Articles tagged with Global Temperature
New research reveals that global warming hits poorest regions hardest, with temperate nations like the UK being less affected than tropical countries such as the Democratic Republic of Congo. The study found that as average temperatures rise to 1.5°C or 2°C, wealthy areas will experience fewer climate changes compared to poor nations.
Studies suggest that restricting global mean temperatures to 1.5-2°C could reduce dengue fever incidence and spread in Latin America. According to models, limiting temperatures could prevent approximately 2.8 million dengue cases per year by the end of the century.
A recent study finds that a 2°C global temperature rise could expose nearly half of the world's population to multiple climate change risks, compared to a 1.5°C rise. The areas most at risk are densely populated and located in south Asia alone, with Africa facing greater challenges due to high social inequality.
The study found that extreme weather events worldwide coincided with the temperature spike, and natural variability in the climate system was not sufficient to explain it. Researchers projected that record-breaking temperature jumps and accompanying extreme weather events will become more frequent unless greenhouse gas emissions decline.
New research from the Universities of Southampton and Liverpool projects that global temperatures will exceed 1.5°C and 2.0°C above pre-industrial levels within 17-41 years if carbon emissions continue at current rates. Immediate action is needed to develop a carbon-neutral future or prepare for climate adaptation strategies.
A new study published in Nature has reduced the uncertainty around climate sensitivity by 60%, offering a more accurate picture of long-term climate change. The research team analyzed year-on-year global temperature fluctuations to derive a measure of climate sensitivity, revealing a range of 2.8+/-0.6°C.
A new study published in Nature Climate Change reveals that the Arctic warmed more than six times the global average during the 'global warming hiatus' from 1998 to 2012. The research uses improved datasets and methods to estimate average global temperatures, showing that the rate of global warming continued to rise at 0.112C per decade.
A team of 98 scientists from 22 countries compiled a comprehensive database of past global temperature records spanning 1 CE to the present. The PAGES2k 2,000 Year Multiproxy Database contains 692 records from 648 locations, providing the largest body of climate records with high temporal resolution.
Research by University of New South Wales scientists finds that even a 1.5°C temperature increase will lead to longer and more frequent heatwaves globally. Tropical regions are expected to experience almost constant heatwaves with just a 2°C rise, while others may become unliveable if temperatures increase by 5°C.
A new study suggests that as Earth's climate warms, global unforced temperature variability will likely decrease, while local regions could see sharp increases in natural temperature variability. This shift is due to albedo feedback, which reduces the impact of melting sea ice on amplifying natural temperature fluctuations.
A new study suggests that human-caused warming is very likely responsible for the recent streak of record-breaking temperatures. The likelihood of experiencing consecutive record-breaking global temperatures from 2014 to 2016 without the effects of human-caused climate change is no greater than 0.03 percent.
A new report confirms 2016 as the second-warmest year on record, with global temperatures reaching 1°C above pre-industrial levels due to human-induced climate change and El Niño events.
New research by Dick Startz suggests that achieving the global temperature goals laid out in the Paris Climate Agreement is unlikely, with a 95% chance of temperatures increasing by more than 2 degrees Celsius by 2100.
Researchers found that using a true non-industrially influenced baseline could reduce the available carbon budget for meeting the 2°C warming limit. The study suggests that assuming a late 19th-century baseline may be underestimating the warming already taken place.
Research suggests that a 1.5C temperature increase will lead to twice as many extreme ocean heat events like the 2016 Great Barrier Reef damage, while a 2C rise triples the odds of mass bleaching. The study models thousands of years under different scenarios and finds keeping temperatures below 1.5C reduces extreme events and costs.
A positive phase of the Interdecadal Pacific Oscillation could accelerate global warming, potentially pushing temperatures above 1.5°C as early as 2026. According to new research, this natural climate driver would likely produce a sharp acceleration in global warming over the next decade.
Researchers at the University of Massachusetts Amherst predict that Northeast US temperatures will increase much faster than the global average, reaching a 2-degrees Celsius warming target about 20 years earlier. The study finds regional variations in climate change impacts, including wetter winters and drier summers.
A study by Aarhus University scientists uses three independent climate modeling methods to demonstrate that wheat yield will decline with global temperature increases. The models project a 5.7% decline in global wheat production for each 1°C temperature rise, with warmer regions expected to suffer the most.
A record hot year globally in 2015 could soon become an average year by 2025 if carbon emissions continue to rise, according to new research. The 'new normal' for global average temperatures is expected to be locked in by 2040, but immediate action on carbon emissions can prevent extreme seasons from becoming the norm at regional levels.
A consumer tax on fossil fuels could lower its use and encourage cleaner alternatives, a new study suggests. The research proposes a Pigouvian tax as an effective way to balance economic needs with environmental protection.
A global campaign is proposed to gather essential biological information to improve climate change predictions for biodiversity. Current predictions fail to account for critical factors like species competition and movement, leading to inaccurate outcomes.
Researchers found a correlation between Pacific sea level changes and global surface temperatures, with steeper tilts in the western Pacific linked to cooler temperatures. The study uses sea level data from 1993 to 2016 to estimate global surface temperature increases by the end of 2016.
A new simulation and measurement method for anthropogenic global warming was created by researchers at the University of California San Diego, isolating human activities' contribution to surface waters of the Pacific Ocean. The study's findings show that human-induced warming can be distinguished from natural variability.
A study by Duke University and NASA's Jet Propulsion Laboratory finds that global temperature remains stable in the long run due to the Planck Response and other mechanisms. Natural climate cycles alone are insufficient to explain large, sustained changes in global temperature.
A recent study published in Nature reveals that regional temperature extremes may exceed a 2°C rise by as much as 6°C in certain areas. This means that even if global average temperatures reach 2°C, local temperatures could be significantly higher, with potential impacts on sea-level rise and methane releases.
Climate researchers have calculated regional temperature increases based on a global 2-degree target, revealing clear-cut effects and limitations. The study provides valuable tool for politicians, decision-makers, and civilians to understand the importance of reducing CO2 emissions.
A new NASA study finds that accurately accounting for climate drivers like aerosols and land use changes is crucial for predicting future global temperatures. The research calculated the temperature impact of each variable based on historical observations, revealing their complexity and correcting earlier underestimations.
A Purdue University-led survey of nearly 700 scientists from non-climate disciplines found that an overwhelming majority believe in anthropogenic climate change and are highly certain of their beliefs. The study suggests that cultural values, political ideologies, and personal identity influence scientists' views on climate change.
A study by Stanford scientists has found that the supposed 'global warming hiatus' never occurred, due to flawed statistical methods. The researchers developed a new statistical framework to re-examine temperature data, taking into account temporal and spatial dependencies.
Researchers argue that internal natural variability can overwhelm background warming, making temperature plateauing rates appear significant. The Pacific Decadal Oscillation and other factors contribute to these variations, which must be considered when developing climate change models.
Scientists analyzed ocean temperature measurements, finding a layer between 300-1,000 feet below the surface has been accumulating more heat than previously recognized. This warming will drive a surge in global surface warming as warm water moves westward, affecting surface temperatures and climate patterns.
A new study found that cutting greenhouse gas emissions may increase hunger risks due to indirect effects on food production and biofuel consumption. The researchers conclude that governments must address climate change while providing measures to alleviate hunger.
A recent slowdown in global average temperatures is having no effect on the planet's projected warming by 2100. The study found that long-term temperature outcomes are unaffected by short-term variability, with greenhouse gases expected to overwhelm natural fluctuations and lead to dangerous levels of warming.
A Yale University study found that people with high climate science literacy are actually more politically polarized on the issue. Despite recognizing the causes and consequences of climate change, those who score highest on a test measuring scientific evidence are more likely to hold extreme views.
Recent research suggests that human influence on climate may have contributed to the possibility of breaking global and UK temperature records. The global mean temperature for January to October is 0.57°C above the long-term average, with the full-year figure likely to be close to this estimate.
A new study suggests that small volcanic eruptions could be contributing to the slowdown in global warming by ejecting more atmosphere-cooling gas into Earth's upper atmosphere. By deflecting solar radiation, these eruptions may have lowered global temperatures by 0.05 to 0.12 degrees Celsius since 2000.
A recent study published in Geophysical Research Letters suggests that the slowdown in global warming between 1998 and 2013 was due to a natural cooling fluctuation, rather than human-induced emissions. The study uses statistical analysis to identify patterns consistent with pre-industrial temperature swings.
A new study reveals that traditional and central Pacific El Niño events have distinct effects on global surface temperatures. Global temperatures were anomalously warm during traditional El Niño events but not during central Pacific events, which occur more frequently now.
A new NASA study suggests that Earth's climate will continue to warm during this century, with a possible 20% increase in warming compared to previous estimates. The research focuses on improving the understanding of how airborne particles drive climate change, particularly in the Northern Hemisphere.
Research found a steep upward tendency in extreme hot days over land, despite a supposed 'hiatus' in global average temperatures. The study revealed regions experiencing 10-50 extremely hot days saw the greatest increases in hot events and affected area.
Researchers find Pacific trade winds have driven more heat into oceans, slowing global warming; however, when winds weaken, heat will rapidly return to atmosphere. The study suggests a hiatus in global warming is temporary and temperatures will soon rise rapidly.
A new study by Professor Terry Sloan and Professor Sir Arnold Wolfendale found that changes in solar activity had a negligible impact on global temperatures. The researchers compared data on cosmic rays entering the atmosphere with global temperature records, concluding that less than 14% of the twentieth century's warming was attribut...
A new study reconstructs Pacific Ocean temperatures over the last 10,000 years and finds that middle-depth waters have warmed 15 times faster than natural fluctuations. This suggests that oceans may be storing heat from human emissions, potentially buying time before climate change accelerates.
A new study reveals climate change is altering Southern Hemisphere circulation patterns, with mid-latitude high pressure zones being pushed further into the Southern Ocean. Rising global temperatures are driving winds south, contradicting expectations from strong El Niño events.
A recent study published in International Journal of Modern Physics B suggests that chlorofluorocarbons (CFCs) are responsible for global warming, contradicting conventional wisdom. The research, led by Qing-Bin Lu, reveals a strong correlation between CFC levels and global temperatures.
Scientists reconstructed Earth's climate history using data from 73 sites worldwide, revealing that the planet today is warmer than during 70-80% of the last 11,300 years. The study suggests that global temperature will rise significantly by the end of this century under all plausible greenhouse gas emission scenarios.
A new study reconstructs Earth's temperature history back to the end of the last Ice Age, revealing that the planet is warmer than it was during 70 to 80 percent of the past 11,300 years. The analysis also shows that global temperatures have warmed about 1.3 degrees Fahrenheit over the past century.
A global review of rainfall data found that extreme rainfall events are increasing in intensity and frequency due to rising temperatures. The study, published in the Journal of Climate, shows a 7% increase in extreme rainfall for every degree rise in atmospheric temperature.
The average global temperature in 2012 was 58.3 degrees Fahrenheit, 1.0 F warmer than the mid-20th century baseline, continuing a long-term trend of rising global temperatures.
GEOMAR researchers have found evidence that climate change can trigger volcanic eruptions on a global scale. They discovered a pattern where periods of high volcanic activity followed rapid global temperature increases and associated ice melting. This discovery could provide new insights into the Earth's natural climate cycles.
A new study has revealed a rapid response between global temperature and ice volume/sea-level, which could lead to significant sea-level rise. The researchers were able to accurately date continuous sea-level records, allowing for detailed comparisons with independently dated ice-core records from Antarctica and Greenland.
Many fruit fly species lack heat resistance, making them vulnerable to predicted global temperature increases. Researchers found that most tropical and mid-latitude species are at risk of extinction without adaptation.
Scientists compiled core samples from around the world to reconstruct global temperature and find a strong correlation between rising CO2 and warming at the end of the ice age. CO2 trails Antarctic warming but precedes global temperature change, supporting its role in climate change.
A new study suggests the Greenland ice sheet may melt completely within 500 years under 8 degrees Celsius global warming, while a 2-degree limit would take 50,000 years to achieve. The melting could accelerate due to feedbacks between climate and the ice sheet, with significant consequences for sea levels.
According to NASA's Goddard Institute for Space Studies, 2011 was the ninth warmest year since 1880, with temperatures around the globe 0.92 degrees F warmer than the mid-20th century average.
Researchers analyzed five global temperature data sets and found that after removing short-term fluctuations, all five data sets showed excellent agreement, indicating that global warming is not slowing down. The study suggests that temperatures will continue to rise, emphasizing the urgency of addressing human influence on climate.
Researchers warn that forced migration due to climate change will have calamitous results if not planned carefully. The team emphasizes the need for informed decision makers and careful planning to avoid community devastation. Resettlement efforts have left millions impoverished in the past, highlighting the complexities of the task.
A new analysis suggests that Earth's deep oceans can absorb enough heat to flatten the rate of global warming for periods of up to a decade. The study used computer simulations and found that ocean layers deeper than 1,000 feet are the main location of the 'missing heat' during these periods.
Researchers have linked the fastest sea-level rise in 2,000 years to increasing global temperatures. The study, published in Proceedings of the National Academy of Sciences, found that sea level rose by more than 2 millimeters per year on average since the late 19th century.
A recent study found that the rate of sea level rise along the US Atlantic coast is the fastest in 2 millennia, linked to rising global temperatures. The research, conducted by a team of scientists, used microfossils and radiocarbon dating to reconstruct sea levels over the past 2000 years.