A recent study by chemists from University of Copenhagen and NASA found that anesthetic gases have a significant impact on the climate. One kilo of anaesthetic gas affects the climate as much as 1620 kilos of CO2, with three commonly used gasses having global warming potentials ranging from 210 to 1620 times that of CO2.
Current global climate models predict varying levels of warming, with disagreement mainly stemming from different representations of clouds. Researchers from the University of Hawaii at Manoa have assessed model performance in simulating clouds, presenting a new approach to determining expected cloud feedbacks in a warmer climate.
A new study from UC Berkeley found that dire warnings about global warming can backfire, making people skeptical and resistant to change. However, presenting solutions and less apocalyptic ways of communicating findings can overcome skepticism. The research suggests fear-based appeals can undermine efforts to address climate change.
Researchers found that tropical rainforest diversity increased rapidly during a 56.3 million year-old global warming event, with new plant species emerging at an accelerated rate. Despite expected devastation, forest ecosystems fared surprisingly well under the warmer conditions.
A new study finds that rising ocean temperatures are causing the threshold sea surface temperature for hurricanes and tropical thunderstorms to rise, potentially leading to more frequent hurricanes. The study's findings support climate model simulations and provide strong evidence of tropical atmosphere warming.
More intense storms will occur in the Southern Hemisphere year-round, while the Northern Hemisphere will experience stronger storms during winter and weaker ones in summer. Global warming's effects on storm patterns can lead to increased air pollution and changes in ocean circulation.
Research reveals that warmer temperatures in the tropics have a significant impact on life, even with small temperature increases. The study analyzed nearly 500 million temperature readings and found that metabolic rates increase faster in warmer temperatures, leading to greater effects in tropical regions.
A new study on decomposing permafrost in arctic Sweden will investigate the impact of warming temperatures on greenhouse gas emissions. Researchers hope to understand the feedback loop between thawing permafrost and accelerating global warming.
A new paper in Nature suggests that a sudden cooling event in Northern Hemisphere oceans between 1968 and 1972 played a key role in the observed hiatus of global warming during the mid-20th century. The research found that this cooling event was most pronounced in the northern North Atlantic.
A study by Michigan State University sociologist Aaron M. McCright found that women are more likely to believe in the scientific consensus on global warming than men. The research challenges common perceptions that men are more scientifically literate and suggests gender socialization as a possible explanation for the gender divide.
A new study in Nature sheds light on the end of the last ice age by linking Antarctic warming to New Zealand's glacier retreat. Scientists tracked glacier retreat using moraines and estimated local climate warming, providing clues for understanding Earth's final emergence from the ice age.
Researchers discovered a nearly complete jaw from the hyena-like animal, Palaeonictis wingi, which evolved to half its ancestors' size during a 200,000-year period of global warming. The study suggests other factors may have played a critical role in its evolution.
A recent study conducted by a University of Iowa professor and his colleagues found that increasing the ratio of black carbon to sulfate in the atmosphere increases climate warming. Black carbon from diesel engine exhaust and cooking fires was found to be more efficient at warming than biomass burning plumes.
A new study by Mark Z. Jacobson suggests that reducing soot emissions is the best hope for saving Arctic sea ice within the next two decades. Soot contributes to global warming and kills over 1.5 million people prematurely, but eliminating it could reduce warming above parts of the Arctic Circle in just 15 years.
Scientists at Woods Hole Oceanographic Institution found that carbon dioxide-induced global warming is killing off a major coral species in the Red Sea. Coral growth has declined by 30% and may cease altogether by 2070 due to summer sea surface temperatures remaining 1.5 degrees Celsius above ambient.
Large-scale carbon sequestration could help avoid extreme global warming, but its effectiveness is uncertain due to leakage risks. Geological storage appears more effective in delaying climate consequences with minimal CO2 leakage rates.
Researchers find that natural methane sources from wetlands in high northern latitudes caused a significant increase in atmospheric methane concentration 40,000 years ago. This contradicts the clathrate gun hypothesis and suggests that human activities are not responsible for current climate change.
A recent study found that the El Niño-Southern Oscillation (ENSO) explanation for global warming is flawed, with ENSO contributing less than a third of the signal. Meanwhile, researchers question whether permafrost thaw poses a reduced risk to global warming due to its potential impact on greenhouse gas emissions.
A Stanford University survey reveals that three out of four Americans believe the Earth is warming due to human activity and support government regulations to address climate change. The survey also shows a small decline in skeptics, with those who distrust scientists being less aware of recent temperature fluctuations.
Researchers found that global warming led to a 30% decline in biodiversity among small mammals, with populations experiencing significant losses while the deer mouse thrived due to its adaptability. This change had ripple effects on ecosystems, affecting soil aeration, seed dispersal, and predator-prey relationships.
A team of scientists finds that global warming is unlikely to expand the range of malaria due to effective control measures, urbanization and economic development. Malaria control efforts have reduced the disease's prevalence over the past century despite a global temperature rise.
A new study by Carnegie Institution researchers found that CO2's direct effect on plants contributes to global warming, with evapotranspiration effects accounting for 16% of land surface warming globally. High carbon dioxide levels can lead to increased runoff and stronger climate predictions require considering plant responses.
Researchers at NASA and Purdue University have identified molecular-level features that make fluorinated compounds more efficient at trapping radiation in the atmospheric window. By spreading fluorine atoms out in a molecule's structure, these compounds can persist longer in the atmosphere, contributing to global warming.
A recent study published in Nature found that rapidly melting sea ice is a major cause of warming in the Arctic. The research, conducted by the University of Melbourne, discovered a positive feedback loop between sea ice melting and atmospheric warming, leading to increased warming rates in the region.
Researchers found that microbes become less efficient at converting carbon in soil into atmospheric CO2 as global temperatures rise, leading to reduced emissions. The study suggests that microbial efficiency decline may mitigate climate warming effects.
A new study published by the University of Maryland Center for Environmental Science found that 20 major US streams and rivers have experienced statistically significant long-term warming, with increases averaging 0.02-0.14°F per year. This trend is most pronounced in urbanized areas, posing a threat to aquatic biodiversity and ecosyst...
A new study finds that a pathogen, not climate change, killed the Monteverde golden toad. Researchers reconstructed moisture levels in the cloud forest over the last century and discovered that dry spells closely tracked El Niño events.
A new study suggests that pumping nutrient-rich water to boost algal growth and draw carbon dioxide from the atmosphere may not be an effective solution to combat global warming. The simulation results show modest climatic benefits, with potential risks of exacerbating global warming if the scheme fails.
A recent survey found a significant decrease in Americans' concerns and trust in climate change. Only 57% believe global warming is happening, and 47% attribute it to human activities. Meanwhile, public trust in institutions and leaders has eroded, with distrust towards scientists, politicians, and the media on the rise
Researchers at the University of Leeds discovered that the Antarctic ozone hole's repair may actually accelerate climate warming in the region. The formation of brighter clouds reflecting sunlight has shielded the area from carbon-induced warming over the past two decades.
Researchers found that small increases in carbon dioxide led to substantial global warming about 4.5 million years ago. Slow changes in ice sheets and other factors amplify the effects of greenhouse gas composition.
A new study finds that Earth's polar ice sheets are susceptible to significant melting under moderate global warming scenarios, potentially leading to a 6-9 meter sea level rise. This could result in permanent submersion of low-lying coastal areas and hundreds of millions of people being displaced.
A new study by Stanford University researchers suggests that global warming could significantly impact US wine and corn production. The study uses high-resolution computer models to project future climate change impacts on agriculture in the United States over the next three decades.
A new NASA study finds that soot and dust contribute as much to atmospheric warming in the Himalayas as greenhouse gases. The region's rapid glacier melting threatens fresh water resources for over a billion people.
Assessing biological processes under global warming requires accurate estimates of temporal changes in species. Long-term studies show that neglecting increasing seasonal climate lag can lead to distorted results.
Researchers at Purdue University and NASA found that compounds containing fluorine atoms are more efficient at blocking radiation, contributing to global warming. These compounds, such as chlorofluorocarbons, hydrofluorocarbons, and sulfur and nitrogen fluorides, have the potential to quickly slam the atmospheric window shut, unlike ca...
A 14,000-year reconstruction of the past climate at Maxwell Bay in Antarctica reveals unprecedented regional synchronous warming and ice loss. The study suggests that current warming is linked to atmospheric trends associated with global climate change.
Research papers published in Geophysical Research Letters highlight regional warming trends in Antarctica, improved models for shoreline loss, and the contribution of reservoirs to triggering devastating earthquakes. Scientists have developed new methods to analyze climate data, storm impacts on shorelines, and natural hazards.
Certain gases have a significantly more powerful warming impact when linked with aerosols, amplifying their effect. Methane and carbon monoxide can reduce sulfate aerosol production, leading to increased warming.
Researchers analyzed global warming's impact on four New World monkey species, finding a significant drop in their populations during climate fluctuations. The team used statistical models to investigate how food resources and tree responses related to temperature and rainfall patterns.
A study by George Mason University found that watching TV does not significantly improve viewers' knowledge about climate change. In contrast, reading newspapers and using the web are linked to increased concern and education about global warming.
A recent study suggests that global warming conditions will increase the incidence of central Pacific El Niño, potentially reducing its protective effects on Atlantic hurricanes. This could lead to more severe droughts in regions like Australia and India.
An international study predicts a 50-day shift in flowering times of certain plants in specific climates by 2080, driven by global warming. The research used climate records from the past century and plant responses to air temperatures, predicting changes in spring blooming dates across different regions.
Researchers used historical climate data to predict that warmer temperatures will cause plants to flower up to 11 days earlier in Scotland by 2080. This change can lead to desynchronisation between plant and animal life, affecting ecosystems across the globe.
NYU is part of a $10 million NSF grant to study the Antarctic Ice Sheet's response to global warming. The project aims to develop a numerical model that describes ocean and ice interactions.
Tropical lizards detect effects of global warming in climate change research, highlighting threat to species and ecosystems, and human health. The loss of predators due to global warming disrupts natural biodiversity, leading to irreversible long-term consequences.
A study predicts that US crop yields could decrease by 30-46% over the next century under slow global warming scenarios and by 63-82% under rapid scenarios. Crop yields are most vulnerable to temperatures above 29-32 degrees Celsius, depending on the crop.
A study found that Arctic ocean warming triggers methane release from seabed sediments, contributing to climate change. The National Oceanography Centre and researchers detected over 250 plumes of bubbles rising from the West Spitsbergen continental margin.
A new study found that treelines are not universally responding to climate warming by advancing, as expected. However, the research revealed an unexpected association between winter temperature warming and treeline advance, contradicting previous views on summer temperatures being the primary control.
New research confirms human-induced warming increases atmospheric water vapor content, a greenhouse gas amplifying global warming. Climate models' ability to identify this effect is not influenced by their quality.
Researchers created a detailed 'motion picture' of Earth's last major warming event, allowing them to identify key drivers and potential consequences of abrupt climate changes. The study's results provide valuable insights into the complex interactions between ocean currents, atmospheric carbon dioxide, and subsurface heat.
Researchers studied an ancient global warming episode, known as the Paleocene-Eocene Thermal Maximum, which occurred 55 million years ago. They found that the estimated amount of carbon dioxide in the atmosphere during this event was less than previously thought, suggesting that other mechanisms contributed to the warming.
A new study published in Nature Geoscience suggests that scientists' best predictions about global warming may be inaccurate. Researchers analyzed records from the Palaeocene-Eocene thermal maximum (PETM), a 55-million-year-old period of rapid global warming, and found that climate models can only explain half of the observed heating. ...
Researchers have discovered a direct relationship between carbon dioxide emissions and global warming, allowing for the estimation of climate change based on cumulative carbon emissions. The study suggests that limiting total carbon emissions is crucial to avoid dangerous climate change.
A new report identifies six Americans who view global warming differently, from 'alarmed' to 'dismissive', revealing varying levels of concern, awareness, and action on climate change.
Researchers Adams and Pierce tested a controversial hypothesis that solar activity causes global warming by reducing cloudiness. They found changes in atmospheric ions and particle formation resulting from variations in the sun and cosmic rays were too small to affect climate, laying the hypothesis to rest.
Recent studies analyze global warming trends, exploring decadal cooling periods and long-term climate change. Scientists also investigate recent solar radiation changes, finding complex mechanisms behind 'global dimming' and 'brightening.' Analysis of the Dust Bowl's atmospheric circulation reveals potential links to Midwest droughts.
A new report reveals that fire influences global warming more than previously thought, with human-caused fires contributing significantly to the greenhouse effect. The study estimates that deforestation due to burning by humans releases an amount of carbon dioxide equal to 50% of fossil fuel combustion.
Researchers found that a surge in atmospheric methane gas 11,600 years ago was more chemically consistent with an expansion of wetlands rather than a large-scale melting of frozen methane deposits. This discovery suggests that wetland regions may have played a significant role in regulating global warming during past events.
Tropical cyclones inject ice into the stratosphere, potentially feeding global warming. The findings suggest an intertwining of severe weather and climate change.