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الوسم: extreme weather

  • Climate change and heart health: The rising danger of extreme weather

    Climate change and heart health: The rising danger of extreme weather

    Extreme weather events are increasing worldwide, and scientists are uncovering how these changes might be impacting human health in ways we didn’t fully understand before.

    Recent research indicates that extremely hot days, very cold days, and heavy rainfall can all elevate the risk of developing heart disease.

    Heart disease remains one of the leading health issues globally, affecting the functioning of the heart and blood vessels. Known risk factors include poor diet, smoking, and lack of physical activity. This new evidence suggests that environmental factors, particularly severe weather conditions, may also significantly contribute.

    The study, carried out by researchers from Xiamen University in China and published in the American Journal of Preventive Medicine, analyzed extensive data tracking individuals over multiple years. It incorporated weather data and health outcomes from numerous Chinese cities.

    Findings revealed that each kind of extreme weather had a distinct impact on heart health. Hot days showed a strong association with increased cases of heart disease. For every additional scorching day, there were over a thousand extra instances per 100,000 people. Cold weather also raised risks, but less dramatically. Heavy rain, which has been less studied previously, was also associated with negative effects on cardiovascular health.

    An important aspect was that vulnerability varied among different groups. Smokers, those nearing retirement age, and residents of polluted areas were more sensitive to heat. Individuals with higher body weight were more affected by cold temperatures. Older adults and those living in rural settings were more prone to weather-related risks during heavy rainfall.

    The researchers explained that extreme temperatures cause significant physiological stress. Heat causes the body to work harder to cool itself, increasing strain on the heart. Cold temperatures cause blood vessels to constrict, elevating blood pressure and making the heart work more intensely.

    Another intriguing discovery was the relationship between body weight and temperature. In very hot conditions, body fat may act as a protective barrier against excessive heat. Conversely, in cold environments, higher body weight can add to heart strain, increasing the risk of cardiovascular problems.

    Heavy rainfall events are more complex because their patterns are less predictable than temperature fluctuations. However, the scientists suggest that sudden shifts in temperature and humidity during storms may stress the body and heighten heart-related dangers.

    Using advanced statistical and computational techniques, the team combined large-scale population data with individual health details. This approach provided a clearer understanding of how weather influences cardiovascular risk.

    The study’s findings imply that climate change may directly impact heart health. As extreme weather becomes more frequent, the number of vulnerable individuals could rise, highlighting the need for governments and healthcare systems to plan proactively and safeguard at-risk populations.

    Overall, this research underscores that severe weather is a significant, yet often overlooked, factor in heart disease. It emphasizes the importance of awareness and preparedness as our climate continues to evolve.

    While the study is comprehensive and based on solid data, some limitations exist. Its focus on a single country means results may not be universally applicable. Also, although a strong correlation was observed between weather conditions and heart disease, causality cannot be definitively established.

    Further research across different regions and climates is necessary. Nonetheless, these findings highlight the importance of considering climate factors in future health strategies.

    For those concerned about heart health, it’s worth exploring how herbal supplements may impact heart rhythms and how consuming eggs could potentially lower the risk of heart disease.

    Additional findings suggest that apple juice might promote heart health, and that eating yogurt may reduce mortality related to cardiovascular issues.

    Source: Xiamen University.

  • Extreme Weather Risks: Hidden Dangers to Your Heart

    Extreme Weather Risks: Hidden Dangers to Your Heart

    A recent study has shown that extreme weather events—such as scorching hot days, freezing cold days, and heavy rainfall—may elevate the risk of heart disease, particularly among middle-aged and older adults.

    This research highlights how climate change impacts human health in addition to the environment. Heart disease, also called cardiovascular disease, ranks as the leading cause of death in many nations. It encompasses issues like heart attacks, strokes, and other conditions affecting the heart and blood vessels.

    While many are aware that lifestyle choices—such as diet, smoking, and physical activity—affect heart health, this new evidence suggests that weather and climate conditions play a significant role too.

    Conducted by scientists from the School of Public Health at Xiamen University in China, the study was published in the American Journal of Preventive Medicine. Researchers analyzed data collected via large-scale national surveys from 2015 to 2020, covering numerous cities and thousands of individuals across China.

    The team examined how different types of extreme weather influenced heart disease risk, focusing on days with temperatures above 38°C (around 100°F), below -10°C (14°F), and periods of heavy rainfall. They discovered that each of these conditions was associated with increased rates of heart problems.

    Findings indicated that each additional day of extreme heat corresponded with more than 1,000 extra cases of heart disease per 100,000 people. Cold weather also contributed to heightened risk, though to a lesser extent. Heavy rainfall, an area with less prior research, also showed a clear connection to higher heart disease rates.

    Certain populations were more vulnerable; for instance, individuals nearing retirement age, smokers, and residents living in areas with high pollution levels were more likely to experience adverse effects from extreme heat. People with higher body weight were at increased risk during cold spells, while rural inhabitants and older adults were more affected by heavy rainfall.

    The study explains that the human body reacts differently to temperature extremes. Hot conditions strain the cardiovascular system as it tries to cool the body down, stressing the heart. Cold temperatures cause blood pressure to rise and make the blood thicker, which increases strain on the heart.

    Interestingly, body fat may offer some protection against heat by helping to reduce heat absorption. However, excess weight can amplify the burden on the heart during cold weather.

    Researchers employed sophisticated computer modeling to understand these patterns better. This approach allowed for analysis of broad regional trends and detailed individual effects, revealing clear links between weather patterns and cardiovascular health.

    As climate change leads to more frequent and severe weather events, the study underscores the importance of improved planning and protection measures. Health systems need to prepare for these risks and support those most susceptible.

    Ultimately, this research emphasizes that extreme weather is not merely uncomfortable—it can also be dangerous to heart health. Protecting future well-being will require not only healthier lifestyle choices but also a deeper understanding of environmental hazards.

    Although the findings strongly suggest a relationship between climate conditions and heart disease risk, it’s important to note that the study was observational. Therefore, it demonstrates a correlation but doesn’t prove direct causation. Additional research across different populations and regions is necessary to confirm these results. It also remains essential to explore how personal behaviors and local circumstances influence these risks.

    If you are interested in maintaining heart health, consider reading about top heart-healthy foods and how oranges may help combat obesity, diabetes, and cardiovascular issues.

    For more health insights, check out recent studies on creating a simple 7-day diabetic meal plan and learn why adding black beans to your diet can be beneficial.

    Source: Xiamen University.

  • Munich Re: Disaster Losses Fall in 2025, But Still Concerning

    Munich Re: Disaster Losses Fall in 2025, But Still Concerning

    Global damages from natural disasters decreased significantly to $224 billion in 2025, according to reinsurer Munich Re. The organization cautioned that the overall situation remains concerning, with extreme weather events likely exacerbated by climate change. The total was nearly 40% lower than the previous year, partly due to the absence of hurricanes making landfall in the U.S. mainland for the first time in several years.

    Despite this dip, Munich Re highlighted that the year’s most alarming patterns involved flooding, major storms, and wildfires. The most expensive disaster was the wildfires in Los Angeles in January, which resulted in $53 billion in damages and approximately $40 billion in insured losses. Munich Re’s annual disaster report emphasized how many of these extreme events appeared to be influenced by climate change, with the world narrowly avoiding potentially higher tolls due to luck.

    Tobias Grimm, Munich Re’s chief climate scientist, stated, “The planet is running a fever, leading to a cluster of severe and intense weather events.” Last month, Swiss Re, another key player in the reinsurance sector, also reported a substantial drop in total losses for 2025, estimating damages at $220 billion.

    Munich Re’s data shows insured losses for the year reached $108 billion, a steep decrease from the previous year. The number of lives lost globally during natural disasters rose to approximately 17,200—more than the 11,000 recorded in 2024 but slightly below the 10-year average of 17,800.

    Grimm described 2025 as having “two faces”: the first half endured the most costly period for the insurance industry ever, but the second half experienced the lowest losses in ten years. The cumulative impact of smaller-scale disasters, such as localized floods and wildfires, proved to be particularly significant, totaling $166 billion last year.

    The earthquake in Myanmar in March was the year’s second most costly event, causing an estimated $12 billion in damages, most of which was uninsured. Tropical cyclones caused roughly $37 billion in damages. Hurricane Melissa struck Jamaica with considerable force, resulting in damages around $9.8 billion.

    Within the U.S., total losses reached $118 billion, with insured damages around $88 billion—roughly matching estimates from Climate Central, a nonprofit focused on climate issues. The Asia-Pacific region faced about $73 billion in damages, but only $9 billion was insured. Australia experienced its second-costliest year since 1980, mainly due to severe storms and flooding. Europe’s disaster-related costs reached $11 billion, while African nations reported losses of about $3 billion, most of which was uninsured.

    This report arrives amid increasing skepticism regarding environmental policies, especially after the U.S. saw the return of President Donald Trump, who dismisses climate science as a “hoax.” Nonetheless, Grimm warned that the Earth continues to warm, leading to more humidity, stronger rainfall, and higher wind speeds—further signs that climate change is actively contributing to extreme weather events.

  • EU Report: 2025 Nears Second Hottest Year on Record

    EU Report: 2025 Nears Second Hottest Year on Record

    The Earth is heading toward its second hottest year on record in 2025, matching 2023 after experiencing a historic high in 2024, according to Europe’s climate monitoring service. Data from the Copernicus Climate Change Service confirms that global temperatures are likely to surpass 1.5°C above pre-industrial levels—a key threshold outlined in the 2015 Paris Agreement for safer climate conditions.

    Between January and November, global temperatures increased by an average of 1.48°C, making 2025 currently the second-warmest year after 2023, based on the latest monthly figures. Samantha Burgess, the climate strategy leader at Copernicus, stated that the three-year average for 2023 to 2025 is on track to break the 1.5°C mark for the first time. She emphasized that these milestones are more than just numbers—they highlight the rapid acceleration of climate change, and the only way to slow future temperature rises is by quickly reducing greenhouse gas emissions.

    In October, UN Secretary-General Antonio Guterres warned that international efforts might fall short of limiting global warming to below 1.5°C in the coming years. Last month was the third warmest November on record, with global surface temperatures rising 1.54°C above pre-industrial levels and an average temperature of 14.02°C.

    While these temperature increases may seem small, scientists warn they are already causing climate instability, leading to more intense and frequent storms, floods, and other natural disasters. The report pointed out numerous extreme weather events last month, including tropical cyclones in Southeast Asia that caused widespread flooding and loss of life.

    In November, the Philippines endured severe typhoons that resulted in approximately 260 fatalities, accompanied by catastrophic floods in Indonesia, Malaysia, and Thailand. The autumn months—September through November—also saw the third-highest global average temperatures on record, following 2023 and 2024. Warming was particularly evident in northern Canada, over the Arctic Ocean, and across Antarctica, though some areas like northeastern Russia experienced colder-than-normal conditions.

    Copernicus’s measurements draw on billions of satellite and weather data points collected from land and sea, with records extending back to 1940. Human activities, especially the massive burning of fossil fuels since the industrial revolution, have significantly increased the planet’s temperature. Although nations agreed to phase out fossil fuels at the 2023 COP28 summit in Dubai, progress has slowed. The recent COP30 conference in Brazil concluded without a firm commitment to end oil, gas, and coal usage, due to opposition from fossil fuel-producing countries.

  • Climate Change Drives Increased Landslides in Pakistan

    Climate Change Drives Increased Landslides in Pakistan

    Researchers have documented 335 non-earthquake landslides that caused damage to roads with rocks, mud, and ice between 1990 and 2023.

    A minor shallow landslide occurred along the N45 near Balakot. PHOTO: NAZIR BAZAI

    The unpredictable fluctuations in temperature and rainfall are prompting landslides in Pakistan, even along a heavily traveled and picturesque mountain route known as the ‘tourism highway.’

    Pakistani and Chinese experts analyzed the N-15 highway, which passes through scenic regions including Balakot, Babusar Top, Naran, and Chilas. They examined 455 satellite images, climate data, and on-site human feedback spanning from 1990 to 2023, discovering at least 335 landslides, none of which were triggered by earthquakes. These events included rocks, mud, and ice crashing onto infrastructure and blocking the highway.

    The researchers employed a three-step methodology: first, they collected satellite imagery from Landsat and Sentinel-2 satellites for remote observation; second, they downloaded Google Earth images to verify landslide occurrences and boundary delineations; third, they conducted ground surveys in areas identified by the satellite data.

    Climate data indicates a rise in temperatures and precipitation during this period, correlating with an increase in landslides. The study also analyzed daily weather records—including soil moisture, heat, rainfall, snow cover, and vegetation—and concluded that landslides grew more frequent over time, notably after 2005, due to higher temperatures, snowmelt, and rainfall.

    The data shows that about 84.1% of landslides happened during the warm months from April to October, emphasizing the need for enhanced monitoring and early warning systems in this timeframe.

    Landslide behaviors vary according to the area’s geology. For instance, Balakot has subtropical conditions with high precipitation—mainly rain and ice—that often trigger landslides. The region from Babusar Top to Naran is alpine, where soil moisture and rainfall are primary factors. In contrast, Chilas, being semi-arid, experiences landslides mainly caused by geological features and heat.

    This study offers valuable insights into three distinct mountainous climatic zones, which can guide future risk assessments, infrastructure development, early warning initiatives, and disaster mitigation strategies.

    Monitoring stations established by Dr. Bazai’s team at the China-Pakistan Joint Research Center and KIU help track glacier avalanches and landslides. PHOTO: NAZIR AHMED BAZAI

    Rising temperatures accelerate snow and ice melt, thawing frozen ground and increasing underground water pressure. Changes in rainfall patterns further intensify surface runoff and soil saturation, heightening landslide risks. Notably, these extreme weather shifts are more pronounced after 2005.

    While geology, soil type, moisture, and vegetation all influence landslide susceptibility, steep slopes are especially vulnerable. Using 12.5-meter resolution ALOS PALSAR elevation data, researchers determined that over 86% of incidents occurred on slopes steeper than 40°, with 65% at elevations between 1,000 and 2,500 meters. These figures are crucial for developing early warning systems and planning risk reduction measures.

    Field teams conducted two visits along the N-15 Highway in August 2022 and April 2023 to improve data accuracy. Local residents knowledgeable about geohazards provided insights on nearby landslides threatening communities.

    Satellite imagery proved effective in identifying unstable regions; for example, in 2022, satellite data detected instability in Balakot, later confirmed by field surveys revealing displaced debris and damaged infrastructure. Nazir Ahmed Bazai of the China Pakistan Joint Research Center on Earth Sciences underscores the importance of integrating local knowledge and scientific observations. “In 2022, satellite data indicated instability in regions like Balakot, which we confirmed through fieldwork,” he said. “Community members share how they adapt by avoiding high-risk areas during monsoon season or relocating temporarily. However, limited resources and infrastructure mean responses are mostly reactive rather than proactive. Combining local insights with scientific data is key to enhancing early warning systems and building resilience over the long term.”

    Bazai advocates for both natural and engineered solutions. He recommends using low-cost bioengineering techniques, such as planting deep-rooted vegetation to stabilize vulnerable slopes. He also suggests constructing protective barriers and improving drainage infrastructure along the highway to reduce landslide frequency and severity. Real-time monitoring with affordable sensors that track rainfall, soil moisture, and snowmelt—particularly near Babusar Pass—could deliver timely alerts for residents and visitors.

    Community education campaigns on landslide evacuation procedures and the use of monitoring tools can bolster local preparedness, Bazai added.

    In 2019, Dr. Melanie Froude of the University of Sheffield and Dave Petley, Vice Chancellor of the University of Hull, compiled the Global Fatal Landslide Database, which recorded 1,583 deaths caused by 215 non-earthquake landslides in Pakistan between 2004 and 2016. She emphasizes the importance of research, regulation, and education in preventing such tragedies.

    In an interview with The Express Tribune, Froude explained that landslides are often viewed as local issues requiring a nuanced understanding of regional geology and environment. “Research helps us understand how hillslope materials respond to factors like rainfall or added weight, revealing when slopes may become unstable,” she said.

    She urges strict regulation—such as inspection and enforcement of construction rules tailored for mountain environments. Proper planning concerning building size, foundations, and adherence to national standards are essential.

    Education is equally critical. By understanding the causes of slope failure, communities and local authorities can better prepare and respond. “Engineers use sophisticated models to design stable slopes, but these are often costly. Providing simple, effective, low-cost guidance tailored to local geology and climate is vital, especially where technical expertise may not be affordable,” Froude noted. She also highlights the role of NGOs and community groups in raising awareness about landslide risks.

    One practical approach involves maintaining vegetation on slopes and installing efficient drainage systems to reduce water accumulation.

  • Storms Wreak Havoc in Central-Eastern US, Leaving 16 Dead

    Storms Wreak Havoc in Central-Eastern US, Leaving 16 Dead

    Bryson Mattson and Eduardo Lopez from Indiana Restoration and Cleaning Company clean up storm damage at Prana Play in Carmel, Indiana, on April 3, 2025. — Reuters

    • 10 fatalities reported in Tennessee.
    • NWS warns of significant flash flooding risks ahead.
    • Over 100,000 individuals are currently without electricity.

    WASHINGTON: Severe storms continue to wreak havoc across the central-eastern United States, resulting in at least 16 deaths, according to officials. The National Weather Service issued a warning on Saturday about impending “severe” flash flooding in the days to come.

    A wave of intense storms extending from Arkansas to Ohio has caused extensive property damage, flooded highways, and generated numerous tornadoes in recent days.

    Tennessee has experienced the brunt of this extreme weather, with state officials reporting that 10 individuals lost their lives across the western regions on Saturday.

    In Kentucky, two people died due to flooding, as mentioned by Governor Andy Beshear, including a child who was “swept away by floodwaters.”

    Images shared on social media and local news platforms depict widespread destruction caused by the storm across multiple states, featuring collapsed homes, downed trees, power lines, and overturned vehicles.

    The National Weather Service (NWS) stated that “severe, widespread flash flooding is anticipated” through Sunday in various parts of the central-eastern area, emphasizing that “lives and property are at significant risk.”

    Local media and authorities reported two storm-related fatalities in Missouri and one in Indiana.

    A five-year-old child was discovered deceased in a residence in Little Rock, Arkansas, which was linked to the ongoing severe weather, according to the state’s emergency management agency.

    Governor Beshear of Kentucky noted on social media Saturday that flooding has risen to unprecedented levels in numerous communities, urging residents to “avoid travel and never attempt to drive through flooded areas.”

    By early Sunday, over 100,000 customers were without electricity in Arkansas and Tennessee, as reported by the tracking site PowerOutage.us.

    The NWS warned on Saturday that moderate to severe tornadoes might develop in the Tennessee Valley and Lower Mississippi Valley on Sunday, along with “strong thunderstorms.”

    Experts assert that climate change is altering weather patterns and the water cycle, leading to an increase in the frequency and intensity of extreme weather events.

    Last year set records for high temperatures in the United States, which also faced a series of tornadoes and destructive hurricanes.

  • US Weekend Extreme Weather Deaths Increase to 36

    US Weekend Extreme Weather Deaths Increase to 36

    A man inspects the damage to his home following a deadly tornado that struck in the Alpine community near Plantersville, Alabama, on March 16, 2025. — Reuters
    A man inspects the damage to his home following a deadly tornado that struck in the Alpine community near Plantersville, Alabama, on March 16, 2025. — Reuters

    • President Trump promises assistance to impacted states, reports 36 fatalities.
    • Missouri records the highest death toll among six affected states.
    • Several states remain on alert due to potential wind and tornado threats.

    Parts of Pennsylvania, New York, and other Mid-Atlantic and Southeastern states are still under a National Weather Service watch for hazardous winds and tornadoes, with the storm-related fatalities from the weekend rising to 36 across six states.

    In an announcement from the White House, President Donald Trump stated, “We are closely monitoring the tornadoes and storms. Tragically, 36 innocent lives have been lost, and countless others are suffering.”

    He mentioned that the National Guard had been activated in Arkansas and promised support to both state and local authorities.

    The severe weather system that affected the South and Midwest moved eastward on Sunday. More than 340,000 customers were without power in the impacted regions by late Sunday afternoon, as reported by PowerOutage.

    Missouri experienced the highest number of fatalities, reporting 12 deaths across five counties, according to the state’s highway patrol on X. Missouri Governor Mike Kehoe noted that one person remains missing, and extensive damage was reported across 27 counties.

    Robbie Myers, emergency management director for Butler County, Missouri, shared that over 500 homes, a church, and a grocery store were entirely destroyed. He noted that a mobile home park was “completely leveled.”

    “The devastation around here is overwhelming,” remarked local resident Rick Brittingham to Reuters from Butler County. “The trailer park up the street suffered fatalities. We can consider ourselves lucky; at least I still have a home.”

    In Mississippi, Governor Tate Reeves reported six deaths as a result of the storms: one in Covington County, two in Jefferson Davis County, and three in Walthall County.

    Preliminary assessments indicated that 29 people were injured statewide, with storm damage affecting 21 counties, as stated by Reeves.

    Arkansas reported three fatalities and 32 injuries due to the severe weather, according to the state’s Department of Emergency Management.

    In a tragic accident attributed to a severe dust storm in Sherman County, Kansas, eight people lost their lives in a multi-vehicle collision involving over 50 cars, the Kansas Highway Patrol reported.

    Alabama also saw two storm-related deaths, with Governor Kay Ivey noting damage in 52 of the state’s 67 counties.

    Additionally, dust storm-related accidents near Amarillo, Texas, resulted in three deaths, as confirmed by the Texas Department of Public Safety.

    From Friday to midday Sunday, at least 39 tornadoes were reported, although the National Weather Service’s Weather Prediction Center has yet to verify this count.