Articles tagged with Climatology
Researchers at Linköping University discovered a specific reaction called oxidative dearomatisation that transforms biomolecules into millions of diverse molecules, making organic matter resistant to degradation. This process explains the substantial organic carbon sinks on our planet, reducing atmospheric carbon dioxide levels.
Researchers found that sunny day flooding in coastal areas can lead to elevated levels of fecal bacteria in waterways. The study suggests policymakers and public health officials should be aware of potential risks associated with tidal flooding.
Researchers found that weathering in the region leads to an overall CO2 uptake, but near-surface processes only determine the CO2 balance in areas with a thick and cold crust. In contrast, the western side of the Central Apennines is a significant CO2 emitter due to deep-seated outgassing from carbonate rocks.
A nationwide study found that 45% of China's urban land is subsiding at a rate of 3 mm/year or faster, affecting nearly one-third of the nation's urban population. The study warns that 22-26% of China's coastal land will be below sea level by the next century, posing significant flooding risks.
Researchers analyzed the last ice age to better understand the relationship between CO2 and global temperature. The study finds that the absolute worst-case scenario is unlikely, reducing the estimated warming from doubling CO2 by a full degree.
Research elucidates polyploidy's role in vegetable diversity and adaptability, shedding light on 'Darwin's abominable mystery' of angiosperm expansion. Advanced sequencing technologies reveal the potential for polyploidy to enhance crop yields and qualities, particularly in minor vegetable crops.
A study by MLU found that ecosystems with diverse plant mixes can regulate up to 5% of regional climate, while plant traits like leaf thickness affect climate. The research highlights the complex relationship between plants and climate, emphasizing the need for biodiversity in nature conservation.
Scientists from the University of Amsterdam and Chile have created a new type of granular material that can be compressed and still flow like a liquid. This breakthrough has significant potential for applications such as shock dampening, where the material can absorb and distribute energy more consistently.
A new window coating developed by the University of Notre Dame's Tengfei Luo and his team maintains functionality and efficiency regardless of the sun's position in the sky. The coating reduces air-conditioning cooling costs by more than one-third in hot climates.
A new survey reveals that US landfills are emitting substantial amounts of methane, a key contributor to global warming. The study found that point-source emissions account for a significant proportion of total emissions, with some landfills experiencing persistent activity for months or even years.
Researchers from Kyushu University found that ocean-atmosphere coupling enhances teleconnection patterns, leading to more meandering jet streams and extreme weather events. The study highlights the significance of extratropical ocean-atmosphere interactions in climate variability.
A new study reveals the Antarctic Circumpolar Current's speedup is linked to Earth's temperature, slowing down during cold times and speeding up in warm ones. This suggests that today's speedup will continue as human-induced warming proceeds, potentially leading to ice loss and sea-level rise.
A study by NTU Singapore researchers found that cool paint coatings can reduce city heat by up to 2 degrees Celsius, improving pedestrian thermal comfort levels. The coatings reflected sunlight and absorbed less heat, resulting in cooler temperatures and reduced indoor air-conditioning energy consumption.
A new measure called “outdoor days” describes the number of days per year that outdoor temperatures are neither too hot nor too cold for people to go about normal outdoor activities. This measure reveals significant global disparities, with the North gaining more outdoor days and the South losing them due to rising temperatures.
A new study finds that extreme tropical cyclone rainfall is increasing across the continental US, while climate warming restricts 'outdoor days' for people living in developing countries. Additionally, air pollution increases mortality risks from heat, especially when combined with other factors like wildfires and reduced aerosols.
Scientists discovered a 2.4-million-year cycle linking Mars and Earth orbits to changes in deep-sea currents. This cycle affects global warming patterns, with increased solar radiation causing warmer climates and more vigorous ocean circulation.
A new study by 173 conservation scientists found that field research stations have a substantial impact on habitat quality, reducing deforestation and hunting rates. The stations also support local economies and generate significant scientific output, informing conservation policies.
A new study found that climate change significantly alters seasonal patterns of river flow worldwide, particularly in high northern latitudes. The research, which combined in situ observations and model predictions, reveals a discernible weakening of the seasonal cycle in rivers above 50° N.
A new study reveals that increased meltwater in the North Atlantic can trigger hotter and drier European summers. The study suggests a predictable chain of events leading to European summer weather, due to higher levels of freshwater in the North Atlantic.
The study emphasizes that human-induced climate change primarily arises from the planet's heating, leading to energy imbalance and altered flows of energy through the climate system. This framing changes how climate change is manifested, particularly in extremes such as droughts, storms, and flooding.
Research suggests polar climates are adjusting to a warming climate with changes in regional climate dynamics. Altered ocean-sea ice interactions may be driving recent fluctuations in sea ice extent, according to new studies.
Wide-scale forestation efforts may drive warming through changes in atmospheric composition and surface reflectivity, offsetting up to a third of CO2 removal benefits. Tree planting remains an important climate change mitigation strategy when combined with emission reductions.
Research conducted in Fairbanks found that residential heating fuel is the main contributor of primary sulfate pollution in wintertime air. The study's findings will help air quality managers decide on improvement methods and benefit high-latitude urban areas during winter.
The book offers hope and impetus in the right direction by demonstrating that human courage and reason can help overcome paralyzing fear. It highlights the need for self-reliance, revitalization of human values, personal and local action, and a global perspective to steer humanity towards a modern world.
Researchers from Argonne National Laboratory and the University of Illinois Urbana-Champaign used generative AI to quickly assemble over 120,000 new MOF candidates for carbon capture. The approach combines AI with high-throughput screening, molecular dynamics simulations and theory-based design to identify optimal materials.
Research by Dr. Armineh Barkhordarian finds that Arctic marine heatwaves will become a regular occurrence, with average temperatures rising 2.2 degrees Celsius above seasonal norms. The study suggests that annual heatwaves will be the norm, with significant negative impacts on the ecosystem.
A new study by MIT researchers reveals that global deforestation is a previously overlooked driver of human-made mercury emissions, with the Amazon rainforest playing a crucial role in mitigating this issue. The study estimates that curbing Amazon deforestation could reduce mercury pollution by 30%, highlighting the need for worldwide ...
Researchers found that historically low volcanic carbon dioxide emissions, combined with weathering of a large pile of volcanic rocks in Canada, led to the prolonged Sturtian glaciation. The team used plate tectonic modeling and computer simulations to investigate the cause and duration of this ice age.
The Global Climate Science-Media Action Pledge aims to ensure scientifically accurate, accessible, and actionable climate change communications. Nearly 30 leading professional societies and media organizations from around the world have committed to this pledge.
Researchers propose new statistical index to detect river ecosystem changes, potentially preventing tragedies like the Oder River crisis. The developed index is more versatile and responsive to variations in individual parameter values.
COP28 failed to prevent the worsening climate crisis and help those most harmed by it, according to climate researcher Prof. Paul G. Harris. The article highlights the limitations of international diplomacy and governance in addressing climate change.
A new compound flooding model predicts that New York City will experience historic and devastating floods every 30 years by the end of this century, a fivefold increase from the present climate. The tool helps city planners prepare and protect against future disasters by providing detailed flood forecasts.
The AMS 104th Annual Meeting will focus on climate change research, mitigation, and adaptation, with key discussions on overcoming barriers to implementation. The meeting features numerous scientific conferences and symposia covering topics like climate variability, air pollution meteorology, AI for environmental science, and more.
The American Meteorological Society's Presidential Forum will discuss how to overcome barriers limiting the use of climate science. The event aims to advance society's acceptance and use of climate science, amidst misinformation and disinformation campaigns.
The UK is launching four new PhD training centers to boost expertise in environmental science, focusing on flood management, freshwater quality, sustainable mineral resources, and wetland conservation. These centers will support the next generation of researchers who will go on to build careers in research, business, and public service.
A new Dartmouth study finds that seasonal snowpacks have shrunk significantly over the past 40 years due to human-driven climate change. The sharpest global warming-related reductions are in the Southwestern and Northeastern United States, as well as in Central and Eastern Europe.
A recent study found that anthropogenic forcing increases the occurrence probability of a 2022Drought-like event by 56% due to changes in moisture and upward motion. Under low-emissions scenarios, drought risk declines, while high-emissions scenarios project a 79% higher chance.
A recent study suggests that the Arctic cold snap significantly contributes to the heightened uptake of carbon dioxide by the East Sea. The research found that the internal circulation along the East Coast strengthened due to the Arctic cold wave, leading to a surge in carbon dioxide absorption. This phenomenon presents a promising sol...
An international study classifies groundwater as a keystone ecosystem, emphasizing its critical role in sustaining both humanity and biodiversity. The researchers propose eight key themes for improved groundwater conservation to reduce biodiversity loss and counterbalance climate change.
A recent study found that climate warming is altering carbon flow and food web dynamics in Arctic tundra and boreal forest ecosystems, with fungi replacing plants as the main energy source for animals. This shift has significant implications for ecosystem function and animal responses to climate change.
Research using a high-resolution climate model found that global warming amplifies the strength of typhoons in East Asia, leading to increased intense rainfall and powerful storms. The study suggests that continued escalation of global warming will result in stronger typhoons and more extensive occurrences of extreme precipitation events.
The study uses genetic analysis of an Antarctic octopus to suggest the West Antarctic Ice Sheet (WAIS) collapsed during the Last Interglacial period. This collapse could have devastating global ramifications, including a 3-5 meter rise in sea levels.
A team of scientists has found evidence linking oceanic weather systems to climate on a global scale, revealing that these interactions require the mediation of the atmosphere. The study used mechanical analysis to understand energy transfer across different patterns in the ocean and atmosphere.
A new study by ICTA-UAB shows that pursuing higher economic growth may jeopardise the Paris goals and leave no viable pathways for humanity to stabilise the climate. Slower growth rates make it more feasible to achieve the Paris goals, with lower economic growth reducing CO2 emissions by 10-13% by 2030.
A 1916 study by Eugene Clyde La Rue estimated the Colorado River discharged just 15 million acre-feet of water, but was ignored in favor of a higher estimate. Today, the river's actual flow is around 13 million acre-feet per year, prompting calls for improved estimates and Indigenous involvement in managing the water.
David J. Stensrud has been elected as the new President-Elect of the American Meteorological Society (AMS) for 2024, serving a one-year term before becoming President in 2025. The AMS Council, comprising five new members, will take office beginning in 2024.
A new study reveals that the last time atmospheric carbon dioxide reached today's human-driven levels was 14 million years ago, indicating a highly sensitive climate to greenhouse gases. The research also predicts a whopping 5-8 degrees C warming with a doubling of CO2, highlighting the urgent need for present-day climate policy.
Global carbon dioxide emissions from fossil fuel use reached a record high of 36.8 billion metric tons in 2023, surpassing the previous year's level by 1.1%. The remaining carbon budget for limiting warming to 1.5°C could be used up in seven years if current levels of emissions continue.
Researchers at University at Buffalo have discovered a way to create strong and effective fuel cell catalysts that approach the performance of platinum. By adding hydrogen to the fabricating process, they were able to balance durability and efficiency, potentially making fuel cells more affordable and polluting-free.
Researchers analyzed dolomite rocks and found a high proportion of C-13, indicating strong methane formation by microorganisms in water with low sulphate content. The sediment's chemical development is controlled by crater floor cooling and water supply, not climatic changes.
Forest microclimates are weakened by soil droughts, leading to hotter temperatures in forest understories. This can have devastating effects on small tree seedlings and forest biodiversity as a whole.
Researchers from Xi'an Jiaotong-Liverpool University developed a system to assess water quality challenges in Suzhou, China. The study found that the city's water capacity has increased since 2001 due to effective water management measures.
Researchers develop a mathematical model that analyzes the future survival of plants in a changing climate by studying how far wind can carry seeds. The model provides fast and reliable predictions of seed movement, considering factors like seed type, plant height, and wind speed.
Researchers investigating aerosol pollution's impact on climate change will use NOAA's SPEAR model to project how future climate hazards could be affected by different emission scenarios. The study seeks to characterize the uncertainty of aerosol emissions and their influence on climate change.
Researchers at Collaborative Research Centre Transregio 172 are studying Arctic amplification, a phenomenon where the Arctic warms at twice the rate of the globe. They've found increased storm activity, wetter atmosphere, and reduced sea ice in recent years.
Researchers at Hebrew University of Jerusalem discover that pollutants trigger significant changes in large-scale weather patterns, leading to enhanced radiative forcing. Aerosols stop rain in some areas, causing moisture to move to regions with big clouds, which release heat and strengthen winds.
A research team developed a multi-model projection system using the self-calibrating Effective Drought Index to predict drought and recommend cumulative precipitation for recovery. The required rainfall for drought recovery was estimated at 170 mm, 310 mm, and 440 mm for March, April, and May respectively.
A team of international scientists cautions that reliance on mechanical cleanup devices to address plastic pollution is ineffective and may even harm marine life. They argue that reducing plastic production and consumption is the most cost-effective way to prevent further pollution.
Research confirms Greenland's glaciers are melting rapidly due to climate change, with a 5-fold increase in melting over the past 20 years. The study reveals that 25 meters of ice are lost annually, contributing significantly to sea level rise and posing significant challenges for renewable energy and ecosystems.
Researchers found that green spaces alleviate extreme heat's negative impacts on human health, while densely packed buildings increase mortality risk. Urban design strategies incorporating different types of greenery are recommended to mitigate heatwave-associated mortality.