Articles tagged with Extreme Weather Events
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A new study finds that ocean warming in 2024 has led to record-breaking temperatures across the globe, including a 16 zettajoule increase in upper 2000m ocean heat content. This rise in temperature affects weather patterns and marine life, with significant implications for climate change.
Research links intensifying hydroclimate whiplash to the atmosphere's ability to absorb and release more water as temperatures rise. This 'whiplash' sequence in California has increased fire risk by twofold, with severe drought followed by record-breaking rainfall.
Climate change is associated with poorer HIV prevention outcomes, including reduced testing and increased risk behaviors, leading to higher new infections and poorer treatment adherence. Researchers identified links between extreme weather events and HIV-related challenges, emphasizing the need for innovative interventions and strategies.
Early online research reveals associations between snowmelt timing, wildfires in Alaska, and rapidly intensifying tropical cyclones. The impact of climate patterns on extreme weather events is a growing concern.
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.
A research team led by Dr Sophie Warken analyzed dripstones from the Cloşani Cave in Romania to understand precipitation variability over a period of approximately 20,000 years. The findings show that dynamic processes like the North Atlantic jet stream influence regional changes in precipitation.
A recent study found that socioeconomic inequalities trap local governments in a cycle of limited resources, rising inequality, and declining capacity to meet citizens' needs. Strategic, targeted interventions are necessary to break the cycle of inequality and enhance public satisfaction with local governance.
A study published in JAMA found that cold-related deaths increased by over 100% in the US between 1999 and 2022, with factors such as homelessness, social isolation, and substance use playing a role. The authors suggest that further research is needed to understand the underlying drivers of this trend.
Researchers analyzed over 200,000 US weather events between 1991 and 2019 to find that wages experience persistent losses while incomes recover gradually. The poorest counties suffer more severe losses, highlighting the need for public intervention and adaptation policies.
A study by Politecnico di Milano reveals districts most at risk of cardiovascular emergencies during heat waves in Milan. The research found that 23% of the city's population in 18 vulnerable districts face a 22% increased risk, while 20 low-vulnerability districts show no significant increase.
When two tropical cyclones collide in the Indian Ocean, they can intensify considerably, leading to extreme interactions between the ocean and atmosphere. The study found that effects occurred that have only been observed with much stronger cyclones, including a cooling effect of three degrees Celsius and upwelling of deep water masses.
A new study reveals that lower-quality public housing units are disproportionately located in areas with high flood risk, putting residents at risk of catastrophic damage. The research also highlights the disproportionate impact on people of color and those with limited ability to recover from flooding.
Researchers at the University of Colorado Boulder have discovered that relatively warm and sunny days may help to trigger major dust storms on Mars. The team found that roughly two-thirds of these storms are preceded by a sharp rise in surface temperatures, which can lead to explosive weather patterns.
Researchers from Tokyo Metropolitan University found that agricultural land preserved around river confluences can reduce flood risks, with stronger correlation near confluence points. This Eco-DRR approach uses existing environmental resources to improve resilience against flooding.
A new study from Tel Aviv University uses smartphone data to predict wildfire risk, overcoming individual device errors by averaging large amounts of public data. The method provides valuable insights into wildfire evaluation, especially in remote areas lacking traditional weather stations.
A study by USC Dornsife scientists used satellite imagery, digital models, and field data to analyze the June 2021 Melamchi flood's triggers. The research found that heavy monsoon rainfall combined with excessive snowmelt overwhelmed river systems, causing catastrophic flooding.
The University of Alaska Fairbanks report highlights environmental changes and extremes impacting Alaskans and their livelihoods. Warmer temperatures are particularly notable in winter, with the northern state experiencing an 8.2°F increase.
Research team uncovers a novel signaling axis regulating stomatal aperture under high temperature and/or drought conditions. The study, published in Nature Plants, identifies a phosphorylation-dependent mechanism controlling stomatal opening and closing, paving the way for developing climate-adapted crops.
A new study provides the first worldwide map of high-risk regions experiencing accelerating extreme heat, surpassing climate model simulations. The most hard-hit areas include central China, Japan, and northwestern Europe, where sequences of heat waves led to thousands of deaths in 2022 and 2023.
Researchers analyzed data from southern Israel to find significant electric field changes during heavy precipitation, suggesting early indicators for extreme weather. The study highlights the potential of incorporating electric field observations into weather monitoring systems for enhanced nowcasting capabilities.
A global partnership has committed over $1 billion to scale up weather services for hundreds of millions of farmers across Asia, Latin America, and Africa. The initiative aims to provide high-quality, farmer-centered forecasts using AI-supported weather forecasting to build resilience and support adaptation to climate change.
New studies reveal significant increases in Atlantic hurricane seasons and derecho events, while also highlighting the dangers of turbulence near thunderstorms and extreme heat stress. Climate models predict a rise in precipitation extremes across US cities, particularly during winter and spring.
Researchers at the Alfred Wegener Institute have developed a new approach called 'storylines' that uses probabilistic attribution studies and 'nudging' techniques to identify the fingerprints of climate change in extreme weather events. By comparing hypothetical scenarios with reality, they can determine how much more probable an event...
A new international study found that even wind-adapted albatrosses struggle to find food during very stormy weather, highlighting the impact of climate change on these birds.
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 found using a fan with skin wetting reduces heat-induced cardiac strain in older people in hot and humid conditions. However, in very hot and dry conditions, fan use had an adverse effect, while skin wetting alone was effective in reducing heart work.
The PICCOLO project aims to improve understanding of clouds and convective storms in the tropics, with the ORCESTRA campaign utilizing sea-borne and air-borne teams to collect data. Researchers collected detailed information on precipitation, cloud microphysics, and convective dynamics.
A new study reveals significant acceleration in the upper-ocean circulation of the equatorial Pacific, driven by intensified atmospheric winds. The research provides a spatial view of long-term trends from observations, with potential impacts on regional and global climate patterns.
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.
A new study used the 2023 Texas-Louisiana heat wave as a test case to establish processes for evaluating extreme weather events. The researchers found that the heat wave was directly related to climate change and will see even hotter heat waves in the future.
A new study suggests that a slowing Atlantic Meridional Overturning Circulation (AMOC) could reduce projected Arctic warming by 2 degrees Celsius. However, this slowdown may also cause other climate disruptions, such as changes in the Intertropical Convergence Zone and sea level rise.
A collaborative project between the UK and China aims to develop actionable climate information for the tea industry, informing adaptation measures and decision-making. The Tea-CUP project focuses on Yunnan Province, where climate variability affects tea yield and quality, and has broader implications for sustainable development.
Researchers estimate that climate change played a significant role in the severity of the 2022 European drought, which affected an area larger than at any time since 1960. The study found that climate change contributed to 31% of the soil moisture deficit and 38% of the drought-affected area.
A new study uses deep learning to infer the frequency of atmospheric blocking events over the past 1,000 years, shedding light on their potential impact under climate change. The model was trained using historical data and large ensembles of climate model simulations.
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.
Researchers created a modeling tool to design more robust marine hydrokinetic technologies and inform risk assessments for financing and permitting. The tool estimates the fragility curve of devices, helping developers create mooring systems that can withstand extreme weather conditions.
A recent study finds that long-term changes in tropical weather patterns are leading to increased frequency of heatwaves and extreme rainfall in the Indo-Pacific region. Global warming is likely a contributing factor, exacerbating regional weather extremes.
Researchers have confirmed that El Niño causes a drastic reduction in the snow-covered area of the Quelccaya Ice Cap in the Peruvian Andes. The study used NASA Landsat satellites to measure the ice cap's sensitivity to climate shifts, finding that it lost about 58% of its snow cover between 1985 and 2022.
Researchers estimate the dollar value of weather information to be over $100 billion, highlighting its significant economic impact. The study also explores lightning suppression and a unique 'storm generator' technology that can create thunderstorms in Chinese desert.
A new study reveals that extreme El Niño events are responsible for the increased sensitivity of CO₂ in the atmosphere to tropical temperatures. This finding challenges previous assumptions about climate change and highlights the importance of understanding internal climate variability.
The study found that South America is experiencing a significant increase in the co-occurrence of multiple climate extremes, including heat, drought, and flammable conditions. This has amplified impacts on ecosystems, economies, and human health, particularly affecting vulnerable rural and indigenous populations.
A new study led by University of Illinois Chicago scientist Akintomide Akinsanola found that most Americans can expect wetter winters in the future due to global warming. Winter precipitation and extreme weather events are expected to increase across most of the country, with six regions experiencing more frequent very wet winters.
A University of Illinois study found that climate conditions can mitigate the effects of grazing on water quality, suggesting a more flexible approach to stocking rates and grazing continuity. The research developed a modeling framework to simulate nitrogen transport from livestock grazing under different climate conditions.
Tree-ring data reveal that periodic shifts in strong winds high above the Earth's surface have driven opposite climates in different parts of Europe for the past 700 years. This research provides critical data to improve climate models, comparing past patterns to current trends and societal impacts.
A new study published in Nature suggests that Earth's last ice age may provide crucial insights into future El Niño weather events. Researchers used ancient shells of marine organisms and advanced climate modeling to shed light on how El Niño patterns might change in a warming world.
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.
Researchers found that contemplating pragmatic steps and fostering a sense of community can combat climate burnout. People are more likely to experience burnout when feeling despair about tackling climate change, but imagining a positive future where the crisis has been addressed can reduce disengagement.
A new study by Potsdam Institute for Climate Impact Research confirms that climate change poses significant economic risks to different income groups. The poorest worldwide are particularly vulnerable, but the risk for the wealthy is growing at an alarming rate.
A study published in Brain Communications found that heatwaves can trigger more seizures in individuals with severe epilepsy. Researchers used intracranial electroencephalography to track brain activity during heatwaves and non-heatwave periods, revealing a significant increase in seizure frequency during hot weather.
Research explores changes in global precipitation patterns and how they relate to climate change. Bird nests are found to predict rainfall in rural India, while heat stress is increasing in the southeastern US, particularly at night. European 'bomb' storms may intensify due to warming climate.
A new study finds that 20% of the global population may face extreme weather risks if greenhouse gas emissions are not cut enough to reach the Paris Agreement's aims. Rapid clean-up of air pollution could exacerbate these changes, affecting 1.5 billion people in the next decade.
A new report published in The Lancet Planetary Health highlights the increasing health dangers posed by long-term weather extremes in the UK. The study finds that prolonged exposure to extreme temperatures can lead to various health issues, including reduced physical activity and dementia.
A new model developed by scientists can predict intense, localized heavy rainfall events caused by rapid air rises in clouds. This breakthrough offers potential to improve public safety and preparedness through early warning systems.
A WVU statistician is developing new methods to analyze curve-type data for predicting extreme weather patterns, financial turmoil and pollution levels. The research aims to create innovative tools for understanding high-resolution data and addressing regional risks in mountainous states like West Virginia.
A new AI approach accurately links heat waves to global warming, estimating that record-setting heat waves could occur multiple times per decade under higher warming levels. The method uses actual historical weather data and machine learning to predict the magnitude of extreme events.
Low- and moderate-severity forest wildfires can significantly reduce the intensity of future conflagrations, with effects lasting up to 20 years in certain climates. Researchers found that these reburns have a moderating effect on forest resilience, even during extreme weather conditions.
A study published in PLOS Water found associations between weather, geographic location, and urban/rural settings with waterborne infectious disease hospitalizations. Hospitalization rates were higher for enteric and biofilm-forming bacterial pathogens in areas using groundwater, while precipitation increased parasitic infections.
The State of Wildfires report found that carbon emissions from wildfires globally were 16% above average, with Canada and Amazonia experiencing unusually high numbers of fires. Climate change increased the likelihood of extreme wildfires in these regions by at least three times and up to six times.
A March 2022 weather event in Antarctica caused record-high death rates for invertebrate organisms. The event, which resulted in a massive thaw, was studied to understand its impact on the ecosystem and predict future responses to climate change.
A mathematical model developed by Chris Zobel and colleagues optimizes resource allocation in urban infrastructure while considering social vulnerabilities and projected sea level rise impacts. The approach prioritizes investments that enhance resilience and mitigate socio-economic disparities, enabling informed decision-making that ba...