Articles tagged with Extreme Weather Events
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Researchers found that well-designed urban land patterns can moderate or even reduce population exposures to weather extremes, regardless of city size. Properly designed cities can generate a meaningful reduction in the increase in risks from climate change.
A team of experts identified 15 over-looked issues that could impact UK forests, including catastrophic ecosystem collapse, competition for water resources, and tree viral diseases. The research calls for urgent action to increase forest resilience.
A new type of algal threat is displacing corals globally due to blocking sunlight and producing harmful chemicals. Peyssonnelioid alga crusts are expanding quickly across reefs, killing off corals and transforming entire ecosystems.
Compound extreme events like heatwaves and droughts in eastern China were prolonged by land-atmosphere coupling, leading to devastating impacts on agriculture. The study highlights the crucial role of soil moisture and energy exchange in sustaining these events.
A new hybrid method developed by Concordia researchers combines data from Weibull probability distribution and numerical weather prediction models to improve wind speed forecasting accuracy. This innovation has the potential to significantly enhance urban power generation, particularly in areas with high variability in wind speeds.
A recent study found that Atlantic hurricanes are now twice as likely to strengthen from weak to major intensity in a 24-hour period than between 1970 and 1990. The study suggests that warmer oceans under climate change are driving this increase, with the fastest intensification typically occurring over warm sea surface temperatures.
Scientists analyzed European power blackouts and found that recovering within 13 hours can reduce up to 52% of power loss from cascading events. The study identifies early warning signs and operational training as key to building resiliency in the system.
A global study sheds light on extreme heat and drought events in 2022, attributing them to circulation patterns, oceanic forcing, and anthropogenic climate change. The research aims to enhance prediction and mitigation capabilities for future extreme weather occurrences.
Researchers developed a climate network analysis method to explore teleconnections, which describe how climate events in one part affect others worldwide. The study found areas like southeastern Australia and South Africa are significantly affected by these interconnected events, with stronger connections over time.
Research investigates impact of storm fronts, tropical storms, and cyclones on ocean circulation, finding changes in atmospheric synoptic variability (ASV) slow down ocean circulation and decrease primary productivity. ASV variations also affect mixing of ocean's layers and strength of oceanic circulation systems.
A new study surveyed leading UK food experts, finding that logistical distribution issues are the most likely cause of civil unrest in the next 10 years, but catastrophic failure resulting from extreme weather is more likely over 50 years.
A new study finds that experiencing record-breaking heat days increases perceptions that the weather is getting hotter, but has little effect on beliefs in climate change. Record-heat days can drive changes in the general perception that the weather is worsening, regardless of season or media coverage.
A team of researchers analyzed ancient leaf waxes to study past rainfall and drought patterns. By comparing their data with climate models, they verified how well those models capture past climate change and improved the accuracy of future rainfall predictions.
A global study reveals that extreme events over the last thirty years had substantial impacts on water use patterns, differing per sector and region. The domestic and irrigation sectors have the highest priority for water use worldwide, but stricter measures are often taken in favor of the domestic sector during extremes.
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 interdisciplinary center at the University of Utah aims to fortify the region's power infrastructure against climate-related threats, including floods, high winds, and drought. The $14 million center will gather and distribute climate and grid data to develop customized models for risk quantification and forecasting.
A new study reveals that weather conditions are a significant driver of global insect decline. Researchers found that unfavourable weather anomalies can lead to reduced insect survival probabilities, particularly in combination with other extreme weather events.
A new study found that multiyear La Niña events have become more common over the last 100 years, with warming in the western Pacific Ocean being a key factor. The study suggests that long-lasting La Niñas will exacerbate adverse impacts on communities around the globe.
Climate change exacerbates cardiovascular disease through poor air quality and extreme temperatures, according to a special issue of the Canadian Journal of Cardiology. Experts review environmental influences, exposures, and practical tips for healthcare providers to mitigate these effects.
River water quality is deteriorating during extreme weather events, such as droughts, heatwaves, rainstorms, and floods. The study found that water quality tends to decline during these events due to increased contaminant transport and reduced dilution.
Researchers at the University of Oklahoma are receiving US DOE funding to explore atmospheric processes that lead to extreme weather events. The project aims to better understand blocking patterns and their impact on climate change, ultimately informing local, state, and national leaders on how to prepare for these events.
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 study by the University of Leeds found that South American forests lost their ability to absorb carbon from the atmosphere during an extreme El Niño event in 2015-2016. This suggests that tropical forests may no longer be able to mitigate climate change, but conservation efforts can still protect them.
Climate extremes have a disproportionate impact on already stressed economies, leading to increased costs for households and reduced resilience to future shocks. The study's findings highlight the need for increased economic resilience to cope with climate-related disasters and mitigate non-climate related crises.
A new study suggests that emphasizing the need for energy independence and environmental stewardship could change people's minds about climate change. The research found that those who deny climate change often focus on personal experiences and local issues, but may not be aware of the scale of the problem.
Researchers propose standardized criteria for radiative cooling performance evaluation to improve reliability and comparability. The technology uses the sky as a heat sink to achieve cooling below ambient temperatures.
Research reveals that extreme weather events exacerbate existing problems of gender inequality and poverty, leading families to marry off children as a coping mechanism. Girls who are educated are less likely to be married off early, highlighting the importance of education in protecting against child marriage.
Scientists have analyzed satellite data to better understand the pre-monsoon season's microphysical features, including larger rain droplets and more heavy ice precipitation on land. Their findings could improve weather prediction and mitigate damage from adverse climate events.
Research reveals that heatwaves like the 2003 European heatwave could become the new norm, with increased mortality risks, especially for the elderly and poor. Ideal temperature ranges vary by location, and climate models predict a significant increase in heat-related deaths in coming years.
A new climate modeling method called ensemble boosting can simulate a large set of extreme but plausible heat waves, providing a worst-case scenario for planning and preparation. This method helps prepare for the potential loss of tens of thousands of lives in extreme heat waves.
Climate impacts like dry summers causing tree growth reduction and increased mortality in the Black Forest. The study found a peak in tree mortality in 2019, with mortality rates exceeding 40% of sustainable annual growth.
A new study found that cumulative exposure to extreme heat can worsen cognitive health, particularly among Black older adults and residents of disadvantaged neighborhoods. Researchers analyzed data from nearly 9,500 U.S. adults ages 52 and older, finding a link between high heat exposure and faster cognitive decline in these groups.
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 new study reveals the connection between Arctic daily warming and equator region as well as Atlantic storms, shedding light on the impact of North Atlantic Oscillation (NAO) and El Niño-Southern Oscillation (ENSO) on the phenomenon. The research provides a new perspective on weather and climate changes in the Arctic.
The first locally acquired malaria cases in the US in 20 years have been reported, highlighting the need for clinicians to be vigilant about the disease's symptoms. Malaria thrives in warmer climates and can cause serious illness and death if not treated, emphasizing the importance of rapid diagnosis and treatment.
Recent extreme events in Antarctica and the Southern Ocean are likely to become more common and severe due to global warming. The study calls for urgent policy action to protect the continent's fragile environments, which have global implications if not preserved.
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.
The study found that environmental conditions and the state of the ocean can lead to enhanced risk for ocean temperature extremes. Upwelling patterns on a short-term basis also initiate some of these marine heatwaves and cold spells.
Natural and social scientists must work together to address the climate crisis by understanding the complex interaction between environmental and social changes. The research highlights the importance of studying tipping points in both fields to inform climate change policies and practice.
Research reveals a significant cross-seasonal connection between Arctic sea ice and Eurasian summertime temperature fluctuations. The study found that changes in Arctic sea ice influence atmospheric waves over the North Atlantic–Barents-Kara Sea–Central Asia regions, leading to corresponding changes in temperature fluctuations.
A new study published in Circulation found that heat waves and high levels of fine particulate pollution can double the risk of fatal heart attacks. The combination of extreme temperatures and fine particulate pollution was associated with an increased risk of heart attack deaths, especially among women and older adults.
Climate change poses significant risks to heroic viticulture sites in Italy, Portugal, and Spain, including soil degradation and drought. The authors argue that farmers, scientists, and consumers must work together to protect these unique wine regions and their cultural heritage.
Researchers found that humidity plays a crucial role in extreme heat events in China, particularly in eastern regions. The study highlights the need to understand and limit humidity to mitigate regional changes in heat stress.
Researchers identify three distinct teleconnection patterns that precede intense Siberian High events, impacting surface air temperatures in East Asia. The Scandinavian, West Pacific, and Polar-Eurasian patterns trigger varying cold anomalies with distinct timing and persistence.
A new University of Missouri study examines the impact of farming practices on crop resilience to climate change, focusing on water and carbon fluxes in three contrasting ecosystems. The research found that native prairie ecosystems are most resilient to extreme weather, while tilled cropping systems are more sensitive.
The European Eastern Alps have seen a doubling of lightning strikes over the past four decades, with the highest changes occurring in high-altitude areas. Climate change is driving this trend, as rising temperatures fuel more thunderstorms and lightning.
Researchers at RIKEN have demonstrated a method to prevent severe weather events by inducing small perturbations in the Lorenz 96 model. This approach utilizes the inherent chaos in weather systems to limit extreme events, which become more common due to climate change.
The UK is investing £11 million to improve forecast accuracy for extreme weather events like storms, floods and droughts. Scientists are focusing on atmospheric turbulence to create more detailed models.
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.
Unseasonably warm and cold days prolong moth and butterfly activity by nearly a month, according to the study. Insect lifespans may also be affected, potentially leading to increased pathogen transmission.
A new study published by scientists at the University of Miami found that Miami residents may experience temperatures 6 degrees Fahrenheit higher on average than NOAA's official reported values, which can feel 11°F higher with humidity. The research team analyzed temperature and humidity data from low-cost sensors set up in outdoor loc...
A new study from Tufts University predicts a significant increase in extreme temperatures affecting wheat yields in the US and China. The research warns of potentially disastrous consequences for global food supplies if crops are impacted by heat stress, which can occur at temperatures above 27.8°C.
A Eurac Research-led team tested drones' effectiveness in locating and providing first aid to injured people in difficult-to-access terrain. The study found that drone-assisted rescue operations reduced treatment time by 30% and saved critical minutes in cases of traumatic injuries and cardiac arrest.
A WVU researcher is developing a data-driven approach to enhance roadway maintenance operations, incorporating AI analysis of real-time data from sensors on consumer cars and roadside observation stations. The goal is to minimize time and resources spent on less affected roadways, reducing winter maintenance costs and time.
A new Dartmouth study projects a 52% increase in extreme precipitation events in the Northeast by the end of the century. The region is expected to experience more frequent heavy rainfall events, with winter and spring contributing most to this projected increase.
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.
Researchers create an AI-based approach to predict precipitation intensity and variability, addressing the missing piece of cloud organization in traditional climate models. The new algorithm improves precipitation predictions, including extreme events, and enables better projections of future changes in the water cycle.
A new study suggests that modular production techniques can minimize construction delays caused by weather, resulting in cost savings for builders. The research estimates that using modular construction can reduce costs by approximately AUD$40,000 on a $6.4 million project.
Physicians are urging primary care teams to use data-driven approaches to prevent and mitigate climate-related health issues, dubbed "precision ecologic medicine". This approach combines patient-specific data with climate-related information to predict and support vulnerable patients.