A new study found that climate warming will increase carbon loss in Canadian peatland by 103 per cent due to changes in soil temperature and photosynthesis. This will lead to a strong positive climate feedback loop, where peatlands release greenhouse gases contributing to further climate warming.
New research suggests that record-breaking temperatures will occur more frequently in the tropics due to large and growing populations. The study found that normalized temperature data reveals greater warming and more extreme heat events in tropical regions.
A new study found that human-induced global warming is responsible for 37% of all heat-related deaths globally, with Central and South America and South-East Asia most affected. Cities like Santiago de Chile, Athens, and Tokyo saw significant increases in mortality due to climate change.
Researchers found that locally adapted cultivars can increase crop yields by up to 20% even under moderate warming, and that strong warming threatens adaptation. Innovative breeding methods like CRISPR-Cas may help develop required cultivars quickly and targetedly.
A new paper suggests that current carbon budgets fail to account for permafrost thawing and Arctic feedback loops, exacerbating warming and potentially triggering an exponential increase in emissions. Global leaders are urged to incorporate the latest science into climate models and update risk assessments to meet climate goals.
A new study evaluates the performance of CMIP6 models in simulating the global warming slowdown observed in the early 2000s. Most models fail to reproduce this phenomenon, despite presenting some improvements over CMIP5 models.
A Rutgers coauthored study suggests catastrophic sea-level rise from Antarctic melting may occur if global warming exceeds 2 degrees Celsius, triggering rapid ice-sheet retreat and collapse. The risk of such an event is lower if the Paris Agreement's target is met.
A new study led by UMass Amherst's Rob DeConto models the impact of different warming scenarios on the Antarctic Ice Sheet, finding that exceeding Paris Agreement targets will accelerate sea-level rise. The research suggests that ambitious action to rein in warming is necessary to prevent catastrophic ice loss and sea level rise.
A new study by the University of Melbourne found that combining fishing and ocean warming has a devastating impact on fish populations. The research, published in PNAS, discovered that four generations are needed for the effects to manifest, with strongest declines observed where large individuals were fished out.
A study by Chinese Academy of Sciences researchers found that China's efforts to achieve a 1.5°C warming limit require significant reductions in carbon and non-carbon emissions, with substantial declines in energy consumption and fossil fuel use. The study also highlights the importance of transitioning to renewable energy sources.
New research suggests that reversing global warming quickly enough can prevent abrupt and irreversible changes triggered by climate tipping points. The study found that thresholds could be temporarily exceeded without permanent shifts, providing a lifeline to avoid dangerous climate change.
A team of scientists found that ENSO-related climate variability is expected to increase under global warming due to the amplification of tropical lower tropospheric humidity. This intensification in ENSO-driven atmospheric variability suggests a higher risk of extreme weather events.
The Tibetan Plateau has warmed more rapidly than the global average in recent decades, primarily caused by greenhouse gas emissions. The plateau's rapid warming poses significant risks for regional hydrological cycles and ecosystem services.
Researchers analyze Deccan Traps CO2 budgets and find that volcanic carbon emissions alone couldn't cause global warming, but magmas releasing CO2 beneath the surface could explain a warming event. The study provides new insights into the role of volcanism in shaping Earth's climate.
A new study finds that global warming significantly increases the risk of population displacement due to river floods, even when accounting for population growth. The research projects a 110% increase in globally averaged displacement risk by 2100 if climate change is aligned with the Paris Agreement, highlighting the need for rapid ac...
Even with limited warming, South Asia will experience deadly heat stress due to population growth and already hot climate conditions. A new study projects nearly tripled heat stress exposure by 2 degrees Celsius of warming.
A recent study published in Nature Communications found that global warming poses significant threats to the habitats of approximately 11,500 freshwater fish species worldwide. Limiting global warming to 1.5 degrees Celsius can reduce the number of species at risk from over half to just 4%.
Researchers analyzed fossilized shells to reconstruct Earth's climate during the Paleocene-Eocene Thermal Maximum, a period of abrupt global warming and ocean acidification. The study found that foraminifera consumed less alkalinity from seawater to buffer increasing ocean acidity.
A recent study by Japanese and Australian scientists reveals that the Antarctic Peninsula is warming up due to changes in wind patterns caused by heating in the Tasman Sea. This warming trend has significant implications for sea levels worldwide.
Researchers found that a half-degree of additional warming would likely create a notably greater danger of fire on continents like the Amazon and African savanna, and around the Mediterranean. Suppressing extra warming could reduce climate-driven extreme fire activities in many places, potentially saving lives and billions of dollars.
Climate change affects soil microbial community diversity, structure, and activities. A new study found that warming enhances microbial network complexity and stability, supporting the central ecological belief that complexity begets stability.
A study found that Brazil's average air conditioning equipment days of use would increase by over 100% in a 4°C warming scenario, significantly impacting space cooling needs. The country's energy consumption and CO2 emissions are projected to rise substantially even in more optimistic future warming scenarios.
A new study reveals that despite living in the same Mojave Desert location, mammal and bird communities experience different exposures to climate warming. Small mammals have remained relatively stable, while bird occupancy and species richness have declined dramatically due to their limited ability to mitigate rising temperatures.
Increased snow depth in northeastern China led to a continued warming trend in soil temperatures, contradicting observed surface air temperature cooling trends. This finding suggests the importance of snow cover in regulating soil temperatures and its implications for agriculture during periods of reduced global warming.
Scientists from the University of Helsinki investigated atmospheric particle formation in the Arctic, discovering how Arctic warming and sea ice loss strengthen processes that emit different vapors to the atmosphere. This study provides crucial insights into the consequences of global warming.
A newly merged global surface temperature dataset, including reconstructed land and marine measurements, reveals a consistent increased warming trend compared to previous estimations. The study provides evidence that the globe has warmed at a significantly faster rate than previously thought, with improved coverage of the Earth's surface.
Researchers have developed a new method to improve estimations of ultimate global warming from complex climate models, relevant for accurate projections of future climate change. By adding another observable on top of traditional ones, the method reduces uncertainties in long-term calculations.
A new model developed by researchers at McGill University predicts that warming waters will reduce the ability of large fish to extract oxygen from their environment, impairing their physiological performance. The study's findings suggest that global warming could limit the aerobic capacity of fish worldwide.
A new study reports the highest ocean temperatures since 1955, with the upper 2,000 meters absorbing 20 more Zettajoules than in 2019. The researchers warn of severe consequences for ocean ecosystems and human societies, including increased extreme weather events and wildfires.
Scientists have discovered that ancient wetlands experienced increased methane cycling during the Paleocene-Eocene Thermal Maximum, an ancient global warming event. This finding suggests that rapid global warming can disrupt methane cycling in wetlands, potentially exacerbating climate change.
A study finds that thermal power plants are already struggling to keep up with growing electricity demand on hot days, leading to reduced capacity and increased greenhouse gas emissions. The research warns that as global warming intensifies, power plant outages on hot days could nearly double, straining the electricity grid.
A new explanation for Arctic rapid warming proposes that great earthquakes in the Aleutian Arc triggered the phenomenon. These events released methane from permafrost, leading to climate warming.
A new study by researchers at McGill University projects that the threshold for dangerous global warming will be crossed between 2027 and 2042. This is a narrower window than previous estimates, with expected warming being about 10 to 15 percent lower.
A new study predicts that global warming will lead to fewer but more intense tropical cyclones, particularly category 3 or higher events, due to increased humidity and energy levels. The research used high-resolution supercomputer simulations to model the interaction between ocean heat content and tropical cyclones.
A recent study found that zebrafish, a tropical fish species, can develop heat tolerance but may not be able to adapt quickly enough to the rapid pace of global warming. The researchers bred over 20,000 individuals in six generations, with evolution increasing heat tolerance by only 0.04 degrees C per generation.
A new study from the University of Leeds finds that rapid and deep emissions cuts can significantly slow down global warming over the next twenty years. Reducing emissions in line with the Paris Agreement aims to limit temperature rises and prevent unprecedented near-term warming rates.
Future emissions of greenhouse gases and aerosols will shift the North Atlantic's role in global ocean heat uptake, making it the main region of OHU by 2100. This is due to projected decline in anthropogenic aerosols, weakening the AMOC and diverging meridional ocean heat transport.
New research suggests that a 2°C warming would release 230 billion tonnes of carbon from the world's soil, more than four times China's total emissions over 100 years. This 'positive feedback' effect contributes to further climate change.
A new study explores long-term if-then-scenarios to quantify the effects of Arctic summer sea-ice melting on global warming. The research reveals that complete Arctic sea-ice melt could lead to an additional 0.2°C of warming, threatening climate goals.
Researchers found evidence of past permafrost thawing in Arctic Ocean sediments during past climate warming events. The study suggests that even a few degrees Celsius of Arctic warming could trigger massive permafrost thawing and release of greenhouse gases, posing a risk to the climate system.
A severe drought in East China from August to October 2019 was exacerbated by warm central equatorial Pacific sea surface temperatures and global warming. The study suggests that while natural climate variability played a role, human-induced climate change amplified the droughts likelihood.
Researchers found a warming trend in the deep sea, with temperature fluctuations detectable at depths of up to 4,757 meters. The increase in temperatures is consistent with global climate change, but more research is needed to understand its causes.
Researchers exposed blue mussels to current and future levels of ocean acidification and warming, finding that warming alone led to increased shell growth, while both together resulted in decreased growth. Warming also caused increased brittleness, threatening the mussels' survival, but acidification mitigated some effects.
A new study reveals that rapid ocean warming and acidification will exacerbate negative effects on planktonic communities, including reduced productivity and calcification. Researchers found that calcifying phytoplankton, such as coccolithophores, are particularly vulnerable to these changes.
Global warming is affecting nighttime temperatures differently, with more than half of the global land surface experiencing greater night-time warming. This 'warming asymmetry' has significant implications for plant growth and species interactions.
A new study found that China's aerosol pollution reduction efforts have caused warming in northern latitudes, potentially masking some effects of global warming. The research suggests that the reductions in particulate pollution may have unmasked around 0.1 degrees Celsius of greenhouse-gas-induced warming.
A OU-led study integrates omics data into ecosystem models to better predict soil carbon loss due to warming-induced adaptation in microbial communities. The findings suggest a more nuanced understanding of the ecological consequences of climate warming.
The global ocean has become more stratified due to global warming, reducing nutrients and oxygen. This increase in stratification affects climate, ecosystems, and the ocean's ability to store carbon, exacerbating global warming.
A new study reveals that severe marine heatwaves are more likely to occur now than before human-induced global warming began. The study found that the probabilities of high-impact MHWs occurring have significantly increased due to anthropogenic climate change.
A long-term study found that common noctule bat migration patterns change over successive generations, with younger males leading the way in colonizing new hibernacula. This flexibility may enable the species to stay within ideal conditions for reproduction and rearing of young or hibernation.
A study by OU researchers reveals that climate warming increases homogeneous selection in soil bacterial community assembly, which is linked to changes in drought and plant productivity. The findings have important implications for predicting and mitigating ecological consequences of climate change.
A recent study found that rapid warming events can lead to widespread mortality of coral reef fish. The research examined mass fish kills in the northern Red Sea and Kuwait Bay, revealing a link between rapid warming spikes and increased mortality.
Researchers use natural seafloor earthquakes to determine ocean temperature across vast distances and depths, overcoming previous limitations. The technique, called seismic ocean thermometry, reveals a decadal warming trend exceeding previous estimates in the East Indian Ocean.
A new study by the University of Tokyo's Institute of Industrial Science found that limiting warming to 1.5°C rather than 2°C above pre-industrial levels would significantly reduce global aridity, particularly in Mediterranean regions and western Europe. The research highlights the importance of considering regional impacts and suggest...
A Rutgers-led study finds that 80% of bottom-dwelling invertebrates have disappeared from Georges Bank due to warming-induced changes in spawning times. Ocean warming causes these creatures to spawn earlier, exposing larvae to stronger winds and water currents that push them toward warmer waters.
Researchers found equilibrium climate sensitivity likely between 1.9 and 3.4 °C based on latest climate models, contradicting high predictions of over 5°C warming. This range suggests goals of the Paris agreement may be achievable even with nations taking maximum efforts.
A study analyzing 30 years of data predicts significant ice loss and sea-level rise due to climate change. Greenland's ice sheet is expected to warm 4-6 degrees Celsius by 2100, leading to 10-12.5 centimeter increases in global sea level.
New research reveals that ocean warming patterns will increasingly be influenced by atmospheric warming, making them easier to predict. This suggests a significant shift from past climate models, which struggled to simulate ocean warming.
Northern peatlands store large amounts of carbon and nitrogen, but are vulnerable to permafrost thaw under climate change. If thawed, these peatlands could become a source of atmospheric carbon, leading to increased greenhouse gas emissions.
A new study suggests that incorporating climate policies into economic recovery plans can significantly reduce global warming. By investing in green industries, countries can lower traffic pollution and improve air quality, leading to immediate health benefits and a cooling effect on the climate.