Articles tagged with Climate Change
A new study finds connections between extreme weather events and HIV vulnerabilities, including increased transactional sex, reduced condom agency, and LGBTQ stigma. Researchers studied 21 sex workers and 15 gbMSM in Nairobi, Kenya, revealing interrelated links between climate change-related resource insecurities and HIV risk.
Scientists analyzed ancient DNA, fossil shape, and habitat data to determine the factors influencing the size of extinct giant ground sloths. The result shows that size differences among sloths have been primarily influenced by the types of habitats they lived in and climate change.
A study by Tohoku University found that combining rooftop solar panels with electric vehicles as batteries can supply 85% of Japan's electricity demand and reduce carbon dioxide emissions by 87%. The 'PV + EV' system could lower energy costs by 33% by 2030, providing a promising pathway for Japan to achieve carbon neutrality.
The University of Maryland-led study found that the bay experiences 25 days of heat waves annually, with a 10% uptick in recent years. Satellite data shows varying duration and frequency of heat waves across different regions of the bay, highlighting the need for a marine heat wave warning system.
Record-breaking wildfires are rapidly transforming forests from carbon sinks to super-emitters due to warming and drought conditions. Planting trees can even increase wildfire risk in some cases.
A new MIT study reveals that climate change will make it harder to reduce ground-level ozone in certain regions, including eastern North America and Western Europe. In contrast, northeast Asia may see improvements in air quality with decreased nitrogen oxide emissions.
A new study reveals climate change is affecting wine regions globally, but unevenly. European winegrowers face the most significant challenges, with rising heat extremes and faster-ripening grapes altering wine taste. The study provides insights into adapting to these changes by identifying regions changing fastest due to warming.
Clownfish have been shown to shrink in response to heat stress and social conflict, increasing their survival chances by up to 78%. The study also reveals that coordination with breeding partners is crucial for surviving heatwaves when shrinking.
A new optimization approach for fuel breaks in Alberta, Canada's fire-prone landscapes can effectively reduce potential risks and impacts of forest fires. By accounting for uncertain wildfire behavior, this method helps compartmentalize a fire-prone forest landscape.
Under carbon limitation, trees shift from roots to mycorrhiza for nutrient acquisition. Mycorrhizal colonization and extramatrical hyphal length increase, while root physiological activity declines.
A study by University of California, Davis' Tahoe Environmental Research Center found large fluctuations in ultraviolet radiation between wet and dry years at Lake Tahoe. UV radiation penetrates deeply in clear waters like Lake Tahoe, affecting aquatic ecosystems and photosynthesis.
Combining afforestation and oceanic carbon dioxide removal does not lead to efficiency losses, according to LMU researchers. This combination could reduce pressure on land areas, providing social and ecological advantages. More research is needed into marine CDR methods and their environmental impacts.
A new study projects that wind losses for homeowners in the Southeast will increase by 76% by 2060 and 102% by 2100. Texas is expected to experience the highest increase in losses, followed by Louisiana, Mississippi, and Alabama.
Research reveals that ignoring ecological differences between male and female plants can lead to inaccurate biodiversity forecasts. The study highlights the need to refine biodiversity forecasts to account for sex-specific responses to climate change, finding that female dominance may increase under global warming.
A new study suggests that limiting global temperature increase to 1.5°C may not be enough to save the world's ice sheets, which could lead to significant losses and extensive displacement of coastal populations. The researchers argue that a target of around 1°C would be more effective in preventing rapid sea level rise.
A recent study reveals that just 100 corporations are behind a fifth of global extractive conflicts, exacerbating environmental and social harms in the Global South. The companies, mainly from the Global North, engage in high-value resource extraction and transport, concentrating wealth while transferring harms to local populations.
A new study found that state-led climate action can reduce carbon emissions by up to 46% by 2050, with different technologies adopted in each state. State-led efforts would focus on industrial decarbonization, while federally coordinated efforts rely more on clean energy production.
Researchers at MIT have developed a new approach to boost the efficiency of electrochemical carbon dioxide capture and release by introducing a simple intermediate step that facilitates both capture and release. The new method uses nanofiltration membranes to separate ions in the solution based on their charge, allowing for more effici...
A novel analysis suggests more than 3,500 animal species are at risk from climate change, with significant threats to invertebrates and marine life. The study highlights the need for a global database on mass mortality events due to climate change and integration of biodiversity and climate change policy planning.
A new study found that adopting low-carbon lifestyles can reduce global carbon footprints by 10.4 gigatons of CO2 equivalent, equivalent to 40.1% of household consumption-based emissions in 116 countries analysed. Researchers identified 21 low-carbon actions that could achieve this reduction if adopted by the top 23.7% of global emitters.
A new study reveals that pregnant individuals and their infants in high-risk wildfire areas face significant barriers to accessing healthcare due to limited resources. The researchers found that communities at high risk of smoke exposure have substantial resource constraints, making it challenging for them to receive timely treatment.
Researchers from Kyushu University found that climate models significantly overestimate the fraction of ice in wintertime Arctic clouds, leading to skewed warming predictions. This error has significant implications for current and future global warming projections.
Research reveals mountain glaciers worldwide will not recover for centuries under 'overshoot' scenarios, where the planet exceeds the 1.5°C limit before cooling back down. Glaciers could lose up to 16% of their mass, leading to increased sea-level rise and disrupting downstream communities.
The AI system uses evolutionary computing to find optimal policy solutions that balance trade-offs between carbon storage, economic disruptions, and environmental benefits. It recommends nuanced approaches to land-use strategies, such as replacing crop land with forest, rather than simply converting all land into forests.
A new study found climate scientists are overall less trusted than other scientists, with an average trust rating of 3.5 worldwide. However, six countries and China showed significantly higher trust in climate scientists, bucking the global trend.
A global study assesses ecosystem service supply-demand trends from 2000 to 2020, revealing complex patterns of surplus and deficit. The findings highlight the need for targeted land-use strategies to address regional mismatches in services such as food production, carbon sequestration, and water yield.
A new short film sheds light on the urgent need to address the impact of climate change on brain health, particularly for those living with neurological conditions like epilepsy and multiple sclerosis. The film features expert insights into the effects of rising temperatures on brain function and calls for research, awareness, and action.
A new study reveals a strong correlation between sediment changes and global cooling in the Northern Hemisphere 3.6 million years ago. The findings suggest profound changes in deep water currents occurred at this time, impacting Atlantic Ocean heat and salt distribution and ice-sheet expansion.
The Amazon rainforest could withstand prolonged droughts caused by climate change, but this would come with significant losses, including the death of largest trees. This would lead to a reduction in the forest's ability to act as a vital carbon sink.
A recent study suggests that methane emissions from warming wetlands are contributing to a vicious feedback loop that could accelerate climate change. The study found that increased precipitation in the Arctic has expanded the region's wetlands, leading to higher methane emissions and potentially amplifying warming further.
A new study published in Marine Ecology Progress Series reveals that seagrass ecosystems along Florida's Nature Coast have remained relatively healthy over the last several thousand years. The research, conducted by conservation paleobiologists, used fossilized mollusk shells to infer ecosystem health and found that these communities a...
A new study finds that China should aim for wind and solar ambitions to decarbonize its power sector. The country's updated 2035 Nationally Determined Contribution (NDC) should set a target of up to 56% of electricity generation from clean energy by 2035.
Researchers have found new organisms that can capture carbon dioxide and clean pollutants from the environment. By exploring extremophiles in homes, scientists can gain insights into their unique characteristics and develop sustainable solutions.
Researchers propose reawakening ancient native crops to address climate change, leveraging knowledge from Indigenous communities. The alternative approach combines food production and biodiversity protection, offering a low-input solution for adapting to changing climate conditions.
Researchers tested 17 behavioral strategies to overcome barriers to climate action, finding that emphasizing relevance and future thinking are most effective. Interventions like letter-writing and brainstorming short-term benefits increased intentions to act on both individual and collective levels.
A PolyU research team found a rapid decline in global soil moisture over the past 40 years, resulting in significant water loss and sea level rise. The study suggests that precipitation deficits, global warming, and changing rainfall patterns are key factors behind this depletion.
A new global model shows that targeted interventions across emissions, diets, food waste, and water efficiency could halter environmental degradation by 2050. The study identifies five measures to reduce transgression: climate mitigation, food-consumption change, reduced food waste, improved water-use efficiency, and improved nitrogen-...
A landmark study by Prof. Yong Sik Ok charts biochar's global market potential as a carbon-negative technology aligned with ESG goals, UN SDGs, and Net Zero pathways. The study provides actionable guidance for governments, industry leaders, and research institutions to integrate biochar into their climate portfolios.
Researchers find watercourse meeting sub-ice-shelf ocean cavity up close, with temperature and salinity analysis revealing it's a calm body of water primarily fed by sea. The study also reveals that the watercourse fluctuates greatly over time, with flood events occurring approximately every ten years.
A new guidebook from Northern Arizona University provides essential support for individuals and communities affected by wildfires in Arizona. The comprehensive resource covers topics such as insurance, erosion control, emotional recovery, financial aid, and more to help residents recover from the aftermath of these devastating events.
Researchers at Kyoto University found that reducing urban heat release can control summertime local precipitation, with potential to mitigate extreme weather issues. By systematically decreasing sensible heat fluxes over urban areas, the team demonstrated a link between urban heat island effect reduction and less intense rainfall.
The latest watchlist identifies 145 non-native animals and plants that could impact biodiversity, ecosystems, human health, and economies in Britain. The top 20 threats include invasive salmon, clams, seaweed, and species like the yellow-legged hornet, raccoon, and Emerald ash borer.
A team of scientists has discovered a prehistoric tegu fossil in the US, revealing that these charismatic lizards were once native to North America. The fossil, dated to the Middle Miocene Climatic Optimum, is believed to have been present in present-day Georgia during a warm period, before global temperatures cooled and they disappeared.
Researchers have discovered that urban areas experience a greater difference in wet bulb globe temperature between 0.5 m and 1.5 m above ground due to surface heat radiation, posing health risks to children and pets during extreme heat events. Total solar eclipses also alter atmospheric conditions and insect behavior, with some species...
The Exeter Climate Forum will bring together world-leading researchers and policymakers to address the urgent need for climate action. The event aims to share the latest climate science and inspire bold ideas for solutions.
A new study predicts the invasive snail Physella acuta will thrive in southern China but face increased risk in northern regions, underscoring the need for targeted monitoring and control strategies. The study highlights the need for coordinated efforts to mitigate the ecological and economic impacts of this formidable invader.
Bees are severely affected by heat and land use, with populations in forests coping better than urban relatives, which saw a 65% decline.
Global CO2 emissions from industry can be reduced by up to 5% through improved energy management and social constructions of energy efficiency. The key findings highlight the importance of system-wide processes, increased knowledge dissemination, and corporate culture changes in achieving this goal.
A study by Virginia Tech found that all 28 major US cities are sinking, with 20-65% of urban areas affected, impacting structural integrity and flood risks. The research highlights the importance of integrating land subsidence monitoring into urban planning policies to mitigate infrastructure risks.
A new study published in Nature Climate Change reveals that the world's wealthiest 10% are responsible for two thirds of observed global warming since 1990. The top 1% of the wealthiest individuals globally contributed 26 times the global average to increases in monthly 1-in-100-year heat extremes globally.
Research published in Global Change Biology found that tiger presence is associated with higher forest vegetation carbon stocks, lower carbon dioxide emissions, and higher carbon dioxide removal. Tiger density also seems to have a guardian effect to protect forests from deforestation and associated carbon emissions.
A global study reveals a consistent gap in trust toward climate scientists based on political ideology, with right-leaning individuals reporting lower trust. The divide is strongest in wealthier democracies and English-speaking nations.
Dr. Chaim Garfinkel's groundbreaking work in climate modeling and atmospheric dynamics enhances predictions of climate patterns on seasonal to decadal timescales, providing critical tools for weather forecasting systems and international efforts to mitigate climate change. His research aims to predict extreme weather events weeks in ad...
Three Israeli scientists will each receive US$100,000 for their innovative work in Life Sciences, Chemical Sciences, and Physical Sciences & Engineering. The Blavatnik Awards recognize outstanding young scientists at the early stages of their careers.
Researchers found that drastic reductions in greenhouse gas emissions could significantly reduce deaths from poor air quality, particularly in deprived regions of Europe. The study suggests that strong climate mitigation would also lead to a more equitable burden of air quality mortality across the continent.
A new study found that global yields of barley, maize, and wheat are 4-13% lower than expected due to warming and air dryness. This loss outweighs the benefits of increased carbon dioxide, which can improve plant growth and yield.
A new study suggests that boosting copper recycling rates can significantly mitigate resource scarcity and cut down carbon emissions from extraction processes. Recycling rates between 60% and 80% could decrease primary copper demand and ease the burden on natural reserves.
The study found that biological particles like pollen and plant matter are effective at forming ice in clouds, leading to precipitation. The researchers suggest that weather models should consider these particles, which are expected to increase in the atmosphere as temperatures rise.
Researchers warn that artificial oxygen input cannot replace comprehensive water protection strategies. Technical approaches have shown promise, but risks include intensifying greenhouse gases and disrupting marine habitats. Climate protection and reducing nutrient inputs remain crucial for mitigating ocean oxygen loss.
The American Geophysical Union (AGU) and the American Meteorological Society (AMS) are collaborating on a special collection to maintain momentum in climate change research supporting the US National Climate Assessment. This effort aims to sustain the work of authors who were dismissed earlier this week by the Trump Administration.