Articles tagged with Extreme Weather Events
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...
Research on wind farms reveals their potential to slow tropical cyclone winds and reduce precipitation. Additionally, a study found that people experiencing homelessness are four times more likely to suffer temperature-related illnesses, such as heat stroke, than the general population.
Researchers at USC developed a new method to accurately predict wildfire spread using satellite data and artificial intelligence. The model offers a potential breakthrough in wildfire management and emergency response, providing more precise and timely data for firefighters and evacuation teams battling wildfires.
Researchers have developed a new method to simulate Convectively Coupled Kelvin Waves in weather forecast models, which could enhance accuracy for predicting hurricanes and heavy rainfall. The study found that current models poorly simulate these waves, indicating a need for future improvements.
Scientists have discovered that planted mangroves can store a significant amount of carbon, reaching levels comparable to those in intact stands after just 20 years. The study used logistic models compiled from over 700 planted mangrove stands worldwide and found that the trees' carbon stock reached 71-73% of that found in intact stands.
China's 2023 annual temperature was the highest on record, with a warm-dry climate featuring record-breaking heatwaves and severe droughts. The country experienced heavy precipitation events and floods despite lower overall rainfall and fewer rainy days.
Researchers study droughts, wildfires, and precipitation changes across the US Southeast and globally. The Great Salt Lake's drying exacerbates regional droughts, while a Maui wildfire is linked to atmospheric patterns.
Researchers analyzed live-streams of hurricanes and storms, finding that people in affected areas used streams to discuss official risk advice and show support to impacted regions. The study highlights the importance of understanding how new technologies influence hazard risk perception and community engagement.
A recent study highlights the need for effective contingency plans and local community involvement in disaster response to mitigate losses. The analysis of landslides in São Sebastião, Brazil, revealed a breakdown in the early warning system, resulting in significant economic and human costs.
Forecaster.health predicts temperature-related mortality risks for different population subgroups based on sex and age. The system issues color-coded warnings for 580 European regions, considering social determinants of vulnerability.
A new study suggests that human activities may actually reduce the severity of droughts in certain regions. Climate model simulations indicate that aerosols and greenhouse gases produced by human activities have opposite effects on atmospheric chemical composition and precipitation mechanisms. This research challenges previous conclusi...
Researchers observed extreme cold temperatures across a broad region of Antarctica in late winter 2023, with record low temperatures recorded at multiple locations. The study highlights the importance of understanding atmospheric environments that lead to extreme cold temperatures and their impact on Antarctic operations.
A recent study by Oregon State University found that US adults are fairly confident in linking wildfires and heat to climate change, but less so for hurricanes, flooding, or tornadoes. The survey also revealed significant differences in responses based on politics, personal experience, and demographics.
Texas A&M University researchers have developed a 3D visualization technology to identify potential outcomes of hurricane flooding before it occurs. This allows for improved safety and reduced damage costs. The technology can also model specific buildings, accounting for basements, back entrances, and windows.
A team of scientists has found a correlation between atmospheric blocking over Scandinavia and the Ural Mountains and extreme weather events in Svalbard. The study suggests that this phenomenon is driving Arctic warming and mass loss of ice.
Arctic sea ice is expected to lose mass in the coming decade due to dominant natural climate patterns. Exposure to extreme temperatures, particularly heat, may lead to adverse birth outcomes in China. Researchers also found that ocean warming intensifies typhoons, but moderation comes from atmospheric temperature and humidity changes.
A study published in Nature Communications reveals that the Cerrado biome in Brazil is experiencing its worst drought in at least 700 years, caused by global warming. The research used chemical analysis of stalagmites to extend the perception of drought back seven centuries and linked it to disruption in the hydrological cycle.
Climate change is driving sudden onset of drying in South America and southern Africa, while Central Asia sees increased moisture due to warming temperatures
Climate change has led to decreased pollen production from plants, resulting in less diversity among pollinators, which could significantly impact food production. The study, conducted in the Great Basin region, examines how shifts in flowering times and extreme weather events affect pollinator availability.
A UCL-led team of researchers warn that climate change will aggravate brain conditions such as stroke, migraine, and dementia. The study, which reviewed 332 papers, found that extreme temperatures and weather events can disrupt sleep, exacerbate cognitive impairment, and lead to increased hospital admissions and mortality.
A recent study by University of Nebraska-Lincoln professor Cory Armstrong found that roughly 50% of those surveyed in the mid-south region couldn't accurately define a tornado warning. Meanwhile, 35% correctly identified a warning as a tornado being sighted or indicated on weather radar.
A study found that heavy snowfall and rain contribute to earthquake swarms in northern Japan by altering underground pressure. Climate conditions are linked to seismic activity, with the timing of intense precipitation events correlating with the start of quakes.
New research shows climate change will cause more severe combined wind-rain extremes in the UK and Ireland, leading to increased flooding and damage. The study found that stronger winds and heavier rainfall are likely to occur together, posing challenges for coastal areas and emergency response resources.
Residents in a Seoul, South Korea neighborhood have developed a 'disaster subculture' due to frequent extreme heat and cold, showing social welfare has a role to play in addressing climate issues. The study highlights the importance of understanding the lived experiences of marginalized communities to address their specific needs.
Climate scientists predict a 7 in 10 chance of record-breaking temperatures and humidity in the tropics, threatening humanitarian aid and medical care. El Niño's impact on tropical heat and humidity is expected to compound the effects of global warming, leading to extreme humid heat stress.
A recent study found that nearly 1 in 5 older adults in central Ohio report not being prepared for emergencies, with those in lower-income counties facing the greatest challenges. The study highlights the need for targeted interventions, such as tax levies and education on climate risks, to protect vulnerable populations.
The year 2023 saw unprecedented extreme weather events globally, with a record-breaking temperature increase of 1.45°C above pre-industrial times. Emerging features include earlier onset of heatwaves and increased simultaneous events in different parts of the world.
According to GIST researchers, extreme cold events (WACC) have intensified until the 2020s but are expected to decline post-2030s. This drastic shift in WACC trajectory has significant implications for global climate systems and weather patterns.
A recent machine learning study has discovered a surprising link between wildfires in the western United States and hailstorms in the central US. The research, led by Jiwen Fan, used ML algorithms to analyze vast datasets spanning two decades, predicting hail storms with remarkable accuracy.
A study analyzed over 2,000 tweets before and after Hurricane María made landfall, revealing insights into social media use during disasters. The research identified key categories of messages, including information about the disaster, emotional appeals for help, and solidarity efforts among marginalized communities.
The UK's 2022 drought, the worst since 1976, emphasized the importance of early mitigation measures due to its rapid onset and extensive impacts on water resources, wildlife, and people. Improved monitoring and forecasting systems can help prevent similar extreme weather events in the future.
Researchers from Kyushu University found that ocean-atmosphere coupling enhances teleconnection patterns, leading to more meandering jet streams and extreme weather events. The study highlights the significance of extratropical ocean-atmosphere interactions in climate variability.
A Washington State University-led study found that widespread, extreme temperature events can capture greater solar radiation and higher wind speeds to help power grids. This analysis suggests using more renewable energy at these times could reduce strain on grids during increased energy demand.
A new MIT-derived algorithm corrects coarse climate model predictions by 'nudging' them toward more realistic patterns, leading to more accurate forecasts of extreme weather events. The approach uses machine learning and dynamical systems theory to improve the resolution of large-scale climate models.
A new study finds that extreme tropical cyclone rainfall is increasing across the continental US, while climate warming restricts 'outdoor days' for people living in developing countries. Additionally, air pollution increases mortality risks from heat, especially when combined with other factors like wildfires and reduced aerosols.
A recent study found an increase in the number of extreme cold days in North China during 2003-2012, with a peak in 2003. The research suggests that natural decadal variability played a significant role in this trend, while human-induced climate change also contributed to regional extreme events.
A PSU study analyzed the meteorology behind the September 2020 Western United States extreme weather event, which caused record-breaking cold temperatures and early-season snowfall in the Rocky Mountains. The research found that a highly amplified wave pattern persisted for several days, fueled by dry air from western Canada.
A Mass General Brigham study found that emergency department visits and deaths rose by 1.22% and 1.4%, respectively, one week after major climate-driven weather events, with elevated mortality rates persisting for six weeks.
A recent study from the H. Lee Moffitt Cancer Center highlights the significant gaps in understanding and addressing the effects of hurricanes and extreme weather events on biological, psychosocial, and clinical outcomes among cancer survivors. The research reveals that these events can disrupt cancer care, exacerbate stress levels, an...
A recent study from the Hebrew University of Jerusalem uncovers notable correlations between the Indian Ocean and precipitation in the Middle East, which may lead to seasonal prediction of Fall precipitation. The research highlights a discernible upward trend in crucial Indian Ocean climate indices over the last four decades, indicatin...
A new study by Flinders University and Argentinian researchers found similarities between long-term climatic changes in South Australia and temperate agricultural areas in Argentina. The research highlights an increase in maximum and minimum temperatures, less precipitation, and more intense droughts and heatwaves.
A recent study published in npj Climate and Atmospheric Science reveals that changes in subtropical and midlatitude eddy activity control the variation of the Hadley cell edge latitude. The researchers analyzed 41 years of data and found associations with El Niño, La Niña, and the Arctic oscillation.
A study reveals that consecutive atmospheric river events lead to significantly higher economic losses in California, tripling expected damages compared to standalone events. This is crucial for emergency and water managers balancing flood risks with water shortage needs.
Researchers at the University of Bristol have discovered a significant connection between specific weather patterns and power faults. The study shows that winter weather patterns characterized by high wind speeds and precipitation volumes are responsible for many instances of power outages through wind, gale, and lightning strikes. Hig...
Researchers found that joint action of tropical and extratropical variations led to persistent heavy rainfall over Japan. The study revealed a link between upper-tropospheric blocking high, near-surface atmospheric flow, and cumulus convection in enhancing the northwestern Pacific subtropical high.
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.
Korea Maritime & Ocean University researchers have developed a new method for assessing the path-following performance of autonomous ships in adverse weather conditions. The computational fluid dynamics model can provide more accurate predictions of path-following performance and enhance safety in autonomous marine navigation.
A new study found that fossil fuel companies rarely respond to online discussions about extreme weather, but instead engage with sustainability initiatives and corporate efforts. Climate misinformation can fuel denialism and delay action, emphasizing the need for understanding how it's designed and spread.
A new study finds that tropical cyclone exposure is increasing globally, with vulnerable populations facing greater risks. The analysis reveals a significant increase in the number of people at risk from these storms, particularly among those over 60 and socioeconomically deprived.
The new platform, Arras Energy, simulates how all parts of an electric grid work together, making it easier to understand and apply the results. The tool can help utilities harden their distribution systems against extreme weather and integrate renewable energy sources.
Researchers analyzed data from 15 million customers in nine states and found that people in lower socioeconomic tiers experience significantly longer power outage durations. The study suggests that poorer communities are more distant from critical infrastructure or require more significant repairs to power lines.
Researchers at ETH Zurich have developed a new technology using satellite images and artificial intelligence to determine snow depth with high accuracy. The system can provide detailed snow distribution patterns, even for areas without existing measurements, and offers an indication of uncertainty.
A Washington State University study reveals that high-elevation snow in the Pacific Northwest is melting earlier due to frequent and intense heatwaves. The researchers found that these heatwaves have doubled in frequency and intensity since the mid-1990s, posing a significant threat to the region's water supply.
Researchers analyzed 13,000 hours of audio data from Okinawan forests before, during, and after typhoons, finding that ecosystems responded differently than expected. The study suggests that developed sites were more resilient to extreme weather than anticipated, but climate change may push these ecosystems to their limits.
A new study compiled over 600,000 records from US and Canadian wildlife rehabilitation centers to investigate the threats facing more than a thousand species by region, highlighting human activities such as climate change and extreme weather events