Articles tagged with Rain
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Researchers at the University of Göttingen found that forest soils in south-western Germany absorb more methane as climate conditions become drier and warmer. This contradicts current international meta-analyses, highlighting the importance of long-term monitoring for assessing the effects of climate change.
Researchers at Newcastle University and the UK Met Office identified a three-layered atmospheric structure associated with heavy rainfall developing within minutes. The findings help explain record-breaking rainfall and flash floods in the UAE and Oman in April 2024, and may aid future improvements in identifying risk.
Researchers used 'proxies' from the geological record to show that intense rainfall events were less regular during the Paleogene Period, which saw extreme warming. This challenges common assumptions about how wet places become wetter and drier with climate change.
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.
A recent study found that rainfall and temperature significantly impact the water volume in bromeliad tanks, which in turn affects mosquito development and species diversity. This knowledge can be useful for predicting malaria transmission risk and estimating the effects of climate change on disease outbreaks.
A recent study co-led by Princeton and University of Chicago found that deaths caused by rainfall and rising sea levels are almost ten times higher than official statistics suggest in Mumbai. The research highlights the human toll of extreme urban flooding, with slum residents facing disproportionate risks, particularly children under ...
A new rain correction approach using dual-frequency measurements from the WindRAD instrument aboard the FY-3E satellite significantly improves wind measurement accuracy during moderate rainfall. The method reduces wind speed root-mean-square errors by approximately 0.2 m s−1 and wind direction errors by about 1.6°.
A study by Stanford University researchers reveals that regions relying more on land-sourced moisture, such as the US Midwest and southern Africa, face greater drought risk and crop yield losses when rainfall falters. The study identifies a critical threshold beyond which crops become far more likely to suffer water stress.
A study by Pusan National University finds that aerosols intensify ocean rainfall while delaying land storms, affecting water resources and flood protection. High aerosol levels alter precipitation patterns, with increased rainfall over the ocean and decreased rainfall over land.
A Kyoto University study found that a 4 degree global temperature increase will intensify extreme precipitation and make it stronger by 7% per degree of warming. However, favorable conditions for extreme precipitation occur when atmospheric moisture is sufficient, not on the hottest days.
The Sahara Desert is expected to see a significant increase in rainfall by the second half of the 21st century, with some regions experiencing up to 25% more precipitation. Researchers warn that this change will have far-reaching consequences for billions of people in Africa and beyond.
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.
A study by University of Arizona researchers found that selecting the right data for flood insurance can significantly improve accuracy, speed, and predictability. The type of data used affects not only payout timing but also confidence in anticipating future payouts, influencing program costs.
Researchers from Japan developed a new statistical method to increase accuracy of flood risk projections across 70% of the Earth's landmass. This approach merges climate scenarios with different socioeconomic pathways, offering policymakers powerful insights for adaptation and preparedness strategies.
A new study reveals that small electric charges between particles play a crucial role in forming highly concentrated clusters in turbulent environments. This discovery has significant implications for climate research, medicine, engineering, and science, enabling better predictions and controls.
Researchers found that deforestation is responsible for a significant reduction in rainfall and increase in temperature in the Amazon during the dry season. The study quantifies the impact of forest loss and global climate change on the biome, highlighting the importance of preserving standing forests to maintain climate resilience.
Researchers from the University of Maryland tracked lightning storms in real-time using NASA's TEMPO instrument, detecting nitrogen oxide emissions that affect climate and air quality. The study reveals how lightning can produce pollutants that travel long distances, influencing air quality far from the original storm.
The ERIC system combines doorbell cameras and AI to analyze rainfall estimation and automatically adjusts irrigation schedules for more precise water use. Researchers estimate users can save up to $29/month in utility costs and 9,000 gallons of water per month with the innovative irrigation system.
A new framework developed by Northwestern University and UCLA scientists integrates various water-related processes with a machine-learning model to predict landslide threats. The framework identifies three main pathways leading to landslides: intense rainfall, rain on already saturated soils, and melting snow or ice.
Research reveals rainfall dramatically affects planktonic fungal communities in urban lakes, reducing species richness and evenness. Parasitic fungi emerge as key biomarkers, with changes in their abundance and distribution observed following precipitation.
Researchers analyzed leaf waxes and found no significant drying trend in northern Africa between 3.5 and 2.5 million years ago. This challenges previous interpretations of the climate history of the region. The study suggests that dust deposits may be attributed to changes in wind patterns rather than rainfall.
A new study predicts that a 2°C temperature rise could double the frequency of short-lived summer downpours in the Alpine region, causing severe damage and posing risks to lives. The analysis of nearly 300 mountain weather stations found that warm air retains more moisture, intensifying thunderstorm activity.
Researchers at Kyoto University found that reducing urban heat release can control summertime local precipitation, with potential to mitigate extreme weather issues. By systematically decreasing sensible heat fluxes over urban areas, the team demonstrated a link between urban heat island effect reduction and less intense rainfall.
A study proposes five action fronts for civil defense units to increase their organizational capacity, including professionalization and resource allocation. Municipalities face challenges such as monitoring urban expansion, lack of financial resources, and social participation.
A new study reveals that the Pacific Meridional Mode plays a major role in Hawaiian rainfall variability, particularly in spring. The research suggests that El Niño emerges as the primary driver of winter rainfall, but the PMM is crucial for spring rainfall, especially on Maui and the Island of Hawai‘i.
Recent rainfall patterns play a critical role in triggering humid heatwaves in tropical and subtropical regions. In drier regions, humid heatwaves are more likely during or just after periods of enhanced rainfall, while in wetter regions, they tend to follow at least two days of suppressed rainfall.
Research reveals the mechanism behind peak extratropical cyclone activity in spring East Asia, with intensified low-level jet streams facilitating system formation. This understanding can improve climate predictions and adaptation strategies for the region.
A team of climate scientists found that six major oceanic modes influence prolonged heavy rainfall in China, which can lead to severe flooding. Winter sea temperatures in the tropical Pacific can predict summer flood potential with 75% accuracy.
Planetary scientists confirmed that Jupiter's mushball hailstorms occur due to unmixing of ammonia and water in the upper atmosphere. The storms are accompanied by fierce lightning and can punch through shallow weather systems, challenging long-held assumptions about gas giant atmospheres.
A new numerical computer model tracks how pollution travels through Galveston Bay, helping scientists understand water movement in estuaries. The model is critical for evaluating climate variability and sea level fluctuation impacts on coastal communities, guiding better decisions to keep water clean and prevent flooding.
A new study reveals that the Saharo-Arabian Desert experienced recurrent humid intervals over the past eight million years, supporting migrations of water-dependent animals, including early ancestors. These wetter periods likely sustained monsoonal precipitation from the South, which gradually weakened over millions of years.
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 study in Brazil's Caatinga biome found that removing animals from degraded pastures did not restore soil health after three years. Green manure and strategic tree planting are recommended to accelerate ecological recovery. Soils show severe degradation, with carbon loss and decline in holistic soil health index.
Researchers at Washington University in St. Louis analyzed rainfall data and found that the July 2022 floods were not as exceptional as initially thought. The study suggests storms like this will become more frequent due to global warming, which is increasing the frequency of extreme precipitation events.
A new study by the UK Centre for Ecology & Hydrology reveals that soil moisture levels can increase rainfall area and amount in megastorm hotspots globally by up to 30%. This contrast results from atmospheric changes, enabling communities to better adapt to climate change.
The Albert Einstein Jewish Brazilian Hospital launches a project to evaluate the application of quantum computing in developing new drugs and improving disease diagnosis. Researchers aim to use machine learning and quantum optimization algorithms to analyze rainfall data and predict heavy rainfall events.
A new study reveals that two dam failures and flawed risk assessment amplified the Derna Flood, which was nearly twentyfold more destructive than expected. The research highlights the urgent need for improved flood mitigation strategies, especially in dryland regions.
Researchers evaluate traditional precipitation phase partitioning methods and machine learning models, revealing near-freezing temperatures create inherent limitations in distinguishing between rain and snow. Accurate identification is critical for weather forecasting, hydrologic modeling, and climate research.
A recent study from the Indian Institute of Science found that cloud band strength plays a key role in its movement and density of rains during Indian wet spells. The researchers discovered that only strong equatorial cloud bands drive northward propagation, increasing moisture and triggering stronger winds.
Research reveals Atlantic Ocean storms are primary drivers of Sahara lake filling, contradicting previous theories. Heavy precipitation events triggered by extreme rainstorms reshape water availability in the desert, with implications for ecosystems and human settlements.
A recent study reveals that shifts in paleogeography and climate change have shaped the spring rainfall pattern. Spring persistent rainfall has prevailed in East Asia since the Miocene epoch, whereas in North America, it only flourished during the Eocene epoch. Climate warming is expected to be a dominant driver of future changes.
A recent study found that intense east coast low storms and marine heatwaves caused the deaths of over 200 weedy seadragons on Sydney beaches. The extreme weather triggered record-breaking waves and rainfall, which seadragons struggle to handle.
A new study shows that climate change affects short-term precipitation events lasting hours by significantly increasing their frequency, while longer-term rainfall events lasting days are influenced by global weather phenomena like El Niéo. This distinction is crucial for assessing the risk of flooding in different regions.
Climate change drives large increases in electricity demand and costs in Texas due to extreme temperatures. Meanwhile, atmospheric rivers become more frequent, larger, and moister globally. Diagnostic studies also predict malaria outbreaks with five-month lead time using sea-surface temperature anomalies.
A new study by the University of Plymouth investigated the effect of changing global climate conditions on Christmas Island's red crab embryos. The researchers found that lower salinity levels did not delay embryonic development, but emphasized the need for further research to understand the species' response to environmental stressors.
Researchers from the University of Oxford discovered that rainfall in the Sahara Desert increased between 8,700 and 4,300 years ago, coinciding with a rise in Neolithic archaeological sites. This finding highlights the importance of a favourable climate on early pastoralist societies, which relied on rainfall for their livestock.
A new study reveals that downtown Houston skyscrapers designed to withstand hurricanes are actually more vulnerable to intense, localized wind forces called downbursts. The research found that these strong winds can cause significant damage to facade panels, cladding, and windows on lower floors.
A new study reveals Arabia's rainfall was significantly more extreme in the past, with the region once resembling a vegetated savannah. The findings underscore the critical need for enhanced climate resilience and disaster preparedness to address the growing threat of extreme weather events.
A new study by the University of Graz finds that long-lasting intense cut-off lows will become more frequent in the Northern Hemisphere due to climate change. These storms can lead to prolonged heavy precipitation and increased flood risk in regions such as Canada, northern Europe, Siberia, and China.
A recent study identifies temperature and rainfall as key drivers of the global increase in dengue cases, offering actionable strategies for mitigating the disease's impact. The research found that dry season length variation is a decisive factor explaining contrasting effects of rainfall on dengue transmission.
A study found that excessive Tibetan Plateau spring warming was the primary factor driving catastrophic June 2024 heavy rainfall in southern China. The research used the ESM to simulate extreme warm temperatures over the TP and heavy rainfall in S. China, reproducing approximately 55% of the observed anomaly.
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 new study reveals that glacier speed varies on a daily basis due to changes in air temperature, rainfall, and tides. The research found acceleration events coinciding with high temperatures or heavy rainfall, highlighting the complex interactions between environmental factors and glacial dynamics.
A recent discovery in the Amazon reveals a unique drainage and irrigation system that enabled the Casarabe society to produce maize throughout the year. This innovation allowed for at least two harvests of maize per year, ensuring a stable food supply.
Researchers identified an unknown family of microbes uniquely adapted to tropical peatlands, with a dual role in the carbon cycle. These microbes can either stabilize or intensify climate change by releasing greenhouse gases like CO2 and methane.
A recent study found that extreme climate events in fall 2022 pushed thousands of lakes in West Greenland across a tipping point, leading to changes in water quality, chemical properties, and biodiversity. The lakes, which previously provided drinking water and sequestered carbon, now emit more carbon dioxide.
Research led by the University of Michigan reveals that extreme rainfall disproportionately increases E. coli concentrations in recreational waters of communities of color in Texas, particularly those with higher percentages of Black residents in the north and east, and predominantly Latino communities in the south and west.
A 40-year study reveals increasingly common and devastating megadroughts worldwide, with significant impacts on ecosystems and agriculture. The research used global meteorological data to track changes in drought patterns and their effects on vegetation, providing insights into the paradoxical responses of different forest types.
Researchers have identified a critical link between tropical ocean temperatures and rainfall patterns in the Middle East, shedding light on the complexities of forecasting seasonal weather. The study found that positive phases of the El Niño Southern Oscillation and Indian Ocean Dipole significantly increase rainfall, while negative ph...
A comprehensive survey predicts that 36% of anurans' habitats worldwide will be threatened by rising temperatures and water scarcity. The Amazon and Atlantic Rainforest, home to the most diverse anuran species, will face devastating effects from drought events.