Urban greenery provides substantial cooling benefits but also complicates ozone control by stabilizing the urban boundary layer and releasing ozone-polluting compounds. Locally tailored greening strategies are needed to maximize cooling benefits while minimizing air-quality trade-offs
Researchers used X-band phased-array radar data to improve tornado simulation capabilities, enhancing disaster risk reduction in vulnerable regions. The study found that assimilating radar wind data strengthened the storm's spinning motion, predicting the tornado's path most accurately.
The NFDI4Earth consortium facilitates access to environmental and climate data, while the DAPHNE4NFDI consortium preserves large-scale measurement datasets for long-term reuse. The NFDI-MatWerk and FAIRmat consortia develop common standards and digital tools for materials research, enabling faster and more targeted material development.
The Robotic Servicing of Geosynchronous Satellite (RSGS) payload successfully launched from Space Launch Complex 40 at Cape Canaveral U.S. Space Force Station. The mission aims to extend the life and resilience of satellites in geosynchronous orbit through on-orbit servicing.
Scientists use commercially available surfing webcams to measure Oregon's coastal fog, revealing patchy fog patterns along 93 miles of coastline. The study found that airport measurements were a good indication of average monthly fog frequency, but surface weather conditions at the airport were not sufficient for real-time fog detection.
MIT researchers developed framework to make climate-informed energy siting choices, showing how location affects energy system resilience and reducing blackouts. Climate-informed energy siting reduces energy shortfalls by up to fivefold in regions like New England and Texas.
Researchers discovered natural sulfur and carbon emissions from metamorphic rocks contribute to cooling spikes, while carbon remains in the atmosphere for centuries, influencing ancient ecosystem reorganizations. These findings shed new light on mass-extinction events, such as the Ordovician, Devonian, Permian, and Triassic Periods.
China has deployed a new 24-hour rapid intensification forecast model, which offers enhanced forecasting performance for typhoons. The model uses machine-learning algorithms to capture nonlinear characteristics of intensity changes and integrates multiple quantitative indices to predict rapid intensification.
Researchers analyzed cloud and rainwater samples collected over 19 summers at Mount Washington, revealing that rainfall history impacts air pollution as much as wind direction. The study provides a valuable tool for meteorologists to improve predictions over complex terrains, with implications for waterways fed from the mountains.
A new study by HKUST found that urbanization and anthropogenic heat are amplifying regional climate effects, increasing temperatures and altering atmospheric circulation to lead to more frequent and intense rainfall events. The research highlights the crucial role of the GBA's coastal setting in enhancing these impacts.
Researchers found that long-term temperature changes in the Atlantic Ocean are primarily driven by human emissions, while those in the Pacific are largely due to natural internal ocean variability. This discovery could help inform infrastructure planning and reduce risks to coastal communities.
A new study found that global rice production nearly doubled between the 1960s and 2010s due to increased irrigation and nutrient inputs. Climate change reduced rice production by an estimated 7% between 2006 and 2015, but elevated atmospheric CO2 levels contributed to improved water-use efficiency and enhanced photosynthesis.
A new scoreboard reveals the nations facing climate penalties, ranking countries on six climate indicators, including emissions and heat stress. The top-ranked nations include Paraguay, England, and Scotland, while those with severe projected warming and high fossil fuel dependency struggle.
A new AI-powered translation program developed by the National Weather Service (NWS) translates weather forecasts into multiple languages, including Spanish, Chinese, Vietnamese, Samoan, and French. The program aims to provide life-saving information to over 68 million US residents who do not speak English at home.
Reducing methane emissions slows climate change, but also hinders the recovery of the ozone layer by making other ozone-depleting substances more potent. The study suggests that large-scale methane cuts could delay the ozone layer's recovery by 2.4% by 2100 and increase UV radiation exposure by 30-35%
Professor Hannah Cloke's appointment as Regius Professor of Meteorology and Climate highlights the importance of human imagination in understanding and mitigating extreme weather. Her research has already helped communities prepare for floods and extreme weather, and she aims to empower people to take charge of their own futures.
Researchers at FSU have discovered a way to forecast winter weather patterns up to six months in advance by analyzing the stratospheric polar vortex. This new approach uses climate patterns like El Niño-Southern Oscillation to predict the vortex's behavior, allowing for more accurate forecasts of extreme weather events.
The Science & Cinema format combines short movie clips with expert commentary to reflect on how science is portrayed on screen. The events engaged diverse audiences, including those not already interested in the topic, triggering reflection and emotional connections.
Rivers are warming, losing oxygen, and accumulating greenhouse gases, with estimated annual emissions of 1.5 billion metric tons of CO2 equivalent. Climate change and land use drive these processes, but protecting rivers can help mitigate global warming.
The Nordic Seas Overturning Circulation (NOC) has strengthened while the Atlantic Meridional Overturning Circulation (AMOC) has weakened due to global warming. Models project a slight increase in NOC's density-driven mechanism, which counterintuitively strengthens the northern branch despite AMOC weakening.
The book chronicles two centuries of weather stories and observations, including Britain's longest continuous daily weather records. It highlights the diversity of British weather, from scorching summers to devastating floods, and shares insights into climate change.
Researchers are using a revolutionary radar system to transform understanding of lightning and electrification, helping to improve storm warnings and assess damage risk. The system, named Horus, can capture rapid scans of storms, allowing for clearer pictures of lightning plasma and its distinctive polarimetric indicators.
New research published in Weather assesses the energy consumption of AI models and finds that they consume considerable energy during training, but offset this by rapid forecasting ability. AI data-driven models are estimated to consume at least 21 times less energy than traditional models over one-year usage.
Researchers developed Zephyrus, an AI agent capable of analyzing and answering questions in natural language about weather and climate data. The agent can handle language-based queries, translating them into code and generating plain language answers.
A new study found that Northwest China's precipitation increase since the late 1990s is largely driven by local sources, including enhanced evapotranspiration. The region's humidification trend is fueled by warming temperatures, vegetation recovery, and increased meltwater from glaciers and snowpack.
Researchers use mathematical calculations to recreate lightning-like discharge in everyday materials like acrylic and quartz. The study could enable the study of a powerful natural phenomenon at a lab bench and potentially lead to advances in meteorology and X-ray sources.
A new study published in the Journal of Hydrometeorology reveals significant declines in snow cover across the Northern Hemisphere, with about 24% of regions showing decreases. The research also identifies seasonal shifts, with snow cover declining earlier in March and retreating at the southern edge.
Researchers found a strong inverse correlation between Arctic sea ice extent and Indian summer monsoon rainfall on interannual timescales. Decreased Arctic sea ice variability during June to July leads to increased rainfall over western and northwestern India, indicating a westward shift in the monsoon season.
Researchers develop a probabilistic framework to predict turbulence onset in flow systems, enabling better forecasting of extreme weather events and understanding climate tipping points. This approach has potential implications for atmospheric science, aviation, and meteorology.
Salesky's research team will address uncertainty in how turbulent processes contribute to cloud formation by using simulations to replicate turbulence and test environmental conditions. The study aims to improve civilian and military weather forecasting models, with significant implications for precipitation and severe weather.
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.
A new study by the University of Vienna estimates that over 20 times more microplastic particles are emitted on land than from the ocean, contrary to previous assumptions. The research was conducted using global measurement data and model simulations, and found significant discrepancies between emission estimates and measurements.
A new measurement campaign, NAWDIC, aims to explore the dynamics of weather systems over the North Atlantic Ocean and improve climate models. The campaign uses advanced remote sensing instruments to document moisture transport rates and interactions between the atmosphere and ocean.
A mobile app developed by researchers from UNIGE and Agroscope helps winegrowers anticipate climate change impacts on their vineyards. The app uses climate analogues to identify regions with comparable climatic conditions in the future, allowing for the adoption of suitable viticultural practices.
Researchers Min Chen and Liangchen Guo developed a new system using Fengyun-4B satellite data and regional numerical forecast model RMAPS-ST to improve ultra-short-term solar irradiance forecasting. The system achieved significant reductions in forecast errors, particularly in warm seasons and short-term forecasts.
The study uses a numerical model to simulate encounters between Neanderthals and modern humans on the Iberian Peninsula. Climate fluctuations significantly influenced population dynamics, with mixing possible in certain regions. The research offers a broader explanatory framework for interpreting archaeological and genomic data.
Researchers found that leads in sea ice significantly influence atmospheric chemistry and cloud formation, altering regional atmospheric composition. This creates a feedback loop that accelerates sea-ice melt and amplifies Arctic warming.
A new dual-field-of-view polarisation lidar technology allows for robust and accurate microphysical information on clouds, enabling scientists to investigate interactions between aerosols and clouds. The technology has been adopted by other groups worldwide and provides insights into climate development.
A recent study by Cornell University found that NYC congestion pricing has led to significant air quality benefits, including a 22% reduction in particulate matter 2.5 micrometers in the Congestion Relief Zone, as well as declines across the city's five boroughs and surrounding suburbs.
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.
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 new deep learning model, DSTMA-BLSTM, significantly enhances roadside air pollutant forecasting accuracy by 30% compared to conventional LSTM models. It achieves R² values exceeding 0.94 across major pollutants and demonstrates stable performance under complex traffic-meteorological coupling conditions.
The Japan Science and Technology Agency hosts an international symposium on weather controllability technologies as part of Moonshot Goal 8. The goal aims to mitigate the effects of extreme weather disasters by 2050 through innovative research and development of weather-control technologies.
Dr. Ashley Cornish has been awarded the 2025 Peter B. Wagner Memorial Award for her research on the impacts of plant physiological responses to rising CO2 on humidity-based extreme heat. Her study found that decreases in water vapor from plants lead to warmer temperatures, corresponding with increases in extreme heat events.
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 study uses Artificial Intelligence to refine coarse atmospheric data into sharper 3D humidity maps, reducing errors by more than half. The approach also offers transparency, revealing where the AI
New research from Purdue University reveals how moisture influences atmospheric blocking, a phenomenon that often drives heat waves, droughts, cold outbreaks and floods. The study introduces a new mechanism showing that moisture-induced diabatic heating strengthens ridge blocks but weakens dipole blocks.
Researchers found that ocean anomalies traveling northward affect the Atlantic Meridional Overturning Circulation in the Nordic Seas, controlling its strength. The study suggests that these anomalies can be monitored using satellite data, providing a cost-effective way to track climate changes.
A critical water source for the Northern Territory is experiencing significant losses since 2014, with groundwater levels reaching their lowest recorded storage level in 2021. The study, published in Ecological Informatics, uses satellite data to track groundwater depletion and highlights the need for improved water regulation.
Researchers have made significant breakthroughs in understanding the complex interactions between climate drivers and the Southern Hemisphere's Eddy-Driven Jet. By analyzing historical data and applying innovative statistical methods, they found that 50% of the observed shift in the jet stream is directly attributable to global warming.
Researchers at KIT have developed a new AI method that generates high-resolution precipitation maps from low-resolution data, offering improved assessments of regional climate risks and disaster control. The model provides physically plausible precipitation maps with statistical uncertainty, applicable to diverse climatic conditions.
Weakening Atlantic Meridional Overturning Circulation (AMOC) impacts both the ocean and atmosphere, contributing equally to the cold anomaly. A cooler ocean surface reduces evaporation and moisture in the atmosphere, amplifying the pre-existing cold anomaly.
Researchers found that turfgrass lawns have distinct impacts on carbon dioxide levels, and adding them to simulations improves understanding of vegetation's role. Turfgrass photosynthesis can remove carbon dioxide from the atmosphere even at subfreezing temperatures.
The American Meteorological Society has awarded its 1,000th CBM designation to Ryan Marando, a meteorologist at WHIO-TV in Dayton, OH. This milestone recognizes the expertise of on-air weather communicators in both meteorological science and forecasting.
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 Washington State University-led team developed a low-cost paper sensor that can rapidly detect personal smoke exposure during wildfires. The sensor, paired with a custom smartphone reader and app, allows users to scan their urine for wildfire biomarkers and quantify their exposure levels in real-time.
A new coastal management model provides a dynamic approach to adapting to rising sea levels, considering future scenarios and real-time conditions to minimize costs. The model's sequence of suggested actions is generated through advanced mathematical techniques, including Markov Decision Processes and dynamic programming.
The event brought together over 300 participants, including educators and students, to raise awareness about climate change and its effects. Participants engaged in DIY workshops and keynotes from experts in meteorology and education, highlighting the importance of cross-disciplinary cooperation and youth empowerment.
The March 28 magnitude 7.7 Myanmar earthquake ruptured over 400 kilometers of the Sagaing fault, causing severe ground shaking and infrastructure damage. Seismologists shared early analyses of the event's fault properties, highlighting a supershear rupture and widespread triggering by dynamic stresses.
A team of scientists analyzed chemical signatures in hailstones to determine their growth histories, finding most hailstones follow simple trajectories rather than the previously assumed recycling motion. The study identified key thresholds for hail growth and suggests that strong updrafts are essential for severe hailstorms.