succession occurs in solar parks, supporting a wide range of biodiversity. The research suggests that mowing alone is insufficient to manage woody plants, highlighting the need for alternative construction methods and consulting experts in dynamic vegetation processes.
A recent study reveals that smaller arable fields and organic farming are crucial for maintaining high pollinator diversity in calcareous grasslands. The research team found that these factors significantly increase the abundance of flowers, nesting sites, and various wild insect species, particularly endangered ones.
Researchers at Hiroshima University have discovered complex interactions between Pseudo-nitzschia groups and other algal species, suggesting salinity has a more significant influence than previously thought. This understanding is crucial for predicting harmful algal blooms, which cause substantial damage to the aquaculture industry.
A new study reveals that whale song can be as efficient as human communication, with 11 out of 16 species displaying Menzerath's law. Humpback whales also follow Zipf's law, exhibiting statistically coherent subsequences that conform to a power law, similar to human language.
Research on Earth's frozen places reveals severe changes due to climate change, including ice-free Arctic Oceans and quadrupled melt zones in Greenland.
The Ecological Society of America's new Open Access journal, Earth Stewardship, fosters a broad foundation for Earth stewardship through applied and theoretical research. The journal invites submissions from diverse fields and promotes inclusive research to reshape our relationship with the environment.
Research reveals that Eurasian Steppe grasslands are more susceptible to drought than North American Great Plains due to lower plant diversity. The study found a 43% reduction in annual productivity in Eurasia compared to a 25% reduction in North America under similar extreme drought conditions.
Researchers identified an unknown family of microbes uniquely adapted to tropical peatlands, with a dual role in the carbon cycle. These microbes can either stabilize or intensify climate change by releasing greenhouse gases like CO2 and methane.
A pan-European study reveals a significant imbalance in the proportions of long-styled and short-styled flowers among insect-pollinated plants. The shift towards more short-styled flowers is associated with increased summer precipitation and intensive land use, which may contribute to species extinction.
A year-long study in Antarctica found that krill's vertical migrations contribute less than 10% to deep ocean carbon sequestration, challenging conventional assumptions. The study suggests that traditional models overestimate the role of krill in carbon export, resulting in a 200% overestimation.
A new study models habitat and climate needs of over 14,234 globally distributed vertebrate species to evaluate land-based climate mitigation strategies. Reforestation offers a clear net benefit to global biodiversity by mitigating climate change and expanding habitats.
A study in San Francisco found that coyotes' diets are heavily influenced by the presence of restaurants and impervious surfaces, with consumption of rats highest near restaurants and human-sourced food prevalent in paved areas. This research highlights the adaptability of coyotes to urban environments.
Researchers conducted a survey of cyanobacteria in Kenya's Lake Victoria to understand how harmful algal blooms might evolve in Lake Erie. The study found that areas with turbidity can mask the visibility of blooms, and toxins like microcystin can cause liver damage and interact with other toxins in the human body.
A new study reveals that global land is affected by increasingly widespread and severe multiyear droughts, with temperate grasslands exhibiting significant declines in greenness. The findings suggest a need for comprehensive knowledge of these events' impacts on ecosystems and human systems.