Articles tagged with Lake 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.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
A research team from Trento and Utrecht universities found that the Earth's rotation influences Lake Garda's water movement and deep water mixing. This effect contributes to the transport of oxygen, nutrients, and substances between the surface and deep layers.
A team of researchers, led by Princeton's Rob Pringle, studied the effects of invading predators on prey species in the Bahamas. The study found that when prey can respond rapidly to the presence of a predator, predators might reduce the ability of prey species to coexist.
Hippos play a key role in transporting silicon from land to water through their faeces, influencing over 76% of the total silicon transported along the Mara River. This process is crucial for ecosystems like Lake Victoria, where a lack of silicon can lead to food shortages and ecosystem collapse.
The introduction of lake trout in Yellowstone Lake has altered the numbers, diet, and behavior of organisms from microscopic zooplankton to large animals such as bears and bald eagles. The study found that the impact of lake trout on native cutthroat trout has cascaded across the ecosystem.
A recent study highlights the crucial role of indigenous knowledge in restoring degraded ecosystems. Indigenous communities have contributed significantly to ecological restoration through traditional practices such as anthropogenic burning and rotational swidden cultivation systems, resulting in highly biodiverse ecosystems.
Researchers found that hybridization during eutrophication led to an expansion in biodiversity of the European whitefish species once the ecosystem recovered. This rapid niche expansion was made possible by genetic variation, demonstrating functional variation can quickly recover after ecosystem restoration.
Researchers discovered a diverse microbial ecosystem at Laguna La Brava, with Euryarchaeota and Crenarchaeota groups dominating the environment. The absence of cyanobacteria led the authors to suggest alternative microorganisms precipitating minerals in these extreme conditions.
Researchers found that artificial lighting near waterways attracts more flying insects and changes the predator community living beneath the lights. The study highlights the importance of considering ecological impacts when designing new lighting concepts.
The Dartmouth-led research team will explore how human population growth, climate change, and land use have affected lake water quality in the Northeast, with a focus on cyanobacterial blooms and real-time monitoring. Citizen scientists will also be involved in collecting data through the Lake Observer app.
Kodiak bears are abandoning their traditional diet of sockeye salmon due to climate change, shifting to early-arriving red elderberries. This 'prey switch' has significant implications for the island's ecosystem, potentially affecting birds that rely on salmon and altering bear demographics.
A decade-long study in Antarctica's Dry Valleys reveals that an extreme melt season triggered changes in physical and biological characteristics, including increased soil species and population increases. The findings suggest that abrupt climate events can cause long-term alterations in polar ecosystems.
Researchers propose a new approach to evaluating biodiversity, focusing on species migration and abundance within ecosystems. By analyzing these dynamics, experts can better understand ecosystem responses to environmental changes and develop more effective conservation strategies.
Researchers investigate how climate change and environmental toxins affect the world's largest freshwater lake. Studies on amphipods found that temperature increases can be catastrophic for some species, while chemical pollution can have mass impacts on individual species and ecosystems.
The study found that wildebeest carcasses play a crucial role in the ecosystem, providing food for various animals and supporting fish populations. The nutrient-rich carcasses also decompose over time, releasing phosphorus that supports algae, insects, and fish.
A team of researchers led by Alena Gsell tested four statistical indicators to predict regime shifts in lakes. While some indicators showed promise, predicting crisis points was not always successful. Collecting more frequent and advanced data could improve early warning systems for lake ecosystems.
Scientists at the University of Montana's Flathead Lake Biological Station have documented ancient methane-derived carbon in stonefly biomass across four river floodplains. The research reveals that up to 67% of the carbon in stonefly tissue came from methane, with millennial-aged and ancient carbon sources identified.
New research reveals how a single warming event in Antarctica may indicate future ecosystem changes, with cascading ecological consequences observed over the last 15 years. The study found that massive flooding caused by melting glaciers led to dramatic changes in the environment, including erosion of streams and lake levels rising.
Researchers discovered 'ecosystem canaries' can provide early warning signs of large, potentially catastrophic, changes in ecosystems. These species often vanish first from a stressed ecosystem, serving as an indicator of an approaching tipping point.
Intense fishing changes fish characteristics, passed down to future generations, causing population fluctuations and destabilizing the ecosystem. The study simulates these effects in Lake Constance, highlighting the importance of considering the entire ecosystem when evaluating fishing impacts.
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.
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.
The NSF's Opportunities for Promoting Understanding through Synthesis (OPUS) program has awarded $1.5 million in new grants to researchers exploring complex topics like the Amazon ecosystem and mosquito diseases. These projects integrate insights from multiple studies to foster new knowledge and research directions.
A fossilized owl pellet study reveals that the small mammal community was stable and resilient around 13,000 years ago, but human-caused changes since the late 1800s have caused a massive drop in biomass and energy flow, indicating a loss of natural resilience
The round goby's rapid colonization of the upper Danube has led to a decline in native fish species such as barbel and European chub. The species' adaptability and dominance of food webs have resulted in a 'novel ecosystem,' with previously unknown combinations of species.
Researchers at TUM developed a new method to monitor large plant populations in lakes using aerial images. They created a digital library of plant spectral characteristics to evaluate the images, factoring out image errors and providing early detection of ecosystem risks.
Researchers used pitcher plants to identify signs of ecosystem trouble, finding that nutrient overloads can trigger drastic changes. The study discovered a reliable way to create tipping points and aims to identify early warning signals.
Researchers at the University of Southampton have developed a method to predict environmental collapse by identifying 'flickering' signs in ecosystems, which may also warn of crises in agriculture and social systems.
The Cary Institute of Ecosystem Studies has received a major grant to develop an innovative graduate training program in freshwater ecology, focusing on lake conservation and sustainability. The GLEON Graduate Fellows Program will train the next generation of scientists in leadership, research, and communication skills.
A new report proposes science-based strategies to monitor and set limits for air pollution, aiming to protect and restore U.S. ecosystem health. The authors review current pollution evaluation criteria and propose critical loads of pollutants to design policy and manage ecosystems.
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.
Scientists at the University of Wisconsin-Madison have detected an unmistakable warning sign of an impending ecological catastrophe in a remote Wisconsin lake. The team, led by ecologist Stephen Carpenter, monitored vital signs across three years and found subtle changes in the system's natural patterns of variability, indicating a reg...
Researchers detected a warning signal of impending ecosystem collapse in a Wisconsin lake by monitoring its complex signals and biological community changes. The study provides evidence that radical change can be foreseen, potentially preventing ecological catastrophe.
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 new study reveals that the slightest environmental perturbation can tip an ecosystem's balance, with unpredictable and irreversible consequences. Icelandic midges provide a unique model to assess these dynamics, highlighting the fragility of ecosystems and the importance of understanding their responses to human-induced changes.
Scientists discover that community assembly history influences productivity-biodiversity relationships in natural ecosystems. Experimental study with microorganisms reveals that the sequence of species arrival affects these relationships, which is a key factor in understanding diversity patterns.
Researchers have discovered that the history of community assembly is a key predictor of future biodiversity and ecosystem productivity. The study used microorganisms to manipulate productivity and found that the sequence of species arrival from a regional pool of colonists had a large effect on the productivity-diversity relationship.
Scientists uncover a unique ecosystem in Lake Vida, with ancient organic material and sediment, and a liquid zone beneath the ice. The discovery provides insights into the evolution of life on Earth and potentially offers clues to finding signs of ancient Martian microbial life.
Scientists have found that gradual changes in ecosystems can lead to catastrophic collapse, as even small disturbances can trigger irreversible shifts. This is evident in various ecosystems around the world, including coral reefs and forests.
A study on Isle Royale National Park found that wolves' increased hunting efficiency in snowy winters led to a decline in moose populations, reducing browsing pressure on balsam fir saplings. This cascade of ecological responses highlights the potential impact of apex predators' behavioral adaptations to climate change.