Articles tagged with Heat Waves
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A new study led by climatologists at the University at Albany found that extreme heatwaves in the Caribbean have increased significantly over the last five decades. The study reveals that heatwaves are lasting longer and occurring more often, especially in Cuba, Haiti, Puerto Rico, and the Dominican Republic.
The study maps where and how millions of animals may be affected by heat stress in Europe. Regional differences were found, with southern European countries such as Italy, Spain, Greece, and Romania likely to face significant impacts.
Recent research reveals that volcanic eruptions can cause unpredictable weather patterns, including volcanic rain, dust storms, and unstable Antarctic air. The study also found that the Antarctic surface atmosphere has become less stable and more prone to gravity waves since the 1950s.
The 106th Annual Meeting of the American Meteorological Society will focus on the intersection of technology and human decision-making in weather, water, and climate sciences. The meeting will feature keynote presentations, Presidential Sessions, and named symposia highlighting key Earth science topics.
A Florida Atlantic University survey finds that 36% of Floridians have moved or are considering relocating due to weather hazards. The survey also reveals concerns about climate change, with only half of Floridians believing it is caused by human activity.
To mitigate excessive heat strain, it is essential to limit physical exertion and maintain hydration. Griffith University researchers recommend resting in shaded or cool spaces for 15-45 minutes per hour depending on work intensity.
Researchers investigate how adjacent cities exacerbate each other's heat island effects. A study also highlights the need for improved hindcasting infrastructure in climate science. Additionally, a campaign monitors pinned clouds over industrial sources of heat and finds that trees are more reliable against heat stress than buildings.
Researchers predict that deadly hotter and longer heatwaves will become the norm due to delayed net zero carbon emissions. The study shows that the longer it takes to reach net zero, the higher the occurrence of extreme heatwave events.
A new study finds that past heat waves in Europe could become far deadlier in today's warmer climate, with weekly deaths potentially reaching up to 32,000. Researchers used AI and statistical techniques to estimate the death toll based on historical data and global average temperatures.
Researchers have discovered that extended periods of high stress in wheat crops can lead to iron deficiency and stunted growth. By reducing iron deficiency with a synthetic organic molecule called PDMA, plants are able to improve photosynthesis and biomass under heat stress conditions.
The Lancet Countdown report reveals that the world is facing unprecedented levels of health threats due to climate change, with millions of lives lost unnecessarily. The report calls for urgent action to limit future harm by prioritizing human health in policy decisions.
A major study published in the European Respiratory Journal found that heatwaves increase the risk of moderate-to-severe obstructive sleep apnoea (OSA) by 13% during peak heatwave periods. The risk is higher when humidity is also high, with a 1.1% increase for every 1°C rise in nighttime temperature.
Researchers at PolyU developed an innovative parameter to evaluate photoactive materials for ST-OPVs, advancing high-performance devices with low-cost production and environmental sustainability. Record light utilisation efficiency of 6.05% was achieved in semi-transparent solar cells.
Recent research from the American Meteorological Society reveals a false global heat record, suggests that severe weather events are increasing in frequency, and predicts an expansion of fire-prone areas. The study also examines the impact of cold wakes on tropical cyclone rainfall and finds that they intensify with global warming.
Researchers found compound drought-heatwave events rippling and persisting through the night, exacerbating heat-related health risks. Soil dryness plays a key role in triggering these extreme events, which can affect crops, wildfires, and daily life.
The June 2023 heatwave significantly disrupted phytoplankton blooms and stressed marine species. Rapid climate change increases the likelihood of such events, with about a 10% chance occurring each year.
A new study found that marine heatwaves impact the base of ocean food webs, changing carbon cycling in the process. However, the effects of the two heatwaves were not consistent, with one causing a 'conveyor belt' to jam and increasing the risk of carbon returning to the atmosphere.
New research from Griffith University finds that ceiling fans are not effective in fully alleviating heat-induced physiological strain for vulnerable populations. The study recommends using ceiling fans early during heat exposure and combining them with air conditioning to minimize health risks.
Researchers at the University of Tsukuba found that 2023 marine heatwaves significantly exacerbated the record-breaking East Asian summer heatwave. The study revealed that changes in cloud cover and water vapor enhanced solar radiation reaching the ground, amplifying surface temperatures.
Researchers at PolyU are pioneering next-generation personal cooling solutions using advanced textiles and intelligent wearables. Their innovations include spectrum-selective textiles, thermal insulation, ventilative and evaporative cooling, and AI-driven frameworks that deliver personalized, energy-efficient cooling.
A new study from Penn State researchers found that submerging hands and forearms in room-temperature tap water can effectively cool older adults and reduce their heart rate during extreme heat. The study demonstrated a reduction in core body temperature by about half a degree Fahrenheit, which may help prevent heat-related illnesses.
Research by ETH Zurich reveals human-induced climate change has increased extreme heat wave frequency and severity, with fossil fuel and cement production contributing significantly. The study highlights the responsibility of large carbon emitters, such as oil and gas companies, in exacerbating heat waves.
Compound heat and air pollution episodes are becoming more frequent and intense in US cities, posing a significant threat to public health. The study found that urban areas experience more frequent overlaps of extreme heat with harmful air pollutants than surrounding rural areas.
A new deep-learning model calculates urban heat stress per square meter in the future, considering geodata and weather forecasts. The model simulates a range of climate scenarios, including increased heat stress due to rising greenhouse gas emissions.
A study of over 40 research studies found that older adults often don't understand the risk of extreme heat and aren't prepared for long periods of hot weather. The researchers suggest that individuals themselves go through transformations as they age, which can affect their bodies' reactions to heat.
Researchers found that heat waves across Africa are now hotter, longer, and more frequent, mainly due to human activities. The study aimed to fill the knowledge gap on climate extremes in Africa and provide insights for mitigation and adaptation strategies.
A new study reveals that a combination of large-scale atmospheric circulation and strong soil moisture feedback contributed to North China's record-breaking three-day heatwave in late June 2023. The study found that the extreme heat was amplified by an unusually dry season, with temperatures soaring past 40°C in some areas.
Recent research from American Meteorological Society journals predicts a new record for lightning and a decrease in hurricane frequency. Additionally, fire forecasts have been updated to better manage water resources in Colorado's Gunnison River Basin.
A study predicts that Barcelona will experience extreme and dry heat periods with temperature increases of up to 4ºC and a general reduction in relative humidity. The research forecasts an increase in average maximum temperatures of 4ºC and average minimum temperatures of 3.5ºC if greenhouse gas emissions are not drastically reduced.
A study found that declining aerosols are up to 2.5 times more influential than greenhouse gases in driving changes in heatwave occurrence in populated areas. Higher levels of aerosols suppressed heatwave exposure by reflecting the sun's rays, but this trend is now reversing due to clean air policies.
A recent study published in Science Advances found that extreme heat can reduce milk production by up to 10% and even when farmers use cooling technologies. The researchers analyzed data from over 130,000 Israeli dairy cows and surveyed more than 300 dairy farmers to understand the impact of climate change on milk supply.
A new study synthesized over 70 publications on the 2021 heat wave, attributing it to a rare high-pressure ridge and increasing temperatures. The researchers predict that such events will become more frequent as the climate warms.
Meerkat research reveals how desert specialists handle environmental change, while a new study outlines a pathway to co-management with Tribal Nations, and another finds that marine heatwaves affect fish development, leading to a delayed maturation process. Drylands also contribute to increased methane emissions.
Researchers estimate that temperatures several degrees above the 2022 UK heatwave are plausible in today's climate, with a simulated maximum of over 45°C (113°F). The likelihood of 40°C will continue to rise as the climate warms.
Researchers at Uppsala University predict that concurrent extreme events will become more frequent due to climate change, posing new challenges for preparedness. The study examines six types of events and finds a sharp increase in combinations of heatwaves and forest fires, as well as heatwaves and droughts, in various regions worldwide.
A new study found that heatwaves can increase disease burden by up to 13 times, driven by complex interactions between temperature attributes and baseline temperatures. This knowledge is crucial for predicting the impact of heatwaves on disease spread and highlights the need for more detailed models.
A new study from Goethe University confirms that climate change and extreme weather events are devastating amphibian diversity. Analysis of global weather data reveals a direct connection between increased heat waves, droughts, and declining salamander populations.
Researchers found that gradual warming causes significant changes in the plankton community, while heatwaves amplify these effects. The study used historical data and an experiment to simulate future warmer scenarios with and without heatwaves.
The University of Maryland-led study found that the bay experiences 25 days of heat waves annually, with a 10% uptick in recent years. Satellite data shows varying duration and frequency of heat waves across different regions of the bay, highlighting the need for a marine heat wave warning system.
Researchers have discovered that urban areas experience a greater difference in wet bulb globe temperature between 0.5 m and 1.5 m above ground due to surface heat radiation, posing health risks to children and pets during extreme heat events. Total solar eclipses also alter atmospheric conditions and insect behavior, with some species...
A 19-year study finds that 20,000 people died from heatstroke and 15,000 from cold exposure in India between 2001 and 2019. The study identifies working-age men as most vulnerable to heat-related deaths, highlighting the need for measures such as shaded parking areas and relief provisions.
A new study by Simon Fraser University found gaps in BC's extreme heat response plans, with urban greening being the most common mitigation strategy. The research highlights the need for co-operation and co-ordination across jurisdictions to improve neighbourhoods and address socio-economic disparities.
Recent research highlights increased fire activity in the western US, with wildfires becoming less prone to calming down at night. Meanwhile, extreme turbulence on hurricane flights has led to a new 'bumpiness' metric. Climate extremes are also evident in shifting energy demands for heating and cooling in Chinese megacities.
A new study found that compound heatwaves significantly increase cardiac mortality and are more impactful than traditional binary definitions of heatwaves.
A new poll found that nearly 3/4 of older Americans have experienced at least one extreme weather event, increasing their concern about climate change's effects on their health. Those who lived through such events are more likely to express worry about the impact on themselves and future generations.
A new meta-analysis of over 400 laboratory studies involving more than 6,800 participants highlights the effects of different heating methods on heart performance under heat stress. The study shows that exposure to encapsulated heating methods can lead to significantly increased heart rates and cardiac strain.
Research published in the European Heart Journal suggests that Australia's burden of cardiovascular disease caused by extreme heat will more than double by 2050. The study found that hot weather costs around 49,483 years of healthy life annually, with this number expected to increase significantly under climate change scenarios.
A study predicts East Coast estuaries will face devastating consequences from increased marine heat waves, with potential ecosystem collapse and job losses. The researchers found strong connections between estuaries in similar geographic regions, driven by atmospheric heat exchange.
A new study suggests that extreme weather events are crucial to understanding phenological responses in plants and insects. The research found that disruptions to the delicate relationships between certain species, such as the yucca plant and yucca moth, can have significant consequences for survival.
A new study suggests that extreme heat exposure accelerates biological aging in older adults, with participants experiencing greater increases in biological age in neighborhoods with more days of high heat. The study analyzed epigenetic changes and found a significant correlation between heat index values and biological age.
Research highlights the impact of wind on wildfire growth, with areas in the US Southeast vulnerable to extreme heat and precipitation events. Meanwhile, a study suggests the 'drought' of EF5 tornadoes may be due to stricter ratings rather than changes in tornadoes.
A recent study found that electric fans provide little cooling relief for older adults indoors during extreme heat due to their limited sweat production. Dr. Fergus O'Connor from Griffith University suggests using air conditioning at a higher temperature in conjunction with a fan to provide effective cooling and reduce operating costs.
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.
Worsening heat waves exacerbate symptoms of neurodegenerative diseases like Parkinson's and dementia due to impaired sweating and blood flow. Doctors can take proactive steps by regularly screening for social isolation, providing resources, and utilizing telemedicine to monitor high-risk patients.
A new study estimates that 4 million Alaska common murres died following the 'warm blob', a marine heat wave that impacted ocean productivity and food supply. The die-off had devastating effects on seabird populations, with colony sizes dropping by half in some areas.
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.
The USC-led CLIMA Center will investigate the combined impacts of climate-related exposures and adaptation capacity on human health, using a transdisciplinary approach. The center aims to inform policies that protect vulnerable communities and strengthen climate resilience.
A recent study identifies 'heatwave hotspots' across the globe, with extreme temperatures breaking records and causing devastating effects. The phenomenon is not limited to specific regions, but its causes are still unclear, highlighting the complexity of climate change.
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.