The US seafood industry experienced a significant decline in catches, imports, and exports during the pandemic. Small-scale fisheries were more affected than large-scale production systems, highlighting the need for targeted federal support to preserve local operations and promote resilience.
Researchers studied fruit fly ovaries to understand cellular motion, discovering that tissue geometry creates a path of least resistance. The team found that cells choose central paths despite multiple side paths available, and this choice is influenced by the physical space, not just chemical signals.
Researchers at UC Santa Barbara have developed a new approach to boost NMR signal detection in previously 'invisible' regions. By using dynamic nuclear polarization with transition metal vanadium, they have created hyperfine DNP spectroscopy, which offers a broader frequency range and can analyze local chemistry around transition metals.
Researchers have identified two key factors involved in cellular recovery from extreme stress, which may provide new strategies for treating cancers. The study reveals that apoptosis is a more nuanced process than previously known, and sometimes cells survive the executioner caspase via anastasis.
Research by Ashley Larsen and Frederik Noack found that less diverse croplands lead to greater variability in pesticide use, while more diverse landscapes reduce pesticide application. The study suggests strategies for increasing food production while minimizing environmental impact.
Agricultural emissions alone could exceed the 1.5°C limit by 2050 if left unchecked, according to Tilman. Reducing food production emissions is crucial to keeping the planet livable in its current state, with strategies including more plant-rich diets and easing fertilizer use.
A study on the eradication of black rats from Palmyra Atoll found a 14-fold increase in seedling biomass, mostly composed of juvenile coconut palms. The removal of rats allowed native species to thrive, but also led to an invasion of coconut palms, which can alter island ecology and deprive native birds of nutrients.
Researchers found that small loans during the lean season led to higher quality of life, increased agricultural output, and greater wages. The study's results validated the importance of seasonal variability to rural farmers' livelihoods, highlighting the need for economic interventions that account for this factor.
UC Santa Barbara researchers develop a method to increase both affinity and cooperativity in aptamer-based biosensors, allowing for fine-tuned regulation of receptor properties. This approach enables precision biosensing applications, such as detecting low concentrations of target molecules like chemotherapy drugs.
Researchers have found a significant decline in average body temperature among healthy adults worldwide, with a drop of 0.09°F per year over the past two decades. The study, conducted in Bolivia and the US, suggests that improved hygiene, clean water, vaccinations, and medical treatment may be contributing factors.
A new model forecasts that strategically placing marine protected areas can improve fish populations and increase local catch. The research suggests that protecting an additional 5% of the ocean could boost future catches by 9-12 million metric tons.
A new analysis reveals that improving healthcare in rural Indonesia reduced incentives for illegal logging, resulting in a 70% decline in deforestation and over $65 million worth of avoided carbon emissions. The innovative clinic model provides a blueprint for preserving biodiversity while reducing poverty and illness.
Researchers at UCSB have developed a low-energy, one-pot catalytic method to upcycle polyethylene plastic into high-value alkylaromatic molecules. This process creates valuable molecules from waste plastic, making recycling more practical and environmentally beneficial.
UC Santa Barbara researchers modeled the spread of SARS-CoV-2 in different temperatures and relative humidities. They found that respiratory droplets can travel longer distances than recommended social distancing guidelines, especially in cooler environments. The study suggests aerosol transmission may be more significant in summer, re...
Researchers found that repeated droughts generally increase a forest's detrimental effects, making trees more vulnerable to stress. Conifers are particularly affected due to their vascular systems, which sustain more damage in initial droughts and hinder recovery.
A study suggests that reducing indirect greenhouse gas emissions from UC campus food systems can be achieved through a shift towards more plant-based options. The researchers found that changing the food system could reduce emissions by 42-55% and align with the system's carbon neutrality goals.
Researchers have developed a way to predict the properties of multiprincipal element alloys (MPEAs), which exhibit unique combinations of strength, ductility, and damage tolerance. The team used electron microscopy and atomistic simulations to unveil the mechanistic origins of desirable properties in MPEAs.
Researchers have discovered that rivers will jump course more often on deltas than in the past, with avulsions occurring up to 20 times farther upstream. The combination of sea level rise, increased floods, and finer sediment size enables these destructive events to occur ever farther inland.
A team of researchers has applied their model to the emergence of Southeast Asia, finding that volcanic rock provinces in the tropics are a major factor in determining CO2 levels. This discovery sheds light on our current climate crisis and provides insights into how geological processes can help mitigate its effects.
Researchers construct a composite measure of physiological dysregulation among human populations and compare it to other primates. Despite differing lifestyles, Tsimane adults show marginally higher rates of increase in physiological dysregulation, but still lower rates compared to urban populations.
Researchers investigating BCG vaccination's potential COVID-19 protection find no correlation between infancy vaccination and reduced pandemic cases. Instead, they suggest other factors like public health agency strength or risk aversion may play a role.
Researchers estimate 5.6 million metric tonnes of synthetic microfibers emitted from apparel washing between 1950 and 2016, with half generated in the last decade alone. The fibers accumulate in wastewater treatment sludge, posing a terrestrial pollution issue.
Researchers use Poincaré sections to simplify chaotic behavior, revealing underlying symmetry and structure. This insight enables a deeper understanding of quantum chaos and potential links between classical and quantum physics.
Scientists have created a model that replicates the progression of age-related macular degeneration (AMD), a disease with no current treatment. By understanding how RPE cells respond to stress and changes in gene expression, researchers can now test potential therapeutics for dry AMD.
A multinational study has overturned a 130-year old assumption about seawater chemistry, finding that the ratios of key elements like calcium, magnesium and strontium vary considerably across the ocean. This discovery challenges past hypotheses and models, requiring scientists to re-examine their understanding of ocean chemistry.
Researchers propose moving workloads to different regions to reduce excess renewable energy generation, saving companies money and reducing greenhouse gas emissions. The plan could absorb up to 62% of curtailed electricity capacity in California, equivalent to 100,000 households' annual energy consumption.
A study by UC Santa Barbara researchers found that a disordered protein exhibits slow relaxations, defying expectations, and 'remembers' its previous stretching. This behavior is similar to glassy materials like memory foam and crumpled paper.
Researchers at UC Santa Barbara have identified a gene critical to the development of columbines' iconic spurs, which has led to rapid expansion in the genus. The discovery provides new insights into how key innovations evolve and could shed light on the genetic changes underlying this trait.
Sustainably managing the ocean could increase food production by an outsize proportion relative to land-based food, nourishing the growing human population. Researchers estimate a roughly 16% increase in wild-caught seafood by 2050 if fisheries are sustainably managed.
A recent study suggests that remote work can be beneficial for postdoctoral researchers, enabling them to overcome financial and family constraints. By leveraging digital tools and establishing transparent communication channels, remote research can facilitate collaboration, reduce stress, and promote productivity. This shift in perspe...
The study found that the Pacific Island Countries (PICTs) are vulnerable to food insecurity due to their reliance on global supply chains. However, researchers suggest that bolstering local production and intraregional trade can strengthen the food system and protect against malnutrition. The PICTs have the potential to rely on traditi...
Researchers develop a One Health framework to improve sustainability in the rapidly growing aquaculture industry, which now accounts for half of global seafood consumption. The strategy emphasizes metrics such as access to nutritious food, employment quality, and ecosystem health.
Researchers Xifeng Yan and Yu-Xiang Wang developed a deep learning tool to forecast COVID-19 trends by community. The model, called Transformer, uses attention mechanisms and U.S. Census data to provide hyper-local forecasts with high accuracy.
A team of researchers from UC Santa Barbara and LMU found that enzymes can cause liquid droplets formed from DNA to bubble unexpectedly. The bubbles occur when the enzyme penetrates inside the droplet, leading to an osmotic effect that causes water to be drawn in, resulting in a swelling phenomenon.
A global survey of 371 coral reefs found that reef sharks are virtually absent from many ecosystems due to overfishing and destructive fishing practices. However, countries with strong governance and conservation efforts, such as Australia and the Bahamas, show promising results.
A team of researchers has identified a cellular mechanism that inhibits the signal to proliferate and starves malignant cells, leading to their death. The study uses a sea sponge-derived molecule XeB to block calcium ion transport, impacting cancer cell metabolism and leading to high cell death rates.
Scientists have discovered three ways that deltas can respond to sea level rise, depending on the balance between sediment supply and rate of sea-level change. This understanding has significant implications for climate change and human interference, with potential impacts on river ecosystems and societal stability.
Researchers found that negative stereotype exposure leads to altered brain activity in the nucleus accumbens, affecting anticipation of rewards and punishments. This study sheds light on the psychological fatigue and stress associated with stigmatization, which can contribute to depression and other mental health issues.
The discovery of Po?niua??ena, the second-most distant quasar, sheds light on the formation of massive black holes and galaxies in the young universe. The quasar's existence challenges current theories, requiring a new mechanism to explain its massive size formed so early in the universe's history.
A team of researchers from UC Santa Barbara, Caltech, and EPFL has developed a new technology that simplifies and condenses complex optical systems onto a single silicon photonic chip. This breakthrough allows for easy integration with traditional silicon chip production, significantly reducing cost and improving performance.
Research reveals that ordinary river deposits dominate the stratigraphic record due to hierarchical organization in river dynamics. This understanding solves a long-standing enigma in geology and has implications for modern river systems affected by climate change and sea level rise.
A new study by UC Santa Barbara researcher Douglas J. Kennett and collaborators found that maize had become a staple grain in the Americas 4,700 years ago, exceeding what is considered a staple grain. By 4,000 years ago, maize was persistently used as a staple, continuing through the Classic Maya period until today.
Researchers at UC Santa Barbara developed a new approach to design LEDs that can extract and direct photons with high efficiency. By using metasurface concepts, they were able to confine electrons and holes in gallium nitride nanorods, allowing more light to escape the semiconductor structure.
Researchers found that removing just the top 26 meters of a platform results in an average loss of only 10% of fish biomass, while completely removing it leads to a 95% reduction. Partial removal supports significantly more fish biomass than complete removal.
Novel feeds made from microalgae, insect protein and oils could partially substitute fishmeal and oil in aquaculture feeds without negative impacts on efficiency or omega-3 profiles. This study predicts future aquaculture production growth between 37-98% depending on consumer preferences.
A new study published in Environmental Research Letters reveals that a small percentage of industrial facilities are responsible for the majority of toxic pollution year after year. The researchers analyzed data from over 25,000 facilities across 322 manufacturing industries and found that only 1,116 can be characterized as 'super poll...
A team of anthropologists, physicians, and tribal leaders developed a strategy to manage COVID-19 among the Tsimane indigenous population in Bolivia. The plan aims to provide a general template for other indigenous groups, promoting collaboration and minimizing harm due to the pandemic.
A team of UC Santa Barbara researchers proposes a technique called SPARC to manipulate certain parameters in a mathematical gut microbiome model toward a target composition. This approach offers a systematic understanding of how environmental factors and species interactions can be controlled to achieve a stable gut microbiome.
Francis Macdonald and colleagues used thermochronology to track rock movement, finding evidence that supercontinent processes drove erosion between 1,000 and 720 million years ago
Researchers found that cool temperatures reduce the appeal of sweetness by activating other sensory cells via protein rhodopsin 6, which is typically associated with light detection. This suppresses communication between sweet-sensing taste neurons and the brain, leading to reduced feeding behavior in fruit flies.