Articles tagged with Climate Change Effects
A new model predicts that climate change impacts will worsen income growth for the poor, leading to a more unequal distribution of wealth. The researchers recommend lenient or sharp increases in carbon prices to mitigate these effects and protect vulnerable populations.
A new study analyzing data from 1901 to 2008 found that dams and irrigation significantly raise the global human consumption of freshwater by increasing evapotranspiration. The study's results indicate a 20% increase in the global human freshwater footprint, corresponding to around 4,370 km3 per year.
Researchers at Lehigh University predict a drastic northward shift in suitable habitat for southern chickadee species by 2050, displacing northern species. Climate change affects species distributions and hybridization, with potential implications for the merging of two species.
Researchers from the University of Leicester warn that a six-degree Celsius increase in ocean temperature could stop oxygen production by phytoplankton, leading to catastrophic consequences. This would result in the depletion of atmospheric oxygen on a global scale, causing mass mortality of animals and humans.
A new study from Durham University found links between massive volcanic eruptions and polar temperatures during the last Ice Age. The research indicates that Southern Hemisphere eruptions may have triggered abrupt warming in Greenland, while Northern Hemisphere eruptions caused Antarctic warming.
A study finds that CO2 pricing can improve public welfare by investing in infrastructure. The research shows that finance ministers can benefit from this approach, as it yields a positive economic effect. The authors suggest that price targets can be an effective tool for climate policy, particularly for countries like Canada and Chile.
The German Research Foundation supports a new Transregional Collaborative Research Centre TR 172 'Arctic climate change' with up to two additional funding periods. The project aims to investigate the causes of the above-average warming in the Arctic and improve the accuracy of climate models.
A new study suggests that climate change will significantly impact global farming productivity, with a one-sixth decline in production under projected scenarios. Altering crop patterns within countries is key to mitigating these effects, rather than relying on international trade.
A new alliance of UK health professionals aims to place health at the center of climate change negotiations. The Health Professional Alliance to Combat Climate Change advocates for improving air quality, increasing active transport, and reducing healthcare's environmental footprint.
A new U of T study argues that stakeholders should be rewarded for their valuable input in climate change research. The researchers categorized 27 climate change research networks and listed the roles of stakeholders in producing knowledge on local communities.
Adelie penguins' population has seen a 135-fold increase over the last 14,000 years due to retreating glaciers. However, regional variability means some populations are declining despite current favorable environmental conditions.
A University of Adelaide study finds that warmer oceans and increased CO2 levels will dramatically impact sharks' hunting ability, leading to reduced growth rates and changes in food webs. This loss of top-down control could accelerate shark extinction rates.
Researchers at FAU found that global warming in Earth's history occurred at a similar rate to today. The team analyzed climate changes over the past 250 million years and discovered that rapid fluctuations were invisible but not absent. Current temperature increases appear slower due to longer observation periods.
Researchers tracked climate adaptation initiatives globally, finding an overall 87% increase in reported initiatives among Annex I Parties since 2010. However, most vulnerable groups remain at risk and adaptation policies can be dismantled with changes in government.
A recent study from the University of Eastern Finland found that man-made snow drifts improved breeding success in seals during winters with poor snow conditions. The study developed novel methods for monitoring and conserving the critically endangered Saimaa ringed seal subspecies.
Researchers found that treetop leaves in tall trees like coast redwood and Japanese cedar act as a water supply tank, storing water to help maintain physiological functions. This discovery helps predict future changes in forest function and CO2 absorption in the face of climate change.
The American Academy of Pediatrics (AAP) has released a policy statement linking climate change with the health of children. The statement highlights the unique vulnerability of children to climate-related threats, including heat stress, air quality issues, and increased infectious diseases.
New research shows that deciduous trees can increase resilience of river ecosystems by providing food for insects, which in turn support fish, birds, and bats. Trees also offer a cooling influence and an annual energy input through falling leaves.
Researchers discovered a molecular mechanism that triggers early flowering in thale cress under cool temperatures, allowing for accurate prediction and future modification of plant flowering behavior. This study provides insights into the impact of climate change on plant ecology and has potential applications for crop breeding.
A Baylor University study projects significant impacts of climate change on the Himalayan mountain basins, including reduced water availability and exacerbated food insecurity. The research highlights the importance of land use practices in conserving water resources, particularly in regions like Nepal.
A Stanford-led study assesses the health of yellow cedar trees in Alaska's Glacier Bay National Park and Preserve, revealing early signs of climate change-induced dieback. The research highlights the need for new conservation strategies that integrate ecological and social dimensions to safeguard species vulnerable to climate change.
Research finds that climate variability played a significant role in the emergence, decline, and re-establishment of ancient agrarian states in Mexico and Peru. The study analyzed climate records from stalagmites and ice caps to understand how climate conditions influenced the growth and instability of these civilizations.
Scientists warn of self-reinforcing cycle of permafrost thaw and global warming. Experts call on world leaders to act now to reduce carbon emissions from fossil fuel combustion.
A recent global analysis predicts a decline in marine species diversity and abundance as ocean acidification and warming are expected to have devastating effects on fisheries and ecosystems worldwide. Microorganisms are the only group likely to thrive, while carnivorous fish face a collapse from top of food chain.
A recent UCLA-led study quantified the direct impact of climate on ecosystems worldwide, finding that it has a strong and immediate effect on forest productivity. The research restores scientific consensus on the topic after a controversial 2014 paper questioned the correlation between climate change and ecosystem growth.
Research published in BMC Evolutionary Biology suggests that climate change could have a positive impact on Swedish sand lizard populations by allowing them to lay eggs earlier. This shift enables the females to better adapt to warming temperatures and improve the fitness of their offspring.
A new DIY experiment by QUT physicists demonstrates how oceans expand as they heat up, causing sea levels to rise. The study finds that thermal expansion is responsible for most of the rising sea levels during the past century, with melting ice sheets contributing to further increases.
A new US Forest Service-led study reveals that habitat diversity is key to protecting coastal cutthroat trout from the effects of forest harvest and climate change. The study found that trout in different streams respond differently to these disturbances based on their habitat features.
Researchers found the fossil record of the earliest North American coral species that reappeared after a mass extinction event, providing insights into survival and recovery. The study reveals that corals took over 20 million years to recover from the event, which was likely caused by massive global climate change.
Scientists discovered that warmer glaciers in Patagonia erode 100-1,000 times faster than those in Antarctica, shedding sediment into oceans and impacting freshwater access. The study highlights the complex effects of climate change on polar regions.
A new University of Utah study found that climate change negatively impacts birth weight, particularly in African countries. Exposure to reduced precipitation and increased hot days results in lower birth weights, with effects seen as early as the first trimester.
A new study finds that climate-related changes in flower diversity are causing a significant shortening of alpine bumble bees' tongues, making them poorly suited to feed from deep flowers they were adapted to. This loss of mutualism highlights how climate change can decouple well-established relationships between bees and plants.
A new study reveals that competition from previously unknown plant species at lower elevations can be decisive for alpine plants in warmer climates. This finding challenges the assumption that higher temperatures are the primary effect of climate change on alpine species, instead highlighting the importance of competition.
A new study finds that as climate warms, many plants face uphill struggle for survival due to competition from unknown species. Alpine plants perform poorly if new competitors move in, but migrate and adapt well when moving into new communities.
Researchers examine differences between Southern California's summer and Santa Ana fires, which exhibit split personalities due to climate-driven conditions. Climate change increases the risk of both fire types, with non-Santa-Ana summer fires becoming more prevalent.
A study by Umeå University researchers found that population growth is responsible for 86% of the increase in dengue incidence in Singapore, with climate change and urban heat islands contributing to the remaining 14%. The findings have significant implications for predicting future trends in dengue epidemics.
Researchers will investigate greenhouse gas exchanges, permafrost thawing, and wildlife habitat changes in the Arctic Boreal Vulnerability Experiment (ABoVE). The study aims to better understand the ecological impacts of climate change on forests, wildlife, and communities in Alaska and northern Canada.
A recent USDA Forest Service study found that warming temperatures and acidity threaten coldwater aquatic species in the southern Appalachians, with an estimated 10-20% loss of habitat for brook trout. The research highlights the importance of watershed management and climate adaptation planning to mitigate these impacts.
A study found that climate change can rapidly alter plant genetic diversity, but also enable an 'evolutionary rescue' through increased adaptability. The research suggests that genetic diversity may buffer plants against harmful effects of climate change.
A new NASA study reveals that the presence of vegetation is crucial in mitigating urban heat island effects, which can raise temperatures by 1.9°C in urban areas compared to surrounding rural areas. The study found that replacing impervious surfaces with vegetation can reduce temperature differences by up to 1.3°C.
Researchers found a strong link between high wildfire risk in the Amazon basin and devastating hurricanes that ravage North Atlantic shorelines. This connection is crucial for developing better seasonal outlooks for drought and fire risk in the Amazon.
A recent study models the impact of climate change on marine biodiversity, predicting that warming oceans will lead to significant changes in species distribution. The researchers found that some species will expand into new regions, while others with restricted ranges are likely to face extinction.
Researchers found that stronger winds forecasted by climate change could exacerbate the time females take to find food compared to males, affecting their wellbeing and potentially population sizes. This study on UK coastal seabirds highlights the impact of wind conditions on bird behavior.
Climate change is affecting UK's blanket bogs, impacting rare upland bird species like dunlin, golden plover, and red grouse. The loss of crane fly prey due to summer droughts could lead to a 50% decline in dunlin numbers, 30% in golden plover, and 15% in red grouse by 2051-80.
Coral reefs are under pressure from climate change, which may reduce their ability to protect tropical islands against wave attack and erosion. The study suggests that coasts fronted by relatively narrow reefs with steep faces and deeper reef flats will experience the highest wave runup and greatest potential for island flooding.
A new analysis reveals that society has been discussing climate-related effects like heat waves and droughts since well before the climate changed. This social evidence counters attacks on climate science and presents a useful argument for climate action.
Researchers developed a laboratory device to mimic landscape formation, finding that hillslope processes play a key role in shaping valleys. The study's findings support a popular theory on landscape evolution, suggesting a scale-dependent balance between tumbling sediments and runoff processes.
Researchers found that cooler temperatures increase milk output in lactating females, while also slowing the growth of their young due to increased energy expenditure. In contrast, warmer temperatures limit milk production in mothers while benefiting the growth of their pups.
A University of Maryland study has found that extreme heat and precipitation events are associated with increased risk of Salmonella infections, particularly in coastal areas. The research team identified a disproportionate impact on coastal communities, highlighting the need for public health preparedness and response to climate change.
Native wildflowers in California are losing species diversity after multiple years of drier winters, according to a study. Drought-intolerant species suffered the worst declines, foreshadowing larger-scale extinctions.
A new report by The Lancet suggests that climate change could wipe out health progress over the past 50 years, but effective climate action may improve global health. The report highlights positive co-benefits of reducing emissions, such as lower incidence of respiratory diseases and obesity.
A new study found that attributing a natural disaster to climate change leads to skepticism, causing individuals to justify withholding aid from victims. This phenomenon highlights the importance of separating discussions on climate change and humanitarian aid.
Bioethicists can help reframe climate change discussion to focus on serious health risks, rather than just polar bears or environmental issues. This approach could aid communication efforts and mitigate tensions between skeptics and experts.
A study of Elkhorn Slough and Monterey Bay found that nutrient runoff from land use leads to low oxygen levels, affecting fish populations and commercial fisheries. The research suggests improvements in land management could benefit estuaries and fisheries.
A new Commission on women and health found that women's contributions to healthcare amount to $3 trillion, with nearly half being unpaid and unrecognised. The report emphasizes the need for gender equality and empowerment in healthcare policies and interventions.
A new survey method reveals that Norwegians' thoughts on climate change are more complex than previously suggested, with balanced views on nature and human activities. The study found that older respondents focus on physical consequences, while younger ones emphasize future concerns.
In 2013, godwits postponed arrival by over three weeks due to unseasonable weather, but still raised more young than usual. The birds' ability to cope with extreme weather may be beneficial for climate change mitigation.
New research reveals that savannahs are a major driver of carbon sequestration globally, outpacing tropical rainforests. The semi-arid ecosystems can control fluctuations in atmospheric CO2 concentrations, and their importance should not be overlooked in climate policy discussions.
A new study shows that diverse soil communities can limit the effects of climate change by regulating microbial activity and controlling carbon emissions. Small animals like insects and worms play a crucial role in this process, feeding on microbes that can trigger increased carbon emissions.
Researchers at Florida State University found that climate change is causing fewer but stronger hurricanes due to rising ocean temperatures. The study projects an increase in storm speed by 1.3 meters per second and a decrease in the number of storms by 6.1 over the past 30 years.