Articles tagged with Global Food Security
The AAAS Annual Meeting will take place in-person in Boston from February 13-15. The event features a range of press events, including a Science Trends Media Briefing and a Press Lunch with Experts, offering opportunities for journalists to engage with science professionals and stay up-to-date on the latest news and trends.
A new study reveals significant declines in West African coastal fish stocks, with key local species experiencing reduced catches and smaller fish sizes. Local knowledge from fishermen and fishmongers highlights the impact of semi-industrial fishing practices on marine ecosystems.
Induced resistance, a plant-based approach, prepares plants to fight pests and disease by activating their immune systems. This holistic strategy combines multiple methods for tailored protection, enhancing abilities beyond just one defense mechanism.
Researchers at the University of Bath will investigate the micro politics of famine in South Sudan and Somalia using £1.25 million ERC funding. The team aims to deliver a new theory on famine politics, prioritizing community perspectives and social realities.
A human rights-based approach to coral reef protection could ensure governments are held accountable for safeguarding marine ecosystems. An estimated one billion people rely on healthy coral reefs globally for food security and income, highlighting the catastrophic impact of their loss on human health and economic wellbeing.
Researchers found that new wheat cultivars achieve 16% higher yields under current climate conditions, but overall nitrogen needs will increase with global warming. The team recommends a systemic approach to food security, combining agricultural science, environmental aspects, and policy makers.
Researchers found that certain C4 crops can control water loss through non-stomatal mechanisms, allowing them to absorb carbon dioxide despite raised temperatures and increased atmospheric demand. This discovery has significant implications for improving water-use efficiency in these crops.
Researchers discovered that disrupting plant microbiomes can compromise a plant's immune system, leading to autoimmunity. Prebiotics could potentially support or reset the microbiome to maintain balance, reducing losses in food crops.
A new study found that climate change is shifting the regions suitable for growing crops, putting pressure on timber production. As the land needed for producing vital resources becomes scarce, researchers warn of a looming issue that could lead to increased competition and conflict between agriculture and forestry.
A new study found significant intake inadequacies for nearly all evaluated micronutrients, with iodine and vitamin E deficiencies being the most prevalent. The researchers estimated inadequate intakes were higher for women than men in some countries, highlighting a need for targeted dietary interventions.
Researchers at Osaka Metropolitan University have developed polyethylene rafts that are about five times more durable than traditional bamboo rafts used in oyster farming. The new rafts are designed to be affordable and can withstand harsh weather conditions, reducing damage from typhoons.
Scientists developed a framework that aligns satellite data with rice growth stages to boost paddy rice mapping accuracy. The new approach improved accuracy by 6.44-16.10% and provided insights into critical factors influencing rice phenology and spatial distribution.
Researchers warn that animals we eat could be the gateway for a pandemic in the form of antimicrobial resistance. The World Health Organization estimates up to 10 million deaths by 2050 from drug-resistant diseases.
Researchers found that adopting plant-based diets could reduce greenhouse gas emissions from food supply chains by 17%, saving 32.4% of global dietary emissions. This would balance the increase in emissions from under-consumed populations moving towards healthier diets.
The study finds that agricultural expansion could lead to a 26% decline in biodiversity and emit almost half of current annual global CO2 emissions. Conservation policies can also have economic benefits, with minimal impact on GDP and reduced greenhouse gas emissions.
A new study by the Complexity Science Hub estimates that the ongoing war in Ukraine could lead to up to 180,000 additional cases of type 2 diabetes worldwide due to supply chain disruptions and food shortages. Malnutrition during early pregnancy is also linked to increased risk of developing diabetes later in life.
Researchers from University of Illinois and National Research Foundation are developing precision fermentation technology to convert sugars and inedible crop parts into nutritious food molecules. The project aims to improve food supply chain resilience, reduce environmental impacts, and address global micronutrient deficiencies.
A new study emphasizes the need to balance water conservation with food security, finding that ending groundwater depletion would lead to significant declines in food production, particularly for rice and wheat. The study warns that such efforts could push up international prices, making food less affordable for the poor.
A Virginia Tech researcher is helping implement the Food is Medicine concept across the US. Her studies found that electronic medical record functionality, provider support, and leadership alignment are key factors for successful implementation of these programs. The research team developed an implementation checklist to support health...
Scientists at Boyce Thompson Institute have developed a method to enhance Rubisco production in maize, increasing carbon assimilation and boosting plant height. The transgenic plants also showed improved resilience to chilling stress, maintaining higher photosynthetic rates during cold exposure.
A new study reveals that switching to environmentally friendly food alternatives can significantly reduce greenhouse gas emissions from household groceries. The analysis found that making like-for-like product swaps within sub-categories of foods could lead to emission reductions of up to 26% or 71%.
A new tool identifies toxic metals in mineral phosphate fertilizers worldwide, with higher levels found in US and Middle East fertilizers compared to China and India. Researchers use strontium isotopes to detect fertilizer impacts on soil and water resources.
A new food systems perspective study from the University of Washington shows that pork meat is a high-quality protein source, affordable, and associated with lower greenhouse gas emissions. The study highlights the importance of separating pork from other red meats in nutrition and epidemiology research.
SMART researchers develop a nanosensor that selectively detects salicylic acid in live plants, vital for stress response. The sensor combines sensors for H₂O₂ and salicylic acid, enabling simultaneous monitoring of plant hormones and aiding in early diagnoses to improve crop resilience.
Researchers from NTU Singapore have created a method to extract over 80% of the available protein in grain leftovers from brewing beer, commonly known as brewers' spent grain. The extracted proteins could be used commercially to enrich human diets and cosmetic products, providing an eco-friendly alternative to conventional ingredients.
Kiruba Krishnaswamy's project aims to tackle hidden hunger by developing a circular, culturally appropriate food system model. The research focuses on micronutrients and community-based solutions to address malnutrition and obesity, with the ultimate goal of reducing chronic hunger.
Island nations like New Zealand could reduce dependence on imported fuels by producing biofuel from locally grown crops like canola. This would ensure a supply for the country's bare minimum agricultural liquid fuel needs, even in the event of a major disruption.
Researchers at Hebrew University of Jerusalem introduced a non-invasive technique for evaluating chickpea water status, offering farmers a powerful tool to fine-tune irrigation schedules. The method amplifies both crop yields and water efficiency, resonating with global food security efforts.
A study published in Nature Food reveals that optimized phosphorus use can extend its stock for up to 531 years, reducing the demand by 3,000 kt annually. Currently, around 30-40% of farm soils have over-applications, mainly due to European and North American countries.
A new study from the US-Tanzania exchange program identifies knowledge gaps about micronutrient deficiencies in Tanzania and recommends education about zinc deficiency. The research also explores the effectiveness of biofortified foods in reducing micronutrient malnutrition, particularly among children.
A new study at McGill University suggests that international food assistance systems are not designed to eradicate hunger by 2030. The authors argue that a paradigm shift is needed in the existing systems, prioritizing a human-rights based approach over the dominant discourse on trade regimes.
A new study found that potassium deficiency is a significant threat to global food security, affecting 20% of agricultural soils worldwide. The researchers recommend six policies and practices to mitigate the issue, including better management of soil potassium and intergovernmental coordination.
Researchers found that households with high seafood consumption rely on home production, bartering, and social networks to acquire seafood. Market access is key, but promoting social networks through cooperatives or fisher groups could reinforce healthy seafood diets.
A study by researchers at the University of Sydney and Stockholm University found that centralized social networks can lead to a culture of homogeneity, where innovative voices are crowded out and traditionalist practices prevail. This can have significant consequences for the environment and global food security.
A recent study reveals that groundwater reserves around the world are being depleted at an unprecedented pace, with the water level in most aquifers falling drastically since 1980. The effects are particularly pronounced in arid regions, where agriculture and climate change exacerbate the crisis.
A study published on Nature Food highlights the potential of using by-products in animal diets to save land and water resources. The research suggests that substituting energy-intensive crops with agricultural by-products could reduce competition for natural resources and improve food security.
Research reveals that aquifer depletion can curb crop yields even when it appears saturated enough to continue meeting irrigation demands. As groundwater dwindles, agricultural losses escalate, especially for corn and soybean yields.
A new study proposes a framework for scaling up urban agriculture to leverage transformative food systems change, advance social-ecological resilience, and improve sustainability. The research highlights the potential benefits of urban agriculture, including decentralizing food supplies and mitigating environmental footprints.
Researchers at UH are expanding research knowledge and building a new curriculum for students to address climate change impacts on food crops. They aim to improve plant growth and build resistance against extreme weather events, such as droughts and heat waves.
Linköping University scientists create an electrically conductive substrate, eSoil, which enhances crop growth by up to 50% in just 15 days. This innovation enables efficient water and nutrient management, making it suitable for urban environments and areas with limited arable land.
The ILSI 2024 Annual Meeting will feature scientific presentations, professional development, and networking opportunities focused on innovations for safe, nutritious, and sustainable food manufacturing systems. Press registration is now available for media outlets covering the event.
A global study reveals that farmworkers in major crop regions are facing increasing exposure to extreme heat and humidity, which can impair their ability to function. The most affected crops are rice and maize, with nearly half of the world's rice cropland already experiencing extreme conditions during the planting and harvest seasons.
Researchers estimate that halving Europe's food loss and waste can save 51 million tonnes CO2 equivalents, 6% agricultural land use, and 7% water consumption. Monitoring and reporting of food loss and waste is crucial for policy intervention to prevent food loss and waste.
A team of animal scientists has developed a new breed of cow that can produce up to 20 times the milk of indigenous breeds, offering a potential game changer for subsistence farmers in Tanzania. The breeding process combines the heat and disease resistance of Gyrs with the milk-producing prowess of Holsteins and Jerseys.
A team from Princeton University and Microsoft Research developed a fast and accurate method to determine fruit quality using high-frequency wireless technology. This system promises to help reduce food waste by sorting good fruit from bad bunches and ripening fruits more efficiently, according to the new study.
A new system using satellite data improves crop area and yield estimates, providing critical information for food security and sustainability planning. The WorldCereal project offers a cloud-based platform with diverse operational models to cater to various user communities.
New research shows that food is the primary driver of the EU-27's outsized Ecological Footprint, exceeding regional biocapacity from 2004 to 2014. The study highlights the need for holistic policies across the food supply chain to advance towards the EU Green Deal and Farm to Fork strategy.
Millions of children worldwide suffer from malnutrition, leading to poor growth and increased risk of death. Researchers analyzed data on nearly 84,000 children under two years old and found that season of birth makes a difference in wasting patterns.
Replacing meat and milk with plant-based alternatives can significantly reduce agriculture's impact on the environment. By 2050, this shift could halve future declines in ecosystem integrity and contribute up to 25% of global land restoration needs. The study suggests that a 50% substitution scenario would substantially reduce environm...
A new study suggests that substituting 50% of meat and dairy products with plant-based alternatives by 2050 can reduce greenhouse gas emissions from agriculture by 31%, save forests, and improve nutrition for millions of people. The study also found that restoring land spared from livestock production could contribute up to 25% of glob...
Researchers from the University of South Australia have designed a self-sustaining solar-driven system that evaporates seawater to recycle it into freshwater, growing crops without human involvement. The vertical floating sea farm has several advantages over other designs, including low energy consumption and high food production.
Researchers at McGill University have developed a potato super pangenome, capturing the genetic diversity of nearly 300 varieties and their wild relatives. This extensive collection aims to identify key genetic traits for breeding more resilient, nutritious and disease-free potatoes.
A new study from the University of Surrey found that artificial methods for growing lettuce produce twice the amount of the crop as traditional field-based methods. This leads to increased yields with CEA systems producing double the yields compared to field-based agriculture, and up to 300% faster production rates in summer periods.
Scientists at Nanyang Technological University have developed a sustainable method to produce lactic acid using discarded jackfruit seeds. The new process is cheaper and more efficient, reducing waste and environmental impact while addressing rising production costs.
Researchers at KAIST have developed microbial cell factories that can produce a variety of food and cosmetic compounds, including natural pigments, flavors, and functional compounds. These eco-friendly alternatives can help address global food shortages and environmental concerns.
Researchers at UC Irvine and CU Boulder found that curbing food spoilage increases the amount of produce in markets, leading to lower costs. This results in cheaper food that encourages consumers to buy and eat more, offsetting some environmental benefits.
Researchers identified structural chokepoints in US agri-food supply chains to enhance resilience and security, critical for global food systems. The study's findings may inform policies aimed at bolstering the nation's ability to respond to threats.
A new University of Colorado Boulder study finds that reducing food loss and waste could lead to increased access to affordable food worldwide, but at the cost of reduced environmental benefits. The study suggests that more food availability would result in lower prices, leading to changes in consumer behavior.
Researchers at KAUST have isolated a desert microbial strain that enhances drought resilience in Arabidopsis and alfalfa, promoting water use efficiency without affecting crop yields. The microbes modify epigenetic status of drought stress genes and actively change plant root architecture.
Researchers found melatonin reduces chilling injury symptoms and membrane leakage in cold-stored fruits and vegetables, maintaining freshness. Melatonin is a safe alternative to hazardous chemical treatments without adverse effects on consumer health.