Research on the consequences of a changing climate. Covers food and water disparities, sea-level costs, forest resilience, and shifting ecosystems.
The Arctic Ocean's pH is decreasing at a rate 3–4 times faster than in other oceans, with acidification impacting marine life. Sea butterflies, a key food source for whales, may face reduced availability due to increased carbon dioxide uptake.
A novel genetic analysis by University of Ottawa researchers reveals that climate change could lead to an increased risk of viral spillover in the High Arctic. This increased risk may result in new viruses infecting previously uninfected hosts, potentially leading to emerging pandemics.
Over 250 health journals globally publish an editorial urging wealthy nations to provide climate justice for Africa, citing severe flooding, increased infectious diseases, and economic devastation. The authors argue that achieving the $100bn climate finance target is now 'globally critical' to forestall systemic risks.
A 16-year-long study by Indian Institute of Science researchers found that large mammalian herbivores like yak and ibex stabilize soil carbon levels, which is crucial for offsetting climate change effects. The study showed that grazing animals reduce fluctuations in soil carbon, ensuring its persistence.
A new study reveals that vertical migrators, including krill and jumbo squid, are unlikely to leave their native tropical zones due to climate change. Instead, they may expand their habitat northward in response to temperature changes and altered metabolic requirements.
The editorial urges wealthy nations to step up support for Africa and vulnerable countries in addressing past, present, and future impacts of climate change. The climate crisis has destroyed a fifth of the GDP of the most vulnerable countries.
New research from British Antarctic Survey predicts climate change will extend the lifetime of space debris and elevate the risk of collisions between satellites, due to reduced atmospheric density. The study's findings highlight the need for action to control space pollution and ensure the upper atmosphere remains usable in the future.
A new study suggests that the US economy's supply chains cannot compensate for local production losses from hurricanes if climate change continues. The researchers found that even under moderate warming scenarios, hurricane damages will exceed the economy's coping capacities, leading to indirect economic effects and price increases for...
A team of scientists has found that small sulfate aerosols in the 1970s may have counteracted the effects of global warming by forming clouds that reflect radiation. The study reconstructed particle sizes from Greenland ice cores, showing a higher concentration of small sulfates during this period.
Researchers investigated how supraglacial lake drainage affects tidewater glacier flow speed. They found that Helheim Glacier showed a small 'pulse' of movement after lake drainage, likely due to an efficient drainage system. However, for glaciers without such systems, lake drainages may produce a net increase in glacier movement.
Researchers study links between cyclones and forest fires, finding that cyclones can create conditions ripe for fires by damaging trees and altering microclimates. As climate change increases cyclone intensity, the risk of wildfires in previously fire-resistant ecosystems like rainforests grows.
Researchers warn that UK wheat yields are vulnerable to increasingly frequent extreme weather events due to climate change. The study found that while warmer temperatures can benefit yields, multiple extreme weather events can lead to significant negative impacts on production.
Geoscientists at the University of Sydney have created a method to assess the health of coral reefs from space by analyzing sand aprons. The research reveals that sand aprons can be used to predict carbonate sediment productivity, with significant declines detected in recent years, indicating potential effects of climate change.
A large-scale study of 47 primate species across three continents found that climate change and deforestation are driving these animals to spend more time on the ground. The study suggests that primates with certain traits, such as a generalized diet or living in larger groups, may be more likely to adapt to this new lifestyle.
Climate change threatens societal capacity, leading to governance failures and basic necessities shortages. The authors propose three collapse scenarios: direct effects, indirect impacts on trade and international cooperation, and decreased adaptability.
New research simulates climate warming and ocean acidification in the Gulf of Mexico and Caribbean, finding that high emissions could lead to critically warm temperatures as early as 2050. Reducing emissions may delay this onset, giving coral conservation programs more time to adapt.
Researchers found that warmer nighttime temperatures increase sleep disturbance, comparable to the impact of heatstroke, in Japan's residents. The study suggests that measures like air conditioner use or reducing outdoor temperatures may help mitigate this issue.
A team of scientists from the University of Exeter has made a key breakthrough in predicting fluctuations in the rotation of the Earth and the length of the day. They used mathematical modeling to show that changes in the atmosphere can be predicted more than a year in advance, linking geodesy with climate prediction.
Research finds that biodiversity metrics may show no change despite reorganisation of ecological communities in oceans, and new species replace lost ones. The study suggests a need for alternative methods to detect species replacements and abundance changes rather than just habitat loss or biodiversity loss.
A new study reveals that 60% of northern Fennoscandia's grazing land is exposed to multiple pressures, including forestry, tourism, and climate change. This reduces the size and quality of summer grazing areas, with only 4% remaining undisturbed.
A Brazilian study of 26,616 tree falls in São Paulo found that building height and neighborhood age are key factors influencing the risk of tree failure. Sidewalk width and tree height were also found to be significant variables. The research provides valuable insights for urban planning and tree management in the city.
A Harvard T.H. Chan School of Public Health study found that hundreds of hospitals on the Atlantic and Gulf Coasts are at risk of flooding from Category 1-4 storms, with sea level rise expected to increase this risk by 22% this century. The study highlights the need for coastal hospitals to prepare for greater risks in the future.
A recent OSU study found that traumatic injury rates among outdoor workers in Oregon's agricultural and construction sectors are significantly higher during periods of high heat. The study examined 92,000 injury claims from 2009-2018 and found a strong association between heat index above 75 degrees and increased risk of injury.
A recent study by the University of Plymouth and international partners reveals that rapid sea temperature drops of up to 10 degrees were a primary cause of a devastating coral die-off event in Costa Rica's Eastern Tropical Pacific. The research highlights the importance of considering upwellings when managing reef systems, and propose...
New research shows that elevated carbon dioxide levels in forests in the US have increased wood volume by up to 20%, making trees more efficient at absorbing carbon dioxide. This phenomenon is called carbon fertilization and can help mitigate climate change, potentially reducing costs associated with mitigation efforts.
A University of Washington study found that heat-related mortality is a current environmental public health problem in Washington state, even in temperate areas. The study analyzed deaths from 1980 to 2018 and found significant increases in mortality on days with high humidex values.
A new study by Eurac Research confirms negative global trends in mountain areas, with an average decline of 15 days of snow on the ground over 38 years. Snow cover has decreased by 4% globally, with peaks of 20 or more fewer days in Canada's western provinces.
Researchers studied cloud responses to quadrupled CO2 over East Asia, finding that slow cloud responses can cause cooling effects in certain regions. The study suggests that understanding these changes is crucial for predicting future climate effects.
A new international study reveals termites' pivotal role in wood decay, contributing to the earth's carbon cycle, and their sensitivity to temperature and rainfall. Termites may increasingly contribute to greenhouse gas emissions with climate change.
A recent study suggests that coral reefs can evolve and adapt to climate change by protecting a sufficient diversity of coral reefs, particularly in hotter waters. The researchers advocate for conservation approaches at local, regional, and global scales to address this issue.
A new study shows that precipitation events decrease atmospheric aerosol concentrations, particularly sulphate, in boreal forest environments. The researchers found significant formation of sulphate mass in non-precipitating clouds, which can improve the accuracy of climate models estimating aerosol transport.
Researchers found that children prenatally exposed to Superstorm Sandy had substantially increased risks for depression, anxiety, and attention deficit disorders. Male children had elevated risks for attention deficit and disruptive behavioral disorders, while female children had elevated risks for anxiety disorders.
Researchers have discovered a key link between warmer early winters and reduced crop yields in oilseed rape plants. The study found that colder temperatures during late November/early December promote faster growth and higher yields, while warmer temperatures result in lower yields.
A £1 million grant from the Bezos Earth Fund will support a new initiative aimed at identifying and activating 'positive tipping points' to accelerate decarbonization and limit climate change. The project will focus on improving assessment, forecasting, and activation of positive tipping points across various sectors.
A recent study in Peru revealed a 50% decline in arthropod biomass following short periods of drought and increased precipitation. Tropical insects are sensitive to both extreme weather events, with rainfall patterns being a key factor in their decline.
The study quantifies the impact of human activity on the Atlantic Rainforest's carbon storage capacity, highlighting that forest degradation leads to significant losses and increased greenhouse gas emissions. Conservation efforts are crucial to reverse these effects and protect the biome's carbon stocks.
A study by Helmholtz Centre for Environmental Research - UFZ found that climate-induced deforestation can lead to a significant increase in dissolved phosphorus concentration and nitrogen levels in reservoirs. This can result in an overgrowth of diatoms and green algae, compromising water quality.
The International Journal of Dermatology calls on dermatologists to take action against climate change by reducing carbon emissions through increased use of telehealth. The authors also emphasize the need for funding prioritization for climate-health research to improve healthcare sustainability and decarbonize the profession.
A recent study by IIASA and Fudan University warns that relying too much on biomass-based carbon removal technologies could exacerbate global warming and reduce crop yields, leading to food shortages. The simulation results show that delayed mitigation and BECCS deployment could increase global warming from 1.7°C to 3.7°C by 2200.
Scientists at Hokkaido University have quantified glacier mass loss on Kamchatka Peninsula, revealing a total ice loss of 4.9 billion tons between 2000 and 2016. Rising temperatures are driving this change, which contributes to global sea level rise.
A NASA initiative studies wildfire-induced air pollution by measuring atmospheric CO and O3 levels using airborne observations. The study found that CO levels increased in the plume as it was transported away from the fire site, while plume age was associated with distance in both vertical and horizontal directions.
A study led by Leibniz Institute for Tropospheric Research reveals that smoke from the Australian Black Summer wildfires spread across the southern hemisphere, warming upper atmosphere and cooling lower atmosphere. This has significant implications for climate modeling due to increasing wildfire frequency under climate change.
A new study by Rice University biologist Tom Miller explores the role of fungi in determining the range limits of plants in Texas. The research reveals that fungal partnerships improve drought tolerance and could potentially extend the range of grasses in response to climate change.
A new approach to composting in agriculture could improve crop yields, soil health, and divert biowaste from landfills, addressing global food security concerns. The study estimates PCS could boost annual global production of major cereal crops by 96 million tonnes.
Forests face risks from climate change in three dimensions: carbon storage, biodiversity, and forest loss from disturbances. The study found higher risks in southern boreal forests and drier regions of the Amazon and African tropics.
A new study finds that the social cost of carbon is more than triple the current federal estimate, with each additional ton of carbon dioxide costing society $185. The study's updated methodology and key scientific advancements led to the higher estimate, which could inform stronger climate policies.
A new study suggests that global fish stocks will not be able to recover to sustainable levels without strong actions to mitigate climate change and overfishing. Climate change has reduced fish stocks in 103 of 226 marine regions studied, including Canada, from their historical levels.
A new study found that regions with high past temperature variability tend to be less sensitive to current and future climate changes, offering hope for forests' ability to adapt. The research highlights the importance of considering legacy effects of past climate conditions in forest management and climate policy.
A University of Kentucky-led project aims to understand how aquatic biodiversity in the Great Rift Valley is affected by climate change. The five-year study, funded by $2.5 million from the NSF, will assess scenarios of climate change and its effects on lake ecosystems using high-resolution geological records and genetic tools.
A study published in Scientific Reports found that Australian bushfires contributed to the highest recorded temperature in the lower stratosphere since the early 1990s. The smoke aerosols emitted by the fires led to a significant increase in stratospheric temperatures, with a modelled temperature spike of around 0.65 degrees Celsius.
Kelp forests, which sequester large amounts of atmospheric carbon, may struggle to trap it due to accelerating decomposition rates in warmer waters. A study found that sea temperature has a strong influence on decomposition rates, with kelp fragments degrading more slowly in cooler waters.
Scientists studied lightning's impact on Panama Canal forests, finding that some tree species, like palms, are more likely to die after a strike. Others, with denser wood and larger water vessels, are more resistant and may even store more carbon.
Researchers found that non-growing season nitrous oxide emissions in the Midwest can account for up to 60% of annual emissions. Environmental factors such as precipitation and temperature drive these emissions, with more intensive freezing causing increased emissions in the southeastern Midwest.
Researchers led by Cornell University are evaluating the potential of making the stratosphere 'brighter' to cool the Earth. They use geoengineering simulations to assess the impact of injecting sulfate aerosols, a known pollutant, on climate change mitigation strategies.
A new University of Illinois study shows that fathead minnows can handle simulated heatwaves with few nasty side effects. Most minnows rapidly returned to normal physiological functioning after cooling down, but some became more susceptible to oxidative stress.
A recent study estimates that climate change will lead to higher global wheat prices and increased economic inequality between exporting and importing countries. The researchers used a novel climate-wheat-economic ensemble modelling approach to analyze the impact of a 2℃ warmer world on global wheat supply and demand.
Research suggests rising temperatures could disrupt sleep patterns and blunt the immune response, making people more susceptible to infections. This is particularly concerning for low-income communities and communities of color who face heightened risks from heat and limited access to air conditioning.
A study by Florida Atlantic University researchers compared the walking and swimming behaviors of neonate and juvenile epaulette sharks. Contrary to expectations, results showed that differences in body shape did not alter kinematics between early life stages, suggesting a consistent locomotor performance.
A national survey of 1000 adults in Greenland found that 3 out of 4 support extracting and exporting sand from the melting ice sheet, with most preferring local involvement. The study highlights a rare example of an Arctic Indigenous population wanting to be involved in decision-making about adapting to accelerated Arctic changes.
Researchers at Princeton University found that burying 5% of power lines near main distribution points could reduce the number of affected residents by half. The study used Harris County, Texas, as an example and estimated that the risk of hurricane-blackout-heat wave events would increase 23 times by the end of the century under a