Articles tagged with Climate Systems
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.
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.
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.
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.
A new study finds that reversing climate change effects quickly climbs nearly fourfold soon after a tipping point is crossed. The cost of intervention also increases steeply if waiting occurs, with the degree of needed action rising over time. Researchers have quantified these costs for the first time.
Researchers identify a quantum mechanism as key to accelerating ocean temperatures, which current climate models fail to predict. The study proposes a new paradigm that factors in non-thermal energy, suggesting a revised approach to understanding ocean thermal stability and climate change.
The Deutsche Forschungsgemeinschaft is establishing seven new Collaborative Research Centres (CRC) with a total funding of €92 million. The CRCs focus on innovative research projects in sustainable construction, electronic systems, and ecosystem services. Seven new Transregios are also being funded to tackle long-term challenges.
A study published by researchers from Göttingen University sheds light on the critical role of leaf phenology in trees providing shade and improving climate resilience in cocoa agroforestry systems. The research found that certain shade tree species can significantly influence productivity and environmental stability.
Researchers at University of Arizona discovered a spike in carbon-14 dating to 664 B.C., pinpointing the last known extreme solar storm event. The study provides crucial data for scientists studying sun's activity and offers insights into massive storms' effects on Earth's atmosphere.
Thermochemical materials show potential for load flexibility in building heating systems, enabling reduced electrical requirements and load shifting. The technology's performance is significantly impacted by humidity levels, making indoor air a key factor in its integration.
A new study by the University of Oxford's Department of Physics shows that relying on natural carbon sinks to offset CO2 emissions from fossil fuels will not stop global warming. Governments and corporations are increasingly turning to these natural sinks to meet climate goals, but this approach is flawed.
A resilience index is proposed as a more suitable indicator of policy success than GDP, incorporating social and environmental components. This approach aims to steer decision-makers within the planet's 'safe operating space', balancing competing interests and trade-offs.
The new system uses AI technology combined with Earth observation data to detect risks of events that might trigger forced displacement, delivering timely alerts ahead of emergencies. It will help humanitarian actors plan and respond more effectively, minimizing response times and avoiding duplication of efforts.
A new study warns that Colorado's West Slope basins, supporting a $5 billion agriculture economy, face a potential tipping point due to drought vulnerability. The research suggests that even moderate climate change and streamflow declines can threaten water storage, agriculture, and municipal supplies.
The winners of the Applied Microbiology International Horizon Awards 2024 have been named, including the One Health Microbiome Center at Penn State and researchers Dr. François Thomas and Dr. Helen Onyeaka.
Record-high temperatures in Svalbard and East Finnmark create conducive conditions for tree growth, exceeding the classic 10°C threshold. The growing season and average temperature criteria were met at multiple weather stations, indicating a suitable climate for forest establishment.
The EU's sustainable finance framework urgently needs to expand to address climate goals. The current taxonomy will not meet the Paris Climate Agreement target of limiting global temperature rise to 1.5°C.
Researchers warn that inadequate funding for climate adaptation measures disproportionately harms vulnerable populations. Maladaptation occurs when strategies backfire and worsen living conditions. Effective funding is crucial to ensure progress in adaptation.
Research shows that power systems with higher weather-dependent renewable energy sources (WD-RESs) tend to have reduced blackout intensities in the US. High WD-RES penetration does not worsen the weather vulnerability of power systems, even during extreme weather events.
Researchers have found that blocking the protein StCDF1 in potatoes can improve plant performance in low-nitrogen environments. This could be a promising strategy for reducing potato needs of nitrogen fertilizers.
A new study reveals that the Amazon rainforest is threatened by global warming and deforestation, which can trigger a domino effect on the entire system. The analysis of residual pollen and carbon residues suggests that the Atlantic Meridional Overturning Circulation (AMOC) plays a crucial role in shaping the Amazon ecosystem.
The US Department of Energy is launching Climate Resilience Centers to develop science and talent addressing climate resilience challenges, particularly in vulnerable communities. These centers will enhance the availability and utility of research, data, models, and capabilities to inform policies and strengthen critical infrastructure.
The Lancet's Countdown report reveals record-breaking human costs of climate change, including heat-related deaths increasing by 167% globally in 2023. The report calls for trillions of dollars spent on fossil fuels to be redirected towards protecting people's health and lives.
A Dartmouth study has quantified the global economic fallout of El Niño, finding it costs the economy $4.1 trillion and $5.7 trillion in the half-decade after each event. The study's findings are included in the 10 New Insights in Climate Science report ahead of COP29.
The Atlantic Marine Energy Center (AMEC) will develop new research projects, infrastructure, and educational programs using the funding. Lehigh University will lead two research projects focused on tidal turbine blades and real-time stable marine energy microgrid power management.
Three interconnected projects will address complex food system challenges through education, research, and practical application. The projects aim to foster a learning environment that bridges the gap between theoretical knowledge and hands-on experience, preparing students for careers in agriculture.
A new type of prototype water harvester uses temperature-sensitive materials to pull more water out of the atmosphere in 30 minutes on average than an alternative dehumidifier system using only half the energy. The device is also portable, making it suitable for regions where access to clean drinking water is limited.
A new CABI-led research study reveals low access to plant health services in South Sudan, hindering agricultural productivity. The findings highlight the need for strengthening government-led initiatives, service accessibility, and inclusivity in plant health systems to address climate change-induced pests.
Researchers at Rice University develop OpenSafe.AI, a system that leverages responsible AI and hazard models to provide timely insights for emergency response organizations and communities before, during, and after tropical cyclones and coastal storm events. The goal is to enable better preparation and navigation for severe weather.
A new study found that extreme heat increases mortality risk for people experiencing homelessness, particularly in hot-climate US counties like Las Vegas and Los Angeles. Heat exposure is estimated to be 10-100 times greater among unhoused individuals than in the general population.
A new study published in Nature highlights the risks of exceeding 1.5°C warming, which may result in irreversible climate damage, including rising sea levels. The researchers emphasize that ambitious emissions reductions and carbon dioxide removal technologies are necessary to limit damages.
The system removes salt from water at a pace that closely follows changes in solar energy, maximizing the utility of solar power. It produces large quantities of clean water despite variations in sunlight throughout the day, making it an attractive solution for communities with limited access to seawater and grid power.
A new study reveals that green education can nurture a generation of eco-leaders to tackle climate change and environmental issues in the Middle East and North Africa. The study recommends integrating sustainability into national curricula, providing sustainable funding for education initiatives, and monitoring evaluation systems.
New research reveals methane emissions from slurry stores on dairy farms may be up to five times greater than official statistics suggest. Capturing and converting methane into biogas could reduce emissions and save farmers over £400 million a year in fuel costs.
Scientists have found that the Pinnacles in Western Australia were formed about 100,000 years ago during a wet period, distinct from the current Mediterranean climate. The iron-rich nodules trapped helium from radioactive decay, providing a precise record of their formation.
A new study reveals the flood insurance program's effects differ greatly among communities, with higher-population and wealthier areas benefiting more from discounts on premiums. Lower-income communities also see benefits, but only in areas with less racial and ethnic diversity, realizing a gain of about $6,000 per household.
A new study warns that continued investment in carbon-intensive industries could lead to $557 trillion of stranded assets by 2050. Researchers urge policymakers to transform educational and financial systems to create new opportunities, rather than delaying the transition.
The SUPERSLUG initiative aims to forecast the impact of sediment slugs on river catchments and communities. The project will use a range of sensors and numerical models to provide comprehensive predictions of where and how long-term effects might be felt, up to decades or centuries after an event.
A researcher at UTA is developing a tracer tool to help water suppliers ensure safe and reliable drinking water during extreme weather events. The tool will enable better management of drinking water in Tarrant County, addressing concerns about water flow and distribution.
A new study has identified key factors to build food resilience in Sub-Saharan Africa, including diversifying suppliers, empowering local farmers, and promoting sustainable practices. The proposed blueprint aims to enhance self-sufficiency and reduce reliance on external sources.
A coral colony from Fiji has provided a new record of sea surface temperatures in the southwestern Pacific, revealing that 2022 was the warmest year in over 600 years. The reconstruction uses data from the giant coral Diploastrea heliopora, which records long-term climatic and environmental changes.
A new report by the Earth Commission warns that inequalities and overconsumption of finite resources are key drivers of the shrinking 'Safe and Just Space', which is expected to collapse unless urgent transformations take place. The paper calls for changes in economy, resource management, and investment in sustainable technologies to r...
Researchers at Cornell University found that integrating AI into environmental control systems can reduce energy consumption in indoor agriculture by up to 25%. By optimizing lighting and climate regulation, AI helps create an energy-efficient solution for optimal plant growth, carbon dioxide levels, and ventilation requirements.
Researchers at Tel Aviv University used modern technologies to challenge the long-held myth that the Roman siege of Masada lasted three years. The study found that the siege actually lasted no more than a few weeks, using precise measurements and 3D digital modeling to calculate the time it took to build the siege system.
Researchers developed a new type of temperature-adaptive radiative cooling device with improved performance, reducing solar absorptance by 7.54% and increasing emissivity by 13.3%. This advancement holds promise for optimizing energy use and advancing sustainable thermal management solutions.
Research shows that Global South cities have limited urban greenery, resulting in higher temperatures and increased heat-related illnesses. The study suggests vast potential for enhancing urban cooling through green spaces, particularly in slums where the risk of climate change-induced deaths is highest.
A team of researchers discovered that a 'tag-team' between the oceans and continents led to severe environmental crises, causing mass extinctions of marine species. The study found that chemical weathering pulses disrupted the oceans, leading to anoxic events that had profound impacts on marine ecosystems.
A new study has reconstructed virus DNA from glacial ice cores, revealing nearly 1,700 viral species with adaptations that influenced their hosts' survival in extreme conditions. The findings suggest a connection between viruses and climate change, shedding light on the impact of global temperature shifts.
A recent study published in PNAS explores how plants combine clock signals with environmental cues under naturally fluctuating conditions. The research team developed statistical models that accurately predict gene expression activity under control of circadian clock responses to environmental signals.
The Illinois researchers developed a new index called the Circularity Index (CI), which measures circularity on a scale from 0 to 1. It includes eight categories: take, make, distribute, use, dispose, recover, remake, and reuse. The CI can be used to evaluate strategies and impacts in bioeconomic systems.
A new study by the University of Oxford recommends expanding climate reporting standards to capture companies' wider impact on global net zero. This includes their product power, purchasing power, and political influence. The goal is to incentivize systemic change through products, purchases, and policy lobbying.
A WVU team investigates how different management practices affect Appalachian forest life and carbon sequestration capabilities. Preliminary data reveals changes in species distribution and ecosystem resilience to climate change.
Researchers analyzed lake macroinvertebrate fauna, particularly chironomids, to reconstruct the lake's natural state. This helps establish a reference point for conservation purposes, as significant changes occurred during the economic boom and fish stocking.
The impacts of natural disasters on plant health can be devastating, with the potential for direct effects from disasters like pathogen or vector dispersal. Human-driven disasters also create conditions favorable to the spread of plant pathogens, leading to crop loss and disease spread.
A new study shows that predicting exact tipping times for critical Earth system components is challenging due to large uncertainties. The authors identified three primary sources of uncertainty and found that predicted tipping times for the Atlantic Meridional Overturning Circulation (AMOC) ranged from 2050 to 8065.