Articles tagged with Climate Systems
Researchers develop a mathematical model that analyzes the future survival of plants in a changing climate by studying how far wind can carry seeds. The model provides fast and reliable predictions of seed movement, considering factors like seed type, plant height, and wind speed.
A new modelling study led by UCL researchers finds that faster Arctic warming will breach the global 1.5C and 2C temperature thresholds five and eight years earlier than expected. This accelerated warming adds substantial uncertainty to climate forecasts, highlighting the need for more extensive monitoring of temperatures in the region.
A new landmark study identifies 14 evolutionary traps that human societies are at risk of getting stuck in, including global climate tipping points, misaligned AI, and chemical pollution. To avoid these dead ends, the researchers emphasize the need for collective human agency and design settings where it can flourish.
Researchers found that green spaces alleviate extreme heat's negative impacts on human health, while densely packed buildings increase mortality risk. Urban design strategies incorporating different types of greenery are recommended to mitigate heatwave-associated mortality.
Researchers have reconstructed a global history of water over the past 2,000 years, showing that the global water cycle has changed during periods of higher and lower temperatures. The study found that when global temperature is higher, rain and other environmental waters become more isotopically heavy.
A new study using satellite imagery found that fires in boreal forests shift from coniferous to deciduous trees, but these changes are reversible over time. The study's findings suggest that continued climate warming and increased wildfire activity could lead to pronounced changes in forest composition.
The HY4RES project aims to develop hybrid renewable energy systems combining solar, wind, and pumped storage hydropower to provide energy self-sufficiency for communities. Researchers will conduct a life cycle sustainability assessment of the technologies' impacts on the Atlantic Area.
UBC Okanagan researchers have developed sensors that can detect erosion and breaches in protective coatings, reducing inspection time and error risk. The AI-enabled sensors can also distinguish individual layer erosion within multi-layer coatings, enabling proactive monitoring and addressing of equipment degradation.
A new study confirms the presence of deadly Vibrio bacteria in Florida's coastal waters following Hurricane Ian. The research, led by University of Maryland senior author Rita Colwell, found high levels of pathogenic Vibrio parahaemolyticus and Vibrio vulnificus, particularly in oyster samples from Lee County.
The new Global Center on Climate Change, Water, Energy, Food, and Health Systems program will address the impacts of climate change on rural and refugee communities in Jordan. The three-year program will focus on health effects research, health equity, intervention research, and training and capacity building.
A long-term study compares data from two North Atlantic Current observation systems, revealing statistical connections and implications for regional temperature patterns. The findings suggest that a 25-year observational record provides a crucial foundation for future models of the Atlantic Meridional Overturning Circulation (AMOC).
Researchers from Woods Hole Oceanographic Institution analyzed in situ observations since 2001, revealing the Gulf Stream is warming and moving towards the shore. The study used data from Argo floats and Spray underwater gliders, providing insights into the ocean's dynamics.
Research reveals that Category 4 and 5 hurricanes are arriving three to four days earlier with each passing decade due to climate change. This shift in seasonal cycle can lead to compounding extreme events and challenges community preparedness.
Researchers have identified a new pattern in the global jet stream that locks in extreme winter cold or wet conditions over North America and Europe. The study found that this pattern, known as wave-4, triples the chances of extreme cold or wet, while also causing abnormally warm or dry conditions.
A new study by the University of Göttingen reveals that oil palms' photosynthesis and response to meteorological and soil conditions play a significant role in N2O production. The research suggests that conventional measurement approaches can underestimate emissions by up to 49%.
Scientists point to non-CO2 emissions, carbon dioxide removal, and halting deforestation as key strategies to slow global warming. Current pledges fall short of the 1.5-degree goal, but adjustments in climate pledges can bring it within reach.
Researchers aim to access ocean waters hidden beneath ice shelves, where critical information about climate change is stored. An intelligent mothership and coordinated marine robots will communicate data from under-ice cavities, optimizing sampling and configuration.
A PSU study examines how atmospheric patterns influencing the weather won't necessarily become stronger or more frequent by the end of the century. Instead, warmer temperatures will lead to an increase in rainfall over the Pacific Northwest in most seasons except summer.
A new laser-based sampling system allows for higher depth resolution, enabling scientists to reconstruct continuous annual temperature changes thousands of years ago. The LMS system overcomes previous limitations in sampling ice cores, preserving critical oxygen and hydrogen isotopes needed to infer past temperatures.
The report reveals that policymakers can accelerate SDG implementation and achieve wellbeing for all by enacting five 'extraordinary turnarounds'. However, a key red flag is that global warming will plateau below 2°C under the Giant Leap scenario, giving humanity a chance to thrive again.
A team of geo-scientists identified a melting ice sheet as the trigger for a major climate-change event over 8,000 years ago. The research found that rapid ice-sheet retreat from the Hudson Bay Ice Saddle caused significant changes to ocean currents and global rainfall patterns.
Researchers developed an impacts-based thresholds approach to better prepare Ohio farmers for drought conditions. The method takes into account changes in soil moisture, crops, and livestock losses to provide earlier and more accurate notice of approaching droughts.
Climate experts predict a decline in tropical storm frequency by 50% by 2050 across the Ganges and Mekong basins, but an increase in intensity, with high-resolution models showing significant increases for intense storms. This shift could impact disaster risk mitigation and climate adaptation strategies.
Employing agricultural technology can reduce greenhouse gas emissions by generating net negative emissions, with methods including biochar, agroforestry, and sustainable seafood harvesting. The most effective way to reduce emissions is through soil modifications, agroforestry, and hydrogen-powered fertilizer production.
The State of the Climate report confirms record highs in greenhouse gas concentrations, global sea levels, and ocean heat content. Scientists from over 60 countries contributed to the annual review, providing a comprehensive update on Earth's climate indicators and notable weather events.
A new study published in the Journal of Glaciology suggests that prior attempts to evaluate the mass of Antarctic ice shelves may have overestimated their thickness. The researchers found that on average, the Antarctic ice shelves are nearly 6% thinner than previously assumed, a difference of about 17 meters.
Researchers at EPFL have developed the Backtracking Dynamical Cavity Method (BDCM) to study disordered systems, which are found in materials science, climate, and social networks. By tracing steps backward from stable points, the BDCM provides valuable insights into complex system dynamics.
A statistically significant increase in heat-related illnesses was found among patients at US Department of Veteran Affairs facilities between 2002 and 2019. Specific groups, such as those with existing health conditions and certain ethnic groups, were more vulnerable to heat-related illness.
Researchers develop a new model predicting up to twice the original amount of subglacial water may be draining into the ocean, accelerating glacial melt and sea level rise. The theory uses satellite measurements and is a simple equation that can predict exfiltration in a fraction of a second on a laptop.
A Stanford study reveals how the meat and dairy industry lobbies governments to resist competition from alternative animal products, such as plant-based and lab-grown meat alternatives. The research found that governments consistently devote more funding to traditional livestock systems than sustainable alternatives.
A new study reveals a 4,000-year-old system of ceramic water pipes in China demonstrates that neolithic people were capable of complex engineering feats without a centralised state authority. The discovery challenges earlier understanding in archaeological fields.
The University of Cambridge team warns that Africa's lack of hydromet infrastructure will lead to a surge in climate-related disasters and deaths. The continent has just 6% of the number of radar stations as Europe and North America, making it vulnerable to floods, droughts, and heatwaves.
A Monash University-led study proposes standardizing medical terminology to capture climate-driven disaster events impacting human health. The research highlights the need for comprehensive clinical terminologies, particularly those linked to environmental factors, to improve disaster preparedness and response efforts.
Research reveals US municipal bonds are priced higher for communities with larger Black populations, despite lack of correlation with climate risk. This association adds up to an estimated $900 million cost penalty per year across all Black Americans.
A new study found that the Pacific Ocean's western boundary current significantly strengthened due to global warming, contributing to intensified equatorial undercurrents and increased sea surface temperatures in the eastern Pacific. This change has been linked to enhanced El Niño events.
A recent study by GEOMAR researchers found that fluctuations in the Labrador Sea can significantly influence the strength of sinking processes east of Greenland. This phenomenon affects the Atlantic Meridional Overturning Circulation (AMOC), a crucial climate system that brings warm water from the Gulf of Mexico to Europe.
Researchers from the University of Copenhagen predict the Atlantic Meridional Overturning Circulation (AMOC) will collapse between 2025 and 2095, with major consequences for Earth's climate. The study contradicts the latest IPCC report and highlights the importance of reducing global greenhouse gas emissions.
Researchers at Politecnico di Milano used fibre optic sensors to monitor water pipelines and detected pressure anomalies caused by water leaks. The study's results confirm the possibility of identifying and localizing small water leaks, offering a potential solution to global water wastage.
A recent study found that warming in Northern ecosystems leads to a massive loss of carbon in the soil, with up to 40% released into the atmosphere within years after warming. The research team also discovered that plant productivity becomes nitrogen limited under warming conditions, reducing the ecosystem's ability to store carbon.
Scientists have developed a new radar technique that can image hidden features within the upper few feet of ice sheets, including melting glaciers on Earth and potentially habitable environments on Jupiter's moon Europa. The technique boosts resolution by combining two different radar bandwidths and looking for discrepancies.
Researchers from Lund University developed a climate-control system inspired by termite mounds, achieving greater energy efficiency without carbon dioxide footprint. The structure facilitates indoor climate control through turbulent, dynamic, and variable airflow systems.
Researchers have identified an operational strategy that can reduce shipping emissions by up to a quarter by combining modern sail technology with efficient routing systems. The study found that this approach can provide greater assurances of carbon savings by mitigating the impact of unpredictable weather patterns.
Researchers analyzed satellite data from 1967 to 2021, finding nearly twice as many grids with declining snow cover as advancing ones. Snow presence is decreasing in Arctic and southern latitudes, while some areas like Eastern Canada see an increase.
New research from Duke University reveals that warmer temperatures increase the number of germ cells, which play a crucial role in determining the sex of turtles. This finding may explain why temperature-dependent sex determination persists in many animals, despite seeming like a risky strategy.
The article discusses the growing challenge of food security in Africa, particularly with regards to rice production and consumption. The research reveals that socioeconomic developments have a more substantial influence on rice availability than gradual climate change, but climatic anomalies pose a significant threat to stability. Div...
A novel framework guides informed and effective soil management as carbon sinks, considering context-dependent environmental conditions. Management targeting 'labile' carbon is more effective in increasing carbon sequestration than focusing on 'stabilized' carbon.
A new study found that the global food system is responsible for a third of man-made greenhouse gas emissions, with beef and dairy consumption being the largest contributors. The study suggests that adopting a more plant-based diet could help reduce emissions and mitigate climate change.
Researchers investigated the tradeoff between reducing CO2 emissions and increasing renewable energy supply in office buildings. They found that access to the power grid can mitigate the impact of weather variability, but extreme weather events increase battery storage costs.
A national study in Canada found that snowmaking requires 17,000 homes' worth of annual energy and 43.4 million cubic meters of water to produce 42 million cubic meters of machine-made snow. Collaboration between ski operators, policymakers, and environmental organizations is needed to develop sustainable practices.
Long-duration energy storage (LDES) is crucial for US states with decarbonization goals to address variable energy generation and customer demands. LDES systems can store renewable energy until needed, providing a reliable solution for a decarbonized grid.
A new study suggests that limiting global warming to 1.5°C could save five times more people from dangerous heat than if warming reaches 2.7°C by 2100. Currently, over 60 million people already live outside the 'climate niche' where humans have thrived.
NERC has invested £25 million in a host of high-risk, high-reward research projects tackling key unanswered questions about our planet. The projects cover geology, atmospheric science, biodiversity and ecology, with research spanning 3-4 years and funding up to £1.3 million.
A new study by Penn State researchers found that some climate mitigation strategies could result in harmful health impacts in specific areas, particularly if significant land use changes are required for bioenergy production. This could lead to worsened respiratory and cardiovascular diseases, resulting in premature deaths.
A new study reveals that high-income countries made more progress than low-income ones in ocean conservation after the adoption of Sustainable Development Goals in 2015. Despite positive results on land, particularly in biodiversity hotspots, the ocean's sustainability progress slowed, causing further global inequality.
A study by the University of Helsinki identifies nature-based solutions that work best as carbon sinks and for biodiversity conservation in urban areas. Community engagement is vital to ensure acceptable plans, according to the researchers.
A new study from Oregon State University found that massive iceberg discharges during the last ice age triggered rapid warming in Antarctica but had no effect on temperatures in Greenland. This discovery challenges current understanding of global climate dynamics and raises more questions than answers.
A recent study suggests that India's recurrent heatwaves have a significant socioeconomic impact on the country, weakening its progress toward achieving sustainable development goals. The study found that nearly 90% of the country is in danger zone from heatwave impact and around 20% is highly vulnerable to climate change.
The Cornell University College of Agriculture and Life Sciences has been awarded a $9.9 million grant by the Bezos Earth Fund to develop low-cost virtual fencing technology that can benefit farmers, animals, and the environment. The project aims to improve existing virtual fencing technology and combine it with animal-monitoring system...
Researchers found that simultaneous learning of two tasks enhances a deep-learning model's performance on retrieving precipitation information from satellite data. The new framework uses multi-task learning to improve current estimates of precipitation, outperforming existing approaches.
Researchers are developing an alley cropping system to mitigate crop stress and promote soil fertility in organic vegetable production. The system involves planting trees between rows of vegetables, reducing heat extremes and improving biodiversity.