Articles tagged with Climate Change Effects
Researchers at Hebrew University of Jerusalem discover that pollutants trigger significant changes in large-scale weather patterns, leading to enhanced radiative forcing. Aerosols stop rain in some areas, causing moisture to move to regions with big clouds, which release heat and strengthen winds.
A global study reveals that farmworkers in major crop regions are facing increasing exposure to extreme heat and humidity, which can impair their ability to function. The most affected crops are rice and maize, with nearly half of the world's rice cropland already experiencing extreme conditions during the planting and harvest seasons.
Plants capture more carbon on weekends when industrial production decreases and fewer people commute, finding similar patterns during COVID-19 lockdowns. This improvement in air quality could enhance natural carbon sequestration and mitigate climate change.
Researchers found that a more complex climate model projects stronger and sustained carbon uptake by plants until the end of the 21st century. This could lead to a larger impact on mitigating climate change through nature-based solutions like reforestation.
Researchers found a tradeoff between fast growth and heat tolerance in corals, with thermally sensitive algae dominating faster growth but only in cooler water. This study helps predict reef futures and inform conservation strategies, highlighting the complexity of coral growth on a reef.
A new approach to understanding climate change effects on marine ecosystems considers both smooth trends and variable changes, highlighting areas vulnerable to extreme events. Researchers propose a 'more realistic' conceptual model to better predict future consequences.
Researchers found that pollutants in green sea turtle eggs can feminize broods, increasing the risk of extinction due to a lack of males. The study suggests that climate change and pollution may be driving this trend, which could have severe consequences for the species' survival.
Research by Dominik Stolzenburg reveals that aerosols from volatile organic substances can cluster together to form condensation nuclei for water vapor. This process affects cloud density and global warming, potentially offsetting the effect of CO2 increases on climate change.
Research suggests that global warming can affect brain development and plasticity, as well as lead to changes in cognitive function and overall health. The study calls for further investigation into the impact of extreme weather events on brain structure and behavior.
A new study found that wildfires and drought have led to a 10% reduction in the value of private timberland in three Pacific states over the past two decades. Climate change is attributed as the primary cause of this damage, with large wildfires causing an additional 8.7% loss.
Experts from Regenstrief Institute, IMIA, IAHSI and AMIA will address the role of health informatics in resolving climate-related health issues. The mini-summit aims to bring together national and international experts to form an informatics infrastructure that highlights climate change's effects on health.
A Northwestern University and University of Copenhagen study reveals that Greenland's thousands of peripheral glaciers have rapidly retreated over the past two decades. The research team combined satellite images with historical aerial photographs to document changes in over 1,000 glaciers over a century.
Research reveals that lightning ignitions account for 77% of burned areas in intact extratropical forests, which store vast quantities of carbon. Climate change is projected to increase lightning frequency, posing a significant threat to these forests and the planet's carbon storage.
A team of experts identified 15 over-looked issues that could impact UK forests, including catastrophic ecosystem collapse, competition for water resources, and tree viral diseases. The research calls for urgent action to increase forest resilience.
Researchers studied mountain goats' behavior in Glacier National Park, finding that ear flicks showed a strong correlation with the presence of snow. The lack of summer snow patches may increase their risk of local extirpation due to increased tick infestations.
A study published in The Lancet Regional Health - Europe found that ambient temperature is strongly associated with inpatient mortality from respiratory diseases, particularly during the warm season. The research suggests that high temperatures contribute to an increase in fatal hospital admissions, especially in Barcelona.
Researchers found that climate models are accurate at simulating global temperature trends but struggle to capture regional variations, particularly over long periods. This disparity has significant implications for planning and implementing climate adaptation measures.
Researchers have made a breakthrough in studying species evolution by using robotic video microscopes and computer vision to measure embryo characteristics. The study found huge changes in an embryo's observable traits before and after developmental events, suggesting that measuring timings of development is just the tip of the iceberg.
Researchers found that green spaces alleviate extreme heat's negative impacts on human health, while densely packed buildings increase mortality risk. Urban design strategies incorporating different types of greenery are recommended to mitigate heatwave-associated mortality.
A recent KAUST study used satellite data to investigate the effects of managed vegetation on surface temperature in arid regions. The results showed that vegetation can reduce daytime temperatures by up to 4 degrees Celsius compared to bare soil, providing an extra cooling effect on hotter days.
Researchers studied how 4-year-old tree species respond to extended drought and heat, finding that different species have varying levels of drought tolerance. The study's findings can help shape forest management policy and understand future landscape changes.
A new study suggests that reducing greenhouse gas emissions is not enough to combat climate change, with a potential for global warming to reach as high as 4.8°C. Aerosol reduction has offset some warming in the past century, but its decline may now reveal hidden greenhouse gas warming.
A new study reveals that climate change widens the inequality gap in South Africa, particularly for poorer segments of the population. The research highlights the need for climate change policies to address poverty and inequality, as warming is expected to reduce average growth and exacerbate inequalities by the end of the century.
A Drexel University study projects 82 more days of water shortfalls in the Schuylkill Watershed, which could only meet demand about 67% of the time due to climate change. This would lead to drought-like conditions and require difficult tradeoffs in resource management.
A new research project will explore the potential for low-lying coral atoll islands to survive the impact of rising sea levels, contradicting previous forecasts. The five-year £2.8m ARISE project will conduct extensive field tests and laboratory experiments in the Maldives and Pacific.
A recent study investigating the thermal response of temperate lakes to atmospheric warming found that local climate, land cover, geomorphology, and water transparency play significant roles in shaping lake responses. Clear, cold, and deep lakes are more responsive to warming, while those with nutrient pollution exhibit lower sensitivity.
A study predicts that extreme heat will lead to a 2.6-fold increase in cardiovascular-related deaths, with older and Black adults most vulnerable. The projected rise in summer days feeling at least 90 degrees could triple deaths among these populations.
A study of 110 Colorado facilities found that 74.5% are at risk of climate-related hazards, including wildfires, heatwaves, and floods. Incarcerated individuals from marginalized communities face added risk due to poor infrastructure and lack of agency.
A new study by researchers at the University of Leeds found that Amazon deforestation causes land surfaces up to 100km away to get warmer. The study analyzed satellite data from 2001 to 2020 and found that regions with more local and regional deforestation warmed by an average of 4.4°C.
Researchers from Texas A&M University's Department of Geography and collaborating departments aim to improve understanding of how environmental hazards influence human health outcomes. The project, 'Climate-LEAD,' will create robust models using localized data to inform decision-making in vulnerable communities.
Researchers will study past 'greenhouse' periods in the Arctic to understand the impact of an ice-free region on the environment and society. The six-year project aims to quantify changes in sea ice and land ice dynamics, as well as ecosystems, to inform climate projections.
A study published in PLOS ONE found correlations between climate change and human population trends in Central European regions. During warm periods, populations increased due to improved crops and economies, while during cold periods, populations decreased, leading to cultural shifts and potential social inequality.
An international team of scientists has updated its influential report, warning that life on Earth is under siege due to climate change. The authors track 35 vital signs and find 20 at record extremes, including rising temperatures, wildfires, and food insecurity affecting 735 million people.
A new study finds climate change is increasing the likelihood of toxic blue-green algae blooms in US lakes, which can damage human livers and kill wild and domestic animals. Researchers used EPA data from 2,804 lakes collected between 2007 and 2017 to predict toxin spikes.
A new study using satellite imagery found that fires in boreal forests shift from coniferous to deciduous trees, but these changes are reversible over time. The study's findings suggest that continued climate warming and increased wildfire activity could lead to pronounced changes in forest composition.
Researchers have found that water temperatures between 20-25 degrees Celsius are at the greatest risk for developing dangerous levels of microcystin, a common algae-produced toxin. Climate change is expected to increase blue-green algae populations, posing serious health hazards and economic risks.
A recent study found that Atlantic hurricanes are now twice as likely to strengthen from weak to major intensity in a 24-hour period than between 1970 and 1990. The study suggests that warmer oceans under climate change are driving this increase, with the fastest intensification typically occurring over warm sea surface temperatures.
Researchers analyzed over 150,000 bird nests across the U.S. and found that extreme heat diminishes reproductive success in agricultural landscapes, but forests provide shade to increase nesting success. Curtailing emissions and promoting thermal refuges are crucial for conserving birds.
Researchers predict that 76% of newly suitable land at high latitudes is currently wilderness, equivalent to 10% of the total wilderness in these areas. As global temperatures rise, wilderness areas may be significantly harmed by agricultural expansion.
Juvenile crown-of-thorns sea stars (COTS) exhibit high tolerance to heatwave conditions that cause coral bleaching and mortality. This finding suggests they may persist as major coral predators in reefs vulnerable to climate change, threatening coral health.
Juvenile crown-of-thorns starfish can withstand heatwaves that kill coral, developing into carnivorous predators. The species' resilience to warming waters exacerbates climate change's impact on coral reefs.
Researchers from Aarhus University found that current inventory methods rely solely on nitrogen content, neglecting degradability and leading to misleading inventories. The study suggests a distinction between mature and immature crop residues could improve accuracy and target mitigation strategies.
Reduced water flows and rising atmospheric temperatures will warm rivers during droughts, posing challenges for aquatic life and ecosystems. Intense solar radiation and lower water flows accelerate warming, but certain management interventions can help offset high thermal extremes.
Researchers developed a climate network analysis method to explore teleconnections, which describe how climate events in one part affect others worldwide. The study found areas like southeastern Australia and South Africa are significantly affected by these interconnected events, with stronger connections over time.
A recent study reveals 15%-18% of the Brazilian Amazon is at high risk of ecological disruption by 2050. The regions, often near 'deforestation arc', exhibit low research frequencies and are threatened by climate change.
Algae have adapted to cope with nutrient starvation by evolving a new cellular machinery that allows them to use sunlight for growth without iron. This discovery holds promises for biotechnology developments that could enhance crop productivity and support marine ecosystems.
Uncontrolled wildfires are threatening environmental progress in Brazilian Amazonia, a critical carbon sink. Deforestation rates have fallen, but fire counts remain high, driven by hotter and drier climate conditions.
The study predicts a reduction in snowpack decline of less than half due to cleaner snow from reduced pollution, warming temperatures still dominate the effect. Cleaner snow can be expected in the future, reducing the impact on mountain ecosystems.
Research investigates impact of storm fronts, tropical storms, and cyclones on ocean circulation, finding changes in atmospheric synoptic variability (ASV) slow down ocean circulation and decrease primary productivity. ASV variations also affect mixing of ocean's layers and strength of oceanic circulation systems.
A new study reveals that climate adaptation efforts are lacking in global coordination, with individuals and households shouldering the majority of the burden. Comprehensive collaboration between actor groups is necessary for effective adaptation, especially in rural areas where state actors play a more significant role in urban areas.
A new study reveals that tropical crops relying on insect pollinators are under threat from climate change and agricultural activities. The research found significant declines in insect pollinator abundance and richness, with the tropics being the most vulnerable region.
Eastern North Pacific gray whales experience extreme population swings due to changing Arctic Ocean conditions. Long-term monitoring data reveals a bumpy ride in response to variable ocean conditions.
Over 71 of Antarctica's 162 ice shelves have reduced in volume over the past 25 years, with a net release of 7.5 trillion tonnes of meltwater into the oceans. The western side of Antarctica experienced significant ice loss, while the eastern side remained relatively stable.
The new Global Center on Climate Change, Water, Energy, Food, and Health Systems program will address the impacts of climate change on rural and refugee communities in Jordan. The three-year program will focus on health effects research, health equity, intervention research, and training and capacity building.
A new study finds that experiencing record-breaking heat days increases perceptions that the weather is getting hotter, but has little effect on beliefs in climate change. Record-heat days can drive changes in the general perception that the weather is worsening, regardless of season or media coverage.
Researchers analyzed 50 years of Bordeaux wine critic scores with weather data to show that warmer temperatures, higher rainfall, and earlier seasons yield better vintages. Climate change is predicted to increase these conditions, potentially improving wine quality, but water scarcity poses a risk.
Researchers have developed a new method to measure the duration and severity of hydrological droughts in streams and rivers, which can persist for up to 3.5 years after drought conditions end. The study found that baseflow droughts are strongly tied to groundwater levels and can impact water management and ecosystem services.
In the wake of Hurricane Harvey's record flooding, researchers discovered a unique form of evolutionary change called spatial sorting that dominated the evolution of Jadera haematoloma bugs. This rapid adaptation allowed them to access seeds on goldenrain trees, outcompeting native species with longer beaks.
Billions of people worldwide will be exposed to unbearable heat and humidity if global temperatures increase by 1 degree Celsius or more. Regions with high population density, like Pakistan, India, China, and sub-Saharan Africa, are expected to experience frequent extreme heatwaves due to high humidity.
Research reveals that Category 4 and 5 hurricanes are arriving three to four days earlier with each passing decade due to climate change. This shift in seasonal cycle can lead to compounding extreme events and challenges community preparedness.