Articles tagged with Climate Change
A new study suggests that substituting 50% of meat and dairy products with plant-based alternatives by 2050 can reduce greenhouse gas emissions from agriculture by 31%, save forests, and improve nutrition for millions of people. The study also found that restoring land spared from livestock production could contribute up to 25% of glob...
Researchers use ocean acidification stripes to visualize ocean acidification trends worldwide. Studies confirm global decrease in pH and aragonite saturation due to human-made CO2 emissions, posing critical threat to marine ecosystems.
A new paper suggests that ecology can inspire more powerful, resilient, and socially responsible AI to solve complex problems. Artificial intelligence systems can incorporate greater amounts of data and diverse sources, discovering new interactions and drivers that may not have been considered before.
A new study by University of Illinois economist David Molitor and colleagues found that air pollution via wildfire smoke increases suicide risk among rural populations in the US. Exposure to poor air quality leads to higher rates of suicide, particularly among rural white males and adults with no college education.
Researchers warn of devastating floods and droughts in Africa, where 37 weather monitoring systems exist compared to Europe's 345. A comprehensive study found that 50 million people will live in Oceania by 2050, while Africa's population grows to 2 billion with only basic infrastructure.
A Europe-wide study found associations between climatic factors and the occurrence of pathogens in birds and bats, with temperature increasing the risk of avian flu virus and malaria parasites. Rainfall had both positive and negative effects on pathogen prevalence, increasing the risk of certain viruses and bacteria.
A new study led by Holden Arboretum ecologists explores the impact of warmer temperatures on decomposition rates in natural ecosystems. The research reveals that interactions between microbes, plants, and warming temperatures can alter decomposition rates, providing valuable insights into how climate change affects ecosystem function.
A new report reveals that Antarctica experienced both a record-breaking heatwave and extreme precipitation in 2022. The coldest and driest continent's ice sheet lost significant amounts of ice, contributing to sea level rise. Despite this, the region's snowfall actually protected the world against further sea level rise.
Researchers at MIT developed an electrochemical process that captures and converts CO2 in a single step, reducing energy consumption. The system can be powered by renewable electricity, making it suitable for industrial processes with no obvious renewable alternative.
A US study found that increasing nest temperatures affects leatherback hatchling morphology, performance and hatching success. Mid-season nests had the highest hatching success and better physical performance.
The State of the Climate report confirms record highs in greenhouse gas concentrations, global sea levels, and ocean heat content. Scientists from over 60 countries contributed to the annual review, providing a comprehensive update on Earth's climate indicators and notable weather events.
A new study by Tufts University reveals that nearly 36 million people in the US live behind levees, but many are from vulnerable populations, including minorities, people with disabilities, and low-income individuals. The study highlights alarming disparities in population density behind levees compared to those on higher ground, parti...
A recent study found that US adults who don't trust university-based research are less likely to view climate change as a critical issue. This suggests that cultivating trust in scientific research is essential for addressing the climate crisis.
A new method enables efficient isolation of raccoon-borne Escherichia albertii from fecal samples, providing insights into its epidemiology and facilitating improved control of food poisoning. The developed culture medium selectively promotes the growth of E. albertii at a rate of up to 48%.
The Landscape Decisions Programme will showcase research on multifunctional landscapes, highlighting the importance of diverse views in land management. Key findings include the need to involve various stakeholders, including farmers, landowners, and investors, to tackle the climate emergency.
A new review explores the effects of air pollution and climate change on children's developmental health, leading to human capital losses. The study highlights three dimensions: health, cognitive ability, and socio-emotional ability, emphasizing the need for a comprehensive evaluation of these impacts.
People with asthma and COPD face increased breathing difficulties due to climate change's effects on heatwaves, wildfires, and flooding. Experts urge governments to reduce greenhouse gas emissions to mitigate these risks.
A new study shows that making cities greener doesn't just capture carbon, but also reduces it by an average of 17.4 percent through measures like urban parks, streetscaping, and roof gardens. The research recommends prioritizing green solutions in key cities to achieve net-zero carbon emissions within the next decade.
Research found that climate warming and eutrophication lead to divergent responses in phytoplankton and zooplankton, causing a mismatch in elemental ratios. The study discovered that the interplay of these stressors can reverse the stoichiometric imbalance.
A recent study reveals Arctic soil methane uptake may be greater than previously believed. Methane consumption increases under dry conditions and with labile carbon substrates' availability. High-latitude warming affects atmospheric methane uptake to a lesser extent than associated large-scale drying.
A new study found that 12% of Americans are responsible for eating half of all beef consumed on a given day. The study analyzed data from the CDC's National Health and Nutrition Examination Survey and found that these individuals, mostly men or those between 50-65 years old, eat disproportionately large amounts of beef.
A deep learning approach has unveiled a significant change in the characteristics of global daily precipitation for the first time. The research found that on more than 50% of all days, there was a clear deviation from natural variability in the daily precipitation pattern since 2015.
A new study published in Nature warns that coastal wetlands and coral reef islands are unlikely to survive at current rates of sea-level rise exceeding 7 millimeters per year. The study suggests that global warming must be limited to less than 2 degrees Celsius for these ecosystems to have a chance.
A new study suggests that emphasizing the need for energy independence and environmental stewardship could change people's minds about climate change. The research found that those who deny climate change often focus on personal experiences and local issues, but may not be aware of the scale of the problem.
Researchers analyzed chytrid DNA from Japanese alpine snowpack sites and found three novel lineages of parasitic fungi. These chytrids are related to well-known frog pathogens but have a unique relationship with snow algae, potentially inhibiting melting of glaciers.
Research found seven regional hotspots where sudden shifts from drought to heavy rains are becoming more common due to climate change. The study's discovery of land-based feedback loops can help improve predictive climate models and aid communities in preparing for extreme weather conditions.
Researchers discovered that blending crushed rock with arable soil could help reduce global temperatures. The process, known as enhanced chemical weathering, works by releasing calcium and magnesium from rocks, which bind atmospheric carbon dioxide and prevent its release back into the atmosphere.
A new study reveals that domestic firelighters emit more black carbon than all biomass fuels combined, posing a significant threat to air quality and climate change. The research found that even small quantities of firelighter use can have devastating effects on human health and the environment.
Researchers found that while tourists won't change their near-term plans due to climate change, more than two-thirds will reconsider by 2060 under drastically changed conditions. By 2060, 70% of tourists plan to shorten their trips in response to climate change.
A new global biodiversity observing system (GBIOS) is proposed to combine technology, data, and knowledge from around the world to monitor biodiversity change and target conservation action. The system can provide the information needed at the pace required to support countries in achieving their biodiversity goals.
A new study reveals that the Pacific Walker Circulation has changed its behavior over the industrial era, with volcanic eruptions causing temporary weakening of the circulation. This could lead to more frequent multi-year La Niña or El Niño events, exacerbating climate-related risks.
Researchers discovered that aromatic molecules convert to aerosol particles through a fast reaction process, producing carcinogenic compounds. This finding bridges the gap between theory and observation, providing better understanding of urban environment chemistry.
A review of 82 studies found human activities influencing insect habitats, leading to declines in Central and Western Europe. Agricultural activities, urbanization, and climate change are identified as primary drivers of observed changes in insect populations.
Climate impacts like dry summers causing tree growth reduction and increased mortality in the Black Forest. The study found a peak in tree mortality in 2019, with mortality rates exceeding 40% of sustainable annual growth.
A study across five Nordic cities finds diverse microbial exposure inversely linked to risk of asthma and atopy development. Protective 'farm-like' microbiota associated with lower asthma risk exhibited higher abundance of outdoor-associated bacterial taxa, which are less prevalent in homes with high precipitation.
A multinational team of researchers studied the flow of warm water to the Totten Ice Shelf, revealing crucial details on how Circumpolar Deep Water interacts with the glacier and accelerates melting processes. The findings highlight the importance of bathymetry and regional circulation in regulating ocean heat transport towards the ice...
Rivers and streams worldwide emit substantial amounts of methane, with human activity playing a primary role in controlling these emissions. The study's findings suggest that conservation and restoration efforts could reduce methane production, improving climate change dynamics.
Researchers develop a new model predicting up to twice the original amount of subglacial water may be draining into the ocean, accelerating glacial melt and sea level rise. The theory uses satellite measurements and is a simple equation that can predict exfiltration in a fraction of a second on a laptop.
A new modeling tool called REBURN can simulate large forest landscapes and wildfire dynamics under different management strategies. The tool shows that setting prescribed burns and allowing smaller wildfires to burn can yield more varied and resilient forests over time.
A new study finds that US property values exposed to wildfires and tree mortality will increase sharply in future climate scenarios, particularly in the western US. Aggressive climate action can substantially reduce exposure, with the value of exposed property topping out at $11 billion under mitigation scenarios.
A new MIT study reveals that soft technology features, such as permitting practices and supply chain management, contribute less than 15% to total cost declines in solar energy systems. Improving these processes could accelerate cost savings in the clean energy transition.
A new study links US household income to greenhouse gas emissions, revealing that the top 1% of households generate 40% of total emissions. This income-based carbon tax could incentivize decarbonization and provide revenue for climate finance, addressing emissions inequality.
A new UCF project aims to examine a method to keep carbon from escaping soils and trapping heat in Earth's atmosphere. Researchers will focus on histosols in the Everglades Agricultural Area, adding fine minerals to prevent carbon release.
A decade-long study in Tanzania's Eastern Arc Mountains reveals that biodiversity conservation benefits vary widely among groups, with local rural communities bearing substantial costs. International funding could help smallholder farmers boost yields on their existing land to incentivize long-term forest protection.
Researchers used radiocarbon dating and time-series modeling to study the timing and causes of megafauna extinctions at Rancho La Brea Tar Pits. The team found that a sharp decline in population occurred between 13,070 to 12,900 years ago, coinciding with warming and drying climate change and increased fires sparked by humans.
Scientists have developed a new method to study phytoplankton nutrient limitations using satellite remote sensing technologies, providing insights into the global ocean's carbon cycle. The research found that phytoplankton were limited by either iron or nitrogen, leading to distinct fluorescence signals detected by satellites.
A nationwide program in Ecuador, which replaced gas stoves with electric induction stoves, led to a significant reduction in greenhouse gas emissions and hospitalization rates. The study found that the program resulted in a 7% decline in liquid petroleum gas consumption and a 5% increase in residential electricity usage.
A new study found that cumulative exposure to extreme heat can worsen cognitive health, particularly among Black older adults and residents of disadvantaged neighborhoods. Researchers analyzed data from nearly 9,500 U.S. adults ages 52 and older, finding a link between high heat exposure and faster cognitive decline in these groups.
A new study suggests that applying crushed volcanic rocks to agricultural fields can draw down 217 gigatons of carbon dioxide, meeting the lower end of the IPCC's 2100 target. The method, called enhanced rock weathering, is more efficient in hot and wet tropical regions and works well in warmer temperatures.
A new study reveals the connection between Arctic daily warming and equator region as well as Atlantic storms, shedding light on the impact of North Atlantic Oscillation (NAO) and El Niño-Southern Oscillation (ENSO) on the phenomenon. The research provides a new perspective on weather and climate changes in the Arctic.
Research reveals US municipal bonds are priced higher for communities with larger Black populations, despite lack of correlation with climate risk. This association adds up to an estimated $900 million cost penalty per year across all Black Americans.
A national survey found that few US adults recognize climate change has a disproportionate impact on socially and economically disadvantaged groups. Despite broad scientific consensus, many people believe climate change affects all groups equally or do not perceive its impacts at all.
Climate change scenarios may increase Grand Canyon heat-related illnesses by 29-137% by 2100. Shoulder season months are at highest risk due to visitors' lower preparedness for extreme heat.
Researchers found a pre-historic climate tipping point that explains why the Horn of Africa is getting drier despite rising temperatures. The study suggests that the region will become even drier in the future, contradicting most climate models' predictions.
A team of researchers from Harvard and Hong Kong Baptist University identified patterns to predict extreme heat and ozone days in China. The model correlated sea surface temperature anomalies with increases in heat waves and ozone about 80% of the time, providing a forecast for the government to prepare resources.
Researchers linked chemical changes in seawater to volcanic activity and climate change, with a 7-fold decrease in lithium concentration over the past 150 million years. This shift is attributed to reduced seafloor hydrothermal activity, influenced by tectonic plate movements.
The first locally acquired malaria cases in the US in 20 years have been reported, highlighting the need for clinicians to be vigilant about the disease's symptoms. Malaria thrives in warmer climates and can cause serious illness and death if not treated, emphasizing the importance of rapid diagnosis and treatment.
The DRYRivERS app is a unique open-source project that enables citizen scientists to contribute to the study of flow intermittence in rivers. By logging observations on waterways around the world, users are helping to provide precious information to river managers and advance the science and management of intermittent rivers.
A study reveals that cattle stock tanks can provide crucial water sources for raptors in the Southwestern US, helping them cope with heat stress. The research found that these tanks are used by various raptor species, including barn owls and Swainson's hawks, to drink and bathe.
A study of 555 marine protected areas found that many plans contain forward-looking strategies for climate resilience. The plans overwhelmingly incorporated key principles for building resilience, including adaptive management and long-term objectives.