Articles tagged with Climate Systems
A study by Göttingen University researchers combined satellite data with manual measurements to better understand forest soil moisture. The findings show that soil moisture is strongly influenced by weather and season, not exact location, and highlight the importance of monitoring soil moisture over time for effective forest management.
A recent study using SWOT satellite data has revealed the existence of powerful submesoscale eddies in the ocean, which play a significant role in shaping the climate system. These smaller currents carry surprisingly large amounts of energy and influence marine food webs, weather patterns, and events like El Niño and La Niña.
The University of Maryland-led study found that the bay experiences 25 days of heat waves annually, with a 10% uptick in recent years. Satellite data shows varying duration and frequency of heat waves across different regions of the bay, highlighting the need for a marine heat wave warning system.
A recent study explores how ancient climate behavior can inform our understanding of the South Asian Summer Monsoon's (SASM) dynamics under climate warming. The study identifies similar SASM changes across past warm intervals, suggesting that insights from past warm climates can help predict future changes in monsoon circulation and ra...
A study of oyster fossils from the Early Cretaceous period reveals significant seasonal temperature fluctuations and periodic glacial melt events, overturning the traditional view of greenhouse climates. The findings suggest that elevated greenhouse gas concentrations may amplify seasonal extremes rather than lead to uniform warming.
The Exeter Climate Forum will bring together world-leading researchers and policymakers to address the urgent need for climate action. The event aims to share the latest climate science and inspire bold ideas for solutions.
The American Geophysical Union (AGU) and the American Meteorological Society (AMS) are collaborating on a special collection to maintain momentum in climate change research supporting the US National Climate Assessment. This effort aims to sustain the work of authors who were dismissed earlier this week by the Trump Administration.
New research reveals oceans are heating at the world's fastest pace in two distinct bands near 40 degrees latitude in both hemispheres. This pattern is linked to poleward shifts in the jet stream and ocean currents, upending marine ecosystems and fueling extreme weather.
ITER has completed its pulsed superconducting electromagnet system, the largest and most powerful in the world, with significant contributions from USA, Russia, Europe, and China. The system is expected to produce a tenfold energy gain and demonstrate the viability of fusion as an abundant, safe, carbon-free energy source.
Fraunhofer IAF presents a bidirectional 1200 V GaN switch with integrated free-wheeling diodes, enabling more efficient power electronics for energy generation and mobility. The switch can be used in grid-connected power converters and electric drive systems.
Recent rainfall patterns play a critical role in triggering humid heatwaves in tropical and subtropical regions. In drier regions, humid heatwaves are more likely during or just after periods of enhanced rainfall, while in wetter regions, they tend to follow at least two days of suppressed rainfall.
Stephen S. Morse has been appointed as the new Editor-in-Chief of Disaster Medicine and Public Health Preparedness Journal, with a focus on building knowledge on preventive measures. Dr. Morse will oversee the journal's content, ensuring it translates science into practice and integrates medical and public health perspectives.
Saharan mustard is overwhelming native plants' seed bank, reducing biodiversity and weakening ecosystems. The invasive species can crowd out native species, altering ecosystem function.
New research warns that global policies may lead to triggering of multiple climate tipping points, with a 62% risk on average. However, sustainable future pathways with lower greenhouse gas emissions can significantly reduce this risk.
A new study analyzing over 175 scientific reviews found that agricultural intensification is a major driver of insect decline, but climate change has multiple individual drivers such as extreme precipitation and temperature. The research highlights the need for a multi-pronged approach to conserve insect biodiversity.
Researchers from Politecnico di Milano developed a study analyzing agrivoltaics' potential to reduce global conflict over land use. The coexistence of photovoltaic panels and agricultural crops can help solve the pressure on arable land due to growing energy demand and food production needs.
Researchers used satellite data to analyze the impact of dust on snowmelt in the Colorado River Basin. The study found that dust-driven melting tends to peak earliest and be most intense in central-southern Rocky Mountains, accelerating spring melt rates by up to 1 mm water-equivalent per hour.
Research reveals the mechanism behind peak extratropical cyclone activity in spring East Asia, with intensified low-level jet streams facilitating system formation. This understanding can improve climate predictions and adaptation strategies for the region.
Researchers warn that wildfires can contaminate drinking water distribution systems, posing substantial public health risks. Over 50 volatile organic compounds have been detected in water distribution systems after wildfires, including carcinogens such as benzene.
A study found that microorganisms using the reductive tricarboxylic acid cycle dominate in shallow-water hydrothermal systems. This energy-efficient process enables them to transfer carbon into organic molecules, allowing them to survive in harsh conditions.
A unique partnership between researchers and a merchant marine vessel is providing critical data for measuring ocean change, biodiversity, and the interconnectedness of global systems. The project, led by Woods Hole Oceanographic Institution, is filling gaps in observations of the Middle Atlantic Bight shelf and Slope Sea.
A recent study by an international team reveals that the Arabian Peninsula's desert was once home to a vast lake and river system, which fostered grasslands and savannahs, enabling human migration. The findings highlight the impact of climate cycles on landscapes and human societies.
Researchers developed an AI system, Plant Doctor, to monitor urban plant health at the individual leaf level using machine vision techniques. The system can automatically diagnose diseased areas on leaves and provide accurate diagnoses across various urban flora.
Researchers mapped China's wetlands from 1980 to 2020, revealing a net loss of ~60.9 × 10^3 km^2 due to climate change and human impacts. Meanwhile, the study highlights the importance of sustainable management and conservation strategies to mitigate these losses.
Researchers used reinforcement learning to simulate coastal defense strategies against sea level rise and flooding, finding dynamic seawalls to be more cost-effective than traditional methods. The study aimed to address uncertainty in long-term climate change mitigation efforts and provide a flexible approach for communities to prepare...
Research reveals Atlantic Ocean storms are primary drivers of Sahara lake filling, contradicting previous theories. Heavy precipitation events triggered by extreme rainstorms reshape water availability in the desert, with implications for ecosystems and human settlements.
A new analysis reveals that no country is on track to meet all 17 UN Sustainable Development Goals by the target year of 2030. Machine-learning tools were applied to over 20 years' worth of data from 231 indicators and GDP data, highlighting complex linkages between goals.
A recent study on the governance of public policy in the Brazilian state of Amazonas recommends an experimentalist governance system that integrates local efforts and values traditional knowledge. The approach prioritizes the conservation of ecosystems while promoting socio-economic development and attracting investment to the region.
A new study shows that climate change affects short-term precipitation events lasting hours by significantly increasing their frequency, while longer-term rainfall events lasting days are influenced by global weather phenomena like El Niéo. This distinction is crucial for assessing the risk of flooding in different regions.
A new book by Komla Dzigbede explores the ability of local governments to learn, adapt, and innovate in the face of major crises. The book analyzes disaster preparedness, response, and economic development post-disaster, offering practical lessons for local leaders.
The U.S. research ecosystem, fueled by high-performance computing, is facing a critical moment due to slow infrastructure growth and funding cuts. The National Science Foundation's staffing cuts will slow down the process of innovation, potentially harming the country's competitive edge in research.
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 Global Physics Summit will feature nearly 1,200 sessions and 14,000 presentations on various topics, including astrophysics, climate science, medicine, and quantum information. Registered journalists and public information officers will receive daily emails with meeting information.
The US weather enterprise faces significant risks due to federal science funding cuts, which could lead to reduced weather forecasting accuracy and increased vulnerability to hazardous weather. The value of weather information to the US economy exceeds $100 billion annually.
New University of Sheffield research reveals agrivoltaics can meet UK electricity demand four times over, boosting crop yields and conserving water. Regions identified for effective deployment include Cambridgeshire, Essex, Lincolnshire, and the broader East and South East of England.
Researchers introduce a performance-based framework that integrates hydroclimate variability, hydrology, machine learning, community knowledge and feedbacks between physical and social systems. This approach enhances understanding of flood risks while emphasizing long-term community resilience.
Researchers discovered rate-induced tipping in Daisyworld, a model that regulates temperature through light and dark daisies. This finding mirrors observations in other models and real-life ecosystems, highlighting the danger of rapid environmental changes.
The study projects a significant increase in wetland and forest areas in China, with potential losses of cropland and shifts in land use patterns. Enhanced protection and management are needed to mitigate the impacts of climate change on food security.
A £4.25m project will investigate 'tipping points' in marine ecosystems, which could have devastating consequences for the UK's fishing industry and global biodiversity. The TiMBER project, led by the University of East Anglia, aims to develop tools to assess risks and predict changes in marine biogeochemistry.
A new study suggests adjusting VAT rates on food groups based on health and environmental impacts could lead to healthier diets, reducing cases of diet-related diseases. The proposal aims to cut greenhouse gas emissions and generate significant revenue for governments.
Human-caused fires in the Western US are growing faster than lightning fires due to climate-driven changes in dryness and heat. The study found that anthropogenic greenhouse gas emissions account for 81% of the increases in flammable days, highlighting the need for more accurate fire risk models.
Researchers found that tropical-extratropical interactions induce the end of the rainy (Baiu) season in northern Japan and the Kanto region by enhancing convective activity over the northeast Philippines. The high-potential-vorticity airmass intrusion from mid-latitudes plays a crucial role in this process.
Researchers introduce a trimetallic catalyst supported on defective ceria, achieving extraordinary efficiency in CO2 reduction. The unique metal-support interaction fine-tunes the electronic structure, enabling optimal performance and setting new benchmarks in catalysis.
The study found that transitioning to healthy diets can minimize trade-offs and improve nutrition, health, the environment, and livelihoods in China. By adopting a holistic approach to food system transformation, policymakers can address social and environmental challenges while steering towards SDG targets.
A study published in Science of the Total Environment found that stormwater detention basins in Northern Virginia face significant salt stress due to road salts. Native plant species, such as cattails, showed promise in tolerating high salt concentrations, but their impact on overall salt removal was limited.
The study identifies 14 key impacts of wind energy on various systems, including environmental, socio-economic, and political-legal aspects. Researchers found that public acceptance is a major challenge for wind turbines, but also discovered benefits such as the phasing out of fossil-based energy and job creation opportunities.
A new study by Boston University School of Public Health found that lower access to air conditioning increases the need for emergency care for wildfire smoke exposure. People living in areas with low air conditioning availability are at higher risk, especially children and the Black population.
The 105th Annual Meeting of the American Meteorological Society will address key issues in weather, water, and climate. The meeting features a Presidential Forum on physical, social, cultural, and economic impacts of climate change, with experts from the region of the Mississippi River Delta.
Researchers have created the first-ever meridional profile of Mars' radiant energy budget, showing a polar energy surplus and a tropical energy deficit. This discovery provides critical insights into Martian weather patterns and climate evolution.
A new study warns that human civilization is poised for a significant transformation as industrial civilization declines, giving rise to a postmaterialist, clean energy-based system. Rising authoritarianism poses a threat to this transition.
The integration of ground source heat pump (GSHP) systems with energy piles offers a promising solution to address the growing urban heat island effect and reduce electricity consumption in smart cities. This technology provides efficient heating and cooling, reduces carbon emissions, and promotes sustainable urban development.
A study found that climate- and land use change will alter the availability of wild traditional foods in the Russian Far East, affecting Indigenous Peoples' health and livelihoods. Rural households heavily rely on these foods for income, with losses predicted in central and southern areas.
A nationwide analysis of Japan's plastic litter removal from rivers found that natural disasters and extreme weather events contribute to spikes in collected plastic waste. The study, led by Tokyo University of Science, also identified positive correlations between basin population, plastic litter recovery, and cleanup activities.
A UCF researcher is developing a thermochemical energy storage system to reserve solar energy for future use and contribute to the global transition to clean energy. The system uses chemical reactions to absorb or release heat, making it an advantageous way to store energy at high temperatures.
Mathematicians at University of Leicester applied statistical mechanics to detect human-made and natural causes of climate change, enabling early warnings of potential disasters. The theory provides a more advanced understanding of climate mechanisms driving change.
A new study shows that coordinating the siting of solar farms, wind farms, and storage systems can improve efficiency and reduce costs by aligning renewable power generation with demand. The approach uses fine-grained weather data and energy system modeling to maximize utilization of renewable resources.
An international team of researchers warns that climate change could lead to widespread food shortages and famine if rapid changes are not made to develop climate-resilient crops. The group emphasizes the need for unprecedented collaboration between scientists, farmers, policymakers, and the public to address this crisis.
A team of scientists, including Binghamton University's Molly Patterson, is drilling into the Ross Ice Shelf to retrieve geological records and gain insights into the ice sheet's response to global warming. The project aims to provide crucial data for adapting to sea-level rise and mitigating greenhouse gas emissions.
The Antarctic Canyon Experiment (ACE) aims to assess the causes and effects of turbidity currents, also known as underwater avalanches, in the Southern Ocean. Researchers hope to develop a better understanding of Antarctica's role in regulating Earth's climate and mitigating carbon emissions.
Researchers criticize the Digital Twin of Earth concept, highlighting the discrepancy between scientific models and reality. New computer models require new methods for appropriate data analysis and interpretation to ensure accurate knowledge and results.