Articles tagged with Nutrients
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Hayat Ullah, an AIT graduate student, received the IPNI Scholar Award for his research on nutrient management strategies for rice cultivation. The award recognizes his efforts to promote food security and safety in Asia.
A recent study by the GEOMAR Helmholtz Centre for Ocean Research Kiel found that glacier depth has a significant impact on plankton blooms off Greenland. The team discovered that as glaciers retreat, summer plankton blooms decrease due to reduced nutrient input from meltwater.
A study found that tropical tree species have distinct nutrient-capture strategies, with some producing more phosphatase in poor soils. The research highlights the importance of biodiversity for successful reforestation projects and suggests that applying basic biological processes can maximize carbon capture.
A new study reveals that clothing, furniture, and other non-food products are significant contributors to ocean and freshwater pollution. The researchers used a modeling tool to calculate country-specific 'eutrophication footprints', which show that the EU's non-food consumption primarily generates pollution in other regions.
A new study reveals that ancient communities in the Amazon used intensive farming methods to expand crop production without depleting soil nutrients. This approach, known as polyculture agroforestry, has left a lasting impact on modern forest ecosystems.
E. coli bacteria adapt to limited nutrients by building up protein-production infrastructure, indicating an 'optimism' for future abundance. The cells optimize resource usage, producing more assembly lines under carbon limitation, but using fewer under phosphorus limitation.
Researchers created a mathematical model to understand microbial community stability, diversity, and reproducibility. They found that cross-feeding processes and nutrient consumption levels contribute to the emergence of multiple levels of consumption, promoting higher diversity and stability.
A new study by Finnish and German researchers found that oxygen loss in the Baltic Sea's coastal areas is 'unprecedentedly severe' over the past century. Human-induced pollution from fertilizers, sewage, and agricultural runoff is the main driver of this issue.
Researchers found that lawns in Salt Lake Valley up to 100 years old show no signs of being saturated with fertilizer nutrient nitrogen, contradicting previous studies. The study suggests that natural processes may account for the unusual pattern, including storage in the soil and losses through groundwater leaching.
Scientists found that late-season replenishment of oxygen allows the Bay to clean itself, leading to smaller and shorter-lived dead zones. This natural response suggests progress in reducing eutrophication and improving water quality.
A new study found that combining nanomaterials with nutrient runoff from fertilized cropland can intensify harmful algal blooms in wetlands. The nanoparticles accelerated the growth of algae, reducing dissolved oxygen levels and creating toxic conditions for aquatic organisms.
Researchers found that early ocean organisms grew tall to disperse their offspring and colonize their surroundings. The study suggests that reproduction was the main reason life on Earth got big during the Ediacaran period.
Researchers have identified a potentially new approach to treating lethal fungal infections by starving the fungi of essential nutrients. The team found that blocking the phosphate starvation response prevents the spread of infection in mice, offering a novel treatment avenue for patients with weakened immune systems.
Researchers found that golden snub-nosed monkeys increase their energy intake from fats and carbs in winter to counteract elevated thermoregulatory costs. This adjustment enables the monkeys to balance their macronutrient content and meet specific nutritional needs, suggesting a key adaptation for survival in cold environments.
A recent study by researchers from the University of Hawaii at Manoa found that nutrient pollution accelerates ocean acidification's negative impacts on coral reefs. This increases calcification rates, disrupts natural chemical dynamics, and promotes seaweed growth over corals.
A study of ancient rat remains from Polynesia finds that isotopic trends reflect resource depression and reshaping of nutrient flows by early human settlers. The declines may be due to changes in food sources, such as a shift from slash-and-burn agriculture to agroforestry and nearshore fishing.
Researchers found that honey bees shift their nutrient intake according to the season, increasing calcium consumption in the fall and seeking high-potassium sources. This adaptation helps prepare the bees for colder months when they need these minerals to generate warmth.
A comprehensive review of scientific evidence over 27 years concludes that cow's milk and dairy products do not promote childhood obesity. The study analyzed data from 95 trials involving 203,269 individuals and found no association between milk and dairy consumption and body fatness in children.
Researchers at Bar-Ilan University found that even highly resilient coral reefs can be compromised by local disturbances like excess nutrients and sewage. The study's results suggest that removing these pollutants is crucial to securing the world's most valuable ecosystems.
Genetically modified pigs have been shown to digest key nutrients in their feed, reducing environmental impact. The study found that these pigs can absorb more nitrogen and phosphorus from their grains, lowering emissions and improving feed efficiency.
Researchers discovered that plant-fungal relationships can break down due to the emergence of more efficient nutrient sources. Plants often replace fungi with other cooperative partners or evolve new strategies, such as becoming carnivorous plants to obtain essential nutrients.
A recent study found significant differences in nutrient levels and species composition between Devils Hole and a constructed scale replica at the Ash Meadows Fish Conservation Facility. The findings suggest that modifications to the refuge's operation could improve the prospects for continued survival of the critically endangered Devi...
A study published in Frontiers in Psychology found that consuming raw fruit and vegetables is associated with lower levels of mental illness symptomology and improved psychological wellbeing. The top 10 raw foods related to better mental health include carrots, bananas, apples, and dark leafy greens.
Research from the University of Illinois found that wheat middlings and red dog, two co-product feed ingredients for livestock, have different nutrient compositions. Red dog showed higher energy and nutrient digestibility compared to wheat middlings due to its particle size and starch content.
Scientists have discovered higher levels of humanin in placentas of women who gave birth to underweight infants. This protein may play a role in protecting the fetus during placental failure. The study highlights the importance of understanding the causes of low birthweight and its potential impact on adult health.
Researchers found that antibiotic use decreases native gut bacteria's ability to compete with C. difficile for nutrients like proline, creating a fertile environment for the bacterium's growth and colonization. This discovery could lead to the development of probiotics and targeted therapies to prevent C. difficile infections.
A recent study found that high levels of submarine groundwater discharge (SGD) can harm coral reefs by causing stress and accelerating bioerosion. However, when SGD is at low levels, corals can actually thrive on the reef, suggesting a potential solution to mitigate reef degradation in urban areas like Maunalua Bay.
Researchers at Tufts University created a genetically modified yeast that can efficiently consume xylose, enabling faster growth and higher cell densities. The new synthetic regulon, dubbed XYL, preserved a natural interaction between feeding and survival genes, leading to improved survival of the xylose-eating yeast organism.
Researchers at Tufts University developed miniaturized sensors that can detect nutrients, chemicals and physiological states, offering a non-invasive way to monitor dietary intake. The sensors, with a footprint of 2mm x 2mm, transmit data wirelessly in response to radiofrequency signals.
The non-photosynthesizing orchid Gastrodia pubilabiata mimics rotting mushrooms to attract fruit flies for pollination. It also survives by absorbing nutrients from fungal hyphae of mushrooms. This unique trait allows the plant to thrive in environments with limited sunlight.
A study by University of Kansas researchers found that pregnant women consuming a DHA supplement had children with higher fat-free body mass at age 5. The study suggests that improving maternal DHA nutrition has a favorable programming effect on the fetus, influencing body composition in early childhood.
A new modeling study predicts that climate change will dramatically reduce global fishery yields, with declines of up to 20% globally and 60% in the North Atlantic by 2300. The study attributes these declines to a lack of ocean mixing, which would drive a decline in fish populations near the surface.
A new study predicts that global fisheries will be 20% less productive in 2300, with the North Atlantic and western Pacific experiencing significant declines. Climate change is expected to alter wind patterns, boost ocean temperatures, and melt sea ice, leading to a reduction in phytoplankton growth and nutrient transfer.
A new study analyzing the impact of long-term nutrient reductions reveals a four-fold increase in Submerged Aquatic Vegetation (SAV) abundance in the Chesapeake Bay. This unprecedented event suggests that conservation efforts, including EPA's Total Maximum Daily Load (TMDL), are supporting ecosystem recovery.
Researchers found that cover crops like hairy vetch and cereal rye have different nitrogen release dynamics. Hairy vetch released almost three times as much nitrogen compared to cereal rye, while cereal rye released nitrogen slowly over multiple weeks.
Researchers have discovered a new role for large-scale fires and high nitrogen deposition in the ecology and biogeochemistry of Central African forests. The findings suggest that massive tracts of biomass from savannas are swept up into the atmosphere and deposited on the forests, stimulating growth in certain species.
Researchers review hypothetical uses of biosurfactants, safe and affordable molecules that can produce effective detergents at low temperatures. They have potential applications in industries such as biodiesel production and natural gas harvesting from ice crystals.
A Hong Kong Baptist University study found that skin squames from humans contribute to odors in air-conditioning systems by providing a food source for bacteria. The researchers recommend installing filters to capture skin squames, which can help mitigate odor problems.
Scientists at Swansea University are developing a circular economy solution using algae to clean up waste nutrients from food and farm waste. The ALG-AD project aims to cultivate algal biomass for animal feed and other products, reducing pollution and promoting sustainable agriculture.
Shallow lakes in agricultural landscapes will emit significantly greater amounts of methane due to the combination of warming and nutrient enrichment. Methane ebullition increases by up to 17-fold with high nutrient levels, highlighting the need for managing agricultural landscapes to minimize this potent greenhouse gas emission.
A new study examines nutrient loss reduction strategies from three upper Midwestern states and finds promise in certain practices like cover crops and bioreactors. The researchers also assess the trackability and stackability of these practices, which will aid decision makers in choosing specific conservation practices to adopt or avoid.
A new study found that taking a specially prepared blend of minerals and nutrients can significantly improve women's running performance. Women who took the supplement saw their 3-mile run times drop from 26.5 to 25.6 minutes, with improvements also seen in stationary bike distance covered and steps taken.
Researchers at Binghamton University have developed a self-healing fungi concrete that can repair cracks in aging concrete permanently. The fungus, Trichoderma reesei, is mixed with concrete and germinates when water and oxygen enter the crack, producing calcium carbonate to heal the damage.
A new tool is being developed to fight global algal blooms by identifying resilient landscapes for farming. Researchers found that sampling headwaters allows for improved water quality and food production while minimizing toxic residue in waterways.
A new international study found that plankton's body size and ocean currents are crucial in determining their dispersal in the ocean. The larger the plankton, the smaller the connection between distant communities. Climate change is rapidly warming marine waters, making it essential to understand how this affects biological communities.
Scientists warn that the world needs to address climate change and nutrient pollution to halt the decline of ocean oxygen. Low oxygen levels can stunt growth, hinder reproduction, and lead to disease or death in animals, while also triggering toxic chemical releases.
A recent study found that global coral bleaching events have increased in frequency and severity over the past four decades. Severe bleaching episodes are now more common than ever, affecting over 30% of cases, with the risk of such events rising by approximately 4% annually since 1980.
Using streams as sensors near headwaters can help diagnose a watershed's sensitivity to changes in land use practices. By analyzing the chemistry of small streams, researchers can identify areas that can be sustainably developed for food production and target restoration efforts.
Researchers have identified a common phospholipid pathway in plants and parasites, including malaria-causing Plasmodium. This discovery may lead to the development of new therapies for parasitic infections. The study also revealed that plant enzymes with similar structures can play different roles in the plant.
Researchers found that most dog treats contain undefined ingredients, including sugars, and often exceed the recommended daily energy allowance. Treat labels should be more explicit and provide detailed information on ingredients and energy content to prevent obesity and related health issues.
A 1996 paper by Robert Howarth and John A. Downing quantified the relationship between human activities and nitrogen entering coastal oceans, identifying fertilizer and atmospheric deposition as key contributors. The study's findings have had long-lasting relevance, driving future research directions in nitrogen biogeochemical cycling.
Researchers developed a model that explains how bacteria adapt to environmental changes, such as temperature and nutrient availability. The study found that the adaptation mechanism is based on a global strategy for redistributing resources, which allows bacteria to survive in fluctuating environments.
A new study by Yale University researchers found that human waste is a significant source of nutrients in suburban ponds. The study analyzed the nitrogen stable isotope composition of different pond organisms and discovered that many received up to 70% of their nitrogen from septic wastewater.
Researchers found that limiting a nutrient used by malaria parasites can prevent the emergence of drug-resistant strains. This ecological approach shows promise for controlling drug resistance in infections like tuberculosis and malaria.
Researchers found that windborne dust provides a significant source of nutrients for plants in mountain ecosystems, even when nutrient supply from bedrock is substantial. The study's results have implications for understanding the global influence of regional processes and the Earth's balance.
Researchers found that dust-derived nutrients can be vital to mountain ecosystems, even when nutrient supply from bedrock is substantial. This phenomenon is not limited to the Sierra Nevada and has been observed worldwide.
Researchers found that ribbed mussels were effective at removing nitrogen and other excess nutrients from the Bronx River, with an estimated 138 pounds of nitrogen removed. The study suggests that mussel farming could be a viable tool for improving water quality in urban estuaries.
A new study proposes swapping crop distributions on existing farmland to meet growing food demand and reduce water stress, resulting in a 10% increase in calorie production and 19% more protein. The proposed changes would generate substantial water savings for 42 countries, including Australia, India, and South Africa.
The NEWgenerator generates nutrients, energy and water from wastewater, providing a sustainable solution for urban settlements. The system can generate up to 1,000 users' worth of clean water, energy and fertilizer, reducing strain on sewer systems.
Researchers found that over broad regions of the South Atlantic, a combination of two or three nutrients was needed to stimulate phytoplankton growth. This study provides experimental evidence for widespread nutrient co-limitation, which has implications for global ocean models and predictions about nutrient limitation.