Articles tagged with Climate Change
Pennsylvania's tick population has shifted significantly over the past century, from Ixodes cookei to Ixodes scapularis, with climate change and habitat loss contributing to these changes. The dominant species is now linked to Lyme disease, highlighting the importance of robust surveillance and analysis of historical data.
A NASA study reveals that human activities have been influencing global drought patterns since the early 20th century. The research, published in Nature, used a combination of modern soil moisture measurements and tree ring-based records to identify a 'human fingerprint' in drought data.
Researchers from The University of Queensland and Swansea University have found that environmental conditions play a key role in animal-to-human disease transfer. This new understanding could help predict the spread of emerging infectious diseases and prepare for future outbreaks.
A North Carolina State University study finds that compressed wood pellet-fed stoves reduce air pollution by about 90% for a range of contaminants associated with health problems and climate change. The stoves performed well in real-world conditions, with drastic cuts in pollutant emissions.
A group of invasive species experts warns of the economic and environmental risks posed by biological invasions in the US, citing climate change as a major factor. The Trump Administration's budget cut is seen as reckless and inadequate to address the growing threat.
About 7-6 million years ago, the Hadley circulation intensified, leading to drier climate, expanding subtropical grasslands and increasing mammal species that eat grasses. The research provides a new understanding of late Miocene ecosystems and their evolution.
The GRACE twin satellite system has contributed nearly two decades of crucial data to our understanding of global climate patterns. The mission has recorded three times the mass of ice lost in polar and mountainous regions, and enabled a measure of heat added to oceans.
Scientists have found that part of the world's largest ice shelf is melting 10 times faster than average due to solar heating of surrounding ocean surface. The Ross Ice Shelf's stability is affected by both deep ocean water and surface solar heat, with implications for sea level rise and glacier flow.
The Arctic Ocean's seasonal memory mechanism explains how atmospheric circulation causes the Eurasian Arctic to melt faster than the American Arctic. The researchers found that different seasonal patterns are at play depending on region, with the Eurasian Arctic losing ice in winter and the American Arctic only losing ice in summer.
A University of Seville study reveals the existence of microscopic life in saline soil, highlighting its potential to inform climate change predictions. The research identifies key factors influencing microbial communities, including salinity, pH, and metals.
Researchers developed a new tool to pinpoint areas where improved wastewater management and landscape practices can benefit downstream reefs. This study highlights the importance of coordinating local actions across land and sea to promote resilience of coral reefs to global climate change.
A Rutgers-led study found that global warming causes twice as many ocean-dwelling species to disappear from their habitats compared to land-dwelling species. The research highlights the vulnerability of sea creatures to warming temperatures and the need for new conservation efforts.
The Ohio River Basin's freshwater fish species richness has increased significantly over the past 57 years, with a positive trend observed from 1957-2014. This change is attributed to environmental modifications related to land use and hydrology alterations, resulting in more fish species feeding on plant matter and detritus.
Researchers found a three-year breeding failure at Halley Bay colony due to unstable sea-ice conditions. The local population has largely disappeared, while nearby Dawson Lambton colony has increased in size as birds seek better breeding grounds.
A new study reveals that ship traffic in Antarctic waters has increased up to 10-fold since the 1960s, posing a risk of invasive species altering the balance between species. The research informs future conservation management and policy for protecting Antarctica's unique biodiversity.
A new report synthesizes existing evidence on phenological shifts in the Gulf of Maine, highlighting the need for increased research and data incorporation. Marine species are responding to climate change through timing changes, with fish, birds, and mammals affected in various ways.
A new Stanford University study reveals that global warming has increased economic inequality globally. The study shows that most poor countries are poorer without climate change, while rich countries are richer. Economic growth in tropical countries is decreased by 17-30% due to warming.
Researchers tracked the migration patterns of Galapagos giant tortoises over multiple years using GPS technology. The study found that these tortoises do not adjust their migration timing based on current environmental conditions such as fog, rain, and temperature, unlike many other migratory species.
Scientists at the University of Hawaii have developed a technique to measure living coral on reefs by analyzing DNA in small seawater samples. This new method, known as metabarcoding, can track changes in coral reef health and detect rare species.
Researchers aim to refine understanding of how carbon moves in the ocean by studying lesser-known mechanisms such as particle injection pumps. These processes, including vertical migration and subduction, are thought to sequester significant amounts of carbon, rivaling the biological gravitational pump.
Researchers at King Abdullah University of Science & Technology found that bacterial communities can homogenize even with slow flowing water and persistent conditions. They identified a precise flow rate of 3.85 microlitres per second for homogenization to occur.
A new study finds that climate change will lead to the extinction of both seaside and saltmarsh sparrow species, with saltmarsh sparrows facing local extinction in as little as 30 years. Rising sea levels will reduce available habitat and increase flooding rates, making it difficult for these birds to thrive.
The North Atlantic warming hole has a significant impact on the North Atlantic jet stream, leading to changes in atmospheric circulation and storm tracks. The cooling pattern caused by the warming hole is predicted to become greater and more apparent as the century progresses.
Research reveals a correlation between exposure to extreme temperatures and precipitation, and reduced educational attainment among children in the tropics. Exposure to higher-than-average temperatures in utero and early childhood correlates with fewer years of education, particularly in Asia.
Research by Laurie Weingart and Matthew Cronin focuses on respect to promote learning and consensus building in science communication. The study highlights the importance of bridging representational gaps, or rGaps, which occur due to fundamental differences in values, perspectives, and knowledge bases.
A new study published in Geosphere investigates how scientists perceive interactions with policy makers, revealing five distinct models: a beacon, collaborator, educator, outcast, and investigator. The researchers emphasize the importance of understanding individual perspectives to effectively engage scientists in policy decisions.
The study found that electric vehicles have a net positive impact on air quality and climate change, reducing ozone and particulate matter pollution. Transitioning to EVs can improve public health, even with current energy mixes, as long as power generation shifts towards clean energy sources.
Climate scientists are partnering with the City and County of San Francisco to assess how climate change may influence the intensity of atmospheric rivers and associated precipitation. Using high-resolution climate simulations at a resolution of 3 km, researchers aim to provide more accurate predictions about extreme weather events in ...
The study found a shift towards arbuscular mycorrhizal (AM) trees in the eastern US due to climate change, increased nitrogen deposition, and fire suppression. This change can accelerate nutrient cycling, potentially affecting carbon storage in North American forests.
A study projects significant glacier loss in the Alps due to climate change. By 2050, about 50% of glacier volume is expected to disappear, with potentially catastrophic consequences for the region's ecosystem and economy. The fate of glaciers will depend on future warming scenarios.
Researchers found that a warming winter climate has led to a 41% increase in woody vegetation on protected areas, altering the rate of marsh to upland conversion and accelerating island erosion. The study provides new insights into the ecological and geomorphic processes occurring on Virginia's barrier islands.
Researchers at University of Southampton used volunteer birdwatching data to study how temperatures affect habitat management for British birds. They found that a mix of forests, fields, and meadows is crucial for jays to thrive, especially in higher temperatures.
Researchers hope to uncover the cause of a dramatic change in ice ages and warm periods by analyzing greenhouse gases in ancient ice cores. The EU-backed project aims to drill into the oldest ice on Earth, expected to be at least 1.5 million years old, to gather valuable information about climate history.
A large section of the Brunt Ice Shelf in Antarctica is expected to break away from the British Antarctic Survey's Halley Research Station in as little as a few months. The iceberg, measuring over 1,500 square kilometres, is part of the ice shelf's natural lifecycle, driven by changes in ice-shelf geometry.
A new study suggests that reflective roofs can reduce peak daytime temperatures in cities by up to 3oC during a heatwave. This could offset around 25% of heat-related mortality associated with the urban heat island effect.
Researchers question the predictability of ecosystem changes when apex predators are reintroduced, citing climate change and invasive species as complicating factors. The study's findings have big implications for wildlife conservation in places like Yellowstone National Park.
A team of scientists successfully conducted the first computer simulation that matches ocean floor sediment data on climate evolution over 3 million years. The study reveals that changes in CO2 levels were a main driver of ice ages, and current greenhouse gas emissions are now triggering unprecedented climate change.
The Cool Coalition aims to inspire ambition and accelerate action on the transition to clean and efficient cooling. By addressing the growing demand for cooling, the coalition seeks to cut global warming, improve people's lives and make huge financial savings.
A recent study by Elic Weitzel found that humans transitioned from hunting and gathering to agriculture in response to changes in their environment, including declining food sources and shifting climates. The research analyzed animal bones and pollen data from Eastern United States sites, revealing a link between population growth and ...
The GeoFarmer app enables smallholder farmers to collect and share vital information on climate-related agricultural interventions. Farmers produced tens of thousands of data points despite limited internet connectivity, demonstrating the app's potential to increase communication and empower farmers.
New research by UCL and University of Edinburgh scientists reveals that many countries' forest restoration pledges are insufficient to meet global climate goals. Restoring natural forests is shown to capture more carbon than plantations or agroforestry, with potential to remove 42 billion tonnes of carbon by 2100.
A recent study found that climate change can have long-lasting negative impacts on dolphin populations, with a 12% decrease in survival rate following a heatwave in Shark Bay, Western Australia. The researchers also observed fewer births among female dolphins, which persisted for at least six years.
A new European study suggests that individuals can play a significant role in reducing greenhouse gas emissions by making voluntary lifestyle changes, such as eating less meat and using fewer cars. However, the authors argue that these changes alone are insufficient to meet the Paris Agreement goal of limiting warming to 1.5C, highligh...
A study by Syracuse University professor Mark Ritchie observed a 400% spike in human population and a 75% drop in larger wildlife species populations near the iconic ecosystem. The research highlights the need for alternative strategies to sustain coexistence between local people and wildlife.
A new study warns that global warming could lead to the spread of disease-carrying mosquitoes to areas previously too cold for them, putting 1 billion people at risk. The research suggests that temperatures are expected to rise, leading to year-round transmissions in tropical regions and seasonal risks elsewhere.
A global study found that colder climates produce richer bacterial communities on amphibian skin than warmer environments. The American bullfrog was representative of this phenomenon, with lower minimum temperatures associated with greater bacterial diversity.
Researchers at Newcastle University found that balancing sustainability objectives is a complex challenge. The 'best case' scenario for London involves concentrating development in central areas to reduce flood risk, transport emissions, and urban sprawl, but this comes at the cost of exposing more people to extreme temperatures.
A new mapping technique using satellite imagery helps track huckleberry distribution across Glacier National Park, enabling biologists to predict where grizzly bears will be found. This tool also aids in conserving the plant, which is crucial for the bears' survival and informs strategies to minimize human-bear conflicts.
The study estimates that global lake greening could increase methane emissions by 30-90% over the next century. This is attributed to human population growth, climate change, and increased stormwater runoff, which lead to eutrophication and oxygen depletion in lakes.
Ecologists at the University of Arizona identified a tradeoff between water use and reproduction that allows winter desert plants to survive. The study found that plants conserving water and growing slowly, or spending water by tracking rainfall, are best balanced along this tradeoff.
A scientific collaboration found that a high-pressure system in the atmosphere directly caused the extreme heat, while increased sea surface temperatures contributed about 50% to the 2017 heat. The researchers also identified the western tropical Pacific as a key factor influencing regional temperatures.
A new crop-climate coupled model simulates crop development and production, offering improved accuracy in climate predictions. The model successfully captures crop phenology and corrects biases in the original climate model, making it a valuable tool for global change studies.
A new Portland State University study found that East Portland's low-income neighborhoods are disproportionately exposed to floods and urban heat islands. The research team mapped winter flood and summer heat hazard potential, testing it against sociodemographic and physical variables at a neighborhood scale.
Citizen scientists in Arizona mapped three intermittent rivers, collecting ecological and hydrological data on wet and dry trends. The datasets reveal significant decline in Cienega Creek and Agua Fria River water levels, while the San Pedro River showed minimal changes due to a groundwater management plan.
A new study from Stockholm University finds that climate changes are affecting weather forecasting accuracy, particularly with predicting summer rain volumes. Meanwhile, temperature and air pressure forecasts are expected to become more accurate.
A University of Colorado Boulder study found that gender quotas in local governing bodies can significantly reduce global deforestation and greenhouse gas emissions. When offered financial incentives, groups with gender quotas conserve more trees than those without quotas, even when men are present in decision-making roles.
A new study found that the IPCC's Fifth Assessment Report underestimated the threats of climate change by overemphasizing uncertainty. The report suggests that the agency's language is too cautious, hiding the true extent of human impact on the environment.
A team of scientists developed an approach to reduce uncertainties in future climate change by analyzing collective climate model projections. They found that certain aspects of the current climate are most related to differences in the future climate, and measurements can be used to select out the most likely future climates.
A new study by McGill University researchers suggests that global shipping traffic could lead to a three-fold to 20-fold increase in marine invasion risk between now and 2050. The study projects that shipping growth will far outweigh climate change as the primary driver of bio-invasions.
A study of US cleantech startups found that patenting activity increases by over 73% when collaborating with government agencies on 'cleantech' development. Additionally, licensed technologies developed by government agencies led to more than double the amount of financing deals secured by startups.