Articles tagged with Fire
A recent study found that wildfires disrupt night-time pollination processes by moths, leading to a decrease in the abundance and diversity of moth species. The research also showed that the loss of host plants due to fire can lead to significant changes in the moth community.
Massive wildfires in Ontario and Manitoba produce massive amounts of smoke moving southeast into Michigan, over the Great Lakes, and into Minnesota. The smoke is carried on the jet stream, with actively burning areas outlined in red on satellite imagery.
The NASA-NOAA satellite captured images of four naturally caused fires in Gila National Forest, New Mexico, sparking concern for air quality and fire management. Three fires - Black Fire, South Fire, and Woodrow Fire - generated smoke plumes visible from space.
The Whiting Knoll Fire in east central Arizona has generated enough smoke to be seen from space, with NASA-NOAA satellite images capturing its extent. The fire, which started on June 30, 2019, is burning approximately 1,546 acres and remains only 5% contained.
A recent study found that old-growth forests are less likely to experience high-severity fire than young-growth forests during wildfires. This suggests that old-growth forests could be used as biodiversity refuges to buffer the effects of climate change on fire regimes in the Pacific Northwest.
A new paper argues that wildfire management through prescribed burning and restoration thinning could help save spotted owls in the West, similar to how it helped red-cockaded woodpeckers in the South. The strategy aims to reduce wildfire hazards and create more owl-friendly habitat conditions.
A recent study on the 2017-2018 Montecito debris flow reveals that road culverts and bridge underpasses played a significant role in causing widespread damage, as they redirected debris flow into neighborhoods. The research provides rare spatial and dynamic constraints for testing debris-flow runout models.
The University of Texas at Arlington's team, led by Associate Professor Yan Wan, excelled in the 2019 Swarm and Search AI Challenge. They developed algorithms for multiple UAVs to map wildfires efficiently. The technology can provide real-time information and forecasts to firefighters.
Researchers found that restored pine woodlands support a diverse array of bird species, including declining ones like the Red-headed Woodpecker and Prairie Warbler. The study shows that controlled fires and tree thinning can create suitable habitats for many different bird species with different needs.
A recent study found that nearly half of America's firefighters experience high levels of physical and emotional burnout, with insomnia and PTSD linked to increased risks. Researchers emphasize the need for fire departments to prioritize sleep and mental health to reduce burnout and improve response times.
The Cuyahoga River has made significant improvements since the 1969 conflagration, but experts say full recovery will take time. The Clean Water Act and EPA formation helped reduce industrial wastewater discharge and upgrade treatment infrastructure.
A team of researchers, led by Professor Yu Zhu, has developed a novel shear-thickening electrolyte that can improve the safety of lithium ion batteries used in electric vehicles. The electrolyte becomes thicker under impact, preventing short-circuiting and fires.
The study identifies Bulbostylis paradoxa as a plant that rapidly regrows and flowers in the Brazilian savanna after a fire. This rapid response is a significant advantage for the plant, enabling it to flower, fructify, and disperse seeds before competitors arrive.
The WASCAL project aims to address new research questions, further develop the research infrastructure, and train African scientists. The team will also create a data cube for satellite data and assess the effects of climate change on fires in West Africa.
A new study has found that artificial manipulation of brain signals can improve working memory in rats, with extended ripples capturing more information when learning a new place. The findings offer insights into the mammalian brain's mechanisms and may guide future treatments for memory disorders.
Scientists report that specific patterns of neural activity guide the formation of nerve clusters in the olfactory bulb, enabling variation in response to sensory cues. By changing neural activity patterns using optogenetics, researchers found altered expression of molecules in nerve endings targeting specific nerve clusters.
A unique case of a chest cavity fire during emergency heart surgery was presented at the Euroanaesthesia Congress. The incident occurred when supplemental oxygen leaked from a ruptured lung, causing a spark from an electrocautery device to ignite a dry surgical pack.
Scientists investigated satellite data collections for burned areas in the Cerrado biome, improving Brazil's space research output. The study refined data to provide more precise information on burned areas, including emissions and land use patterns.
A 1-year-old Rottweiler named Stella received a groundbreaking treatment using fish skin grafts for her second- and third-degree burns after escaping a house fire. The innovative therapy, developed by Michigan State University, leveraged the anti-inflammatory properties of Icelandic cod skin to aid in healing and tissue regeneration.
Researchers at the University of California, Riverside, successfully replicated superfog formation in a laboratory setting, revealing crucial factors such as low water content, small particle size, and high fuel moisture content. While they can now understand how superfog forms, predicting its occurrence remains uncertain due to comple...
A recent study suggests that Native Americans' use of fire to manage vegetation in the Eastern United States had a more profound impact on forest composition than climate change. The researchers found that frequent and widespread human-caused fire resulted in the predominance of fire-adapted tree species, leading to changes in forest c...
A recent study found that Yellowstone's re-burned forests have a six-fold decline in lodgepole pine tree seedlings and lost significant carbon storage capacity after experiencing two consecutive fires within fewer than 30 years. The researchers estimate it would take over 150 years for the forest to recover its lost carbon.
Researchers found that re-burned areas experienced significant biomass loss and a six-fold decrease in tree seedling density. The study suggests that future short fire intervals may adversely affect the resilience of subalpine forests, threatening their ability to recover from previous fires.
A new visual tool, Visual Seveif programme, assesses economic losses from forest fires by considering tangible and intangible resources. The programme evaluates factors such as carbon fixation, tree age, and species, to estimate the true impact of forest fires on the economy.
A new safety scale, developed by Drexel researchers, measures the safety climate of fire departments to gauge management and supervisor support for safety initiatives. The tool has been shown to increase employee morale and reduce accidents among firefighters.
A collaborative team of researchers developed a framework to integrate scientific understanding of fire and its effects on ecosystems and human communities with an understanding of the human values that ultimately determine what people care about. The study emphasizes the need for community members, policy makers, and land managers wor...
Researchers at Washington State University found that an electronic tongue is more accurate and effective than human taste buds in tasting spicy foods. The e-tongue can handle high concentrations of heat without losing accuracy, allowing for faster and more precise testing of new products.
Physicists have confirmed the existence of 'fire streaks' in proton-proton collisions, a phenomenon initially proposed as a theoretical structure. The analysis suggests that the matter arising from these collisions behaves similarly to the fire streaks of quark-gluon plasma.
A new study found that forest fires are causing snow to melt earlier in the season, exacerbating a cycle of fire and snowmelt. The research revealed that over 11% of Western forests experience earlier snowmelt due to fires.
A recent geography study by the University of Cincinnati found that hot temperatures are a better predictor of western wildfires than other factors. The researchers identified other risk factors, including vegetation cover and proximity to roads and population centers, which can increase the likelihood of wildfires.
Researchers analyzed ancient fire remains to uncover Neanderthal mobility habits and settlement patterns. The study found stratified hearths built on multiple topsoils over different periods, indicating at least four successive short-term Neanderthal occupations.
A La Trobe University study has found that wildlife restores itself after bushfires, but the surrounding habitat determines which species survive. The research highlights the importance of considering landscape context when planning strategic burns to protect native wildlife.
A University of Kansas researcher is developing technology to monitor and prevent overheating in lithium-ion batteries using machine-learning approaches. The goal is to improve the thermal safety of these batteries, which are increasingly used in various industries and applications.
Researchers at UCF have developed a novel technique to analyze the dynamics of fires and explosions using laser technology. The approach allows for fast measurement of temperature and molecular concentrations within microseconds, enabling advances in firefighting, engine efficiency, and potentially even space travel.
Researchers found that tropical fire ants in Florida can coexist with both single- and multi-queen colonies. In multi-queen colonies, all reproductive queens are genetically identical and reproduce asexually.
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.
Researchers at University of Illinois Chicago found that graphene coating can reduce lithium battery fires by preventing oxygen release from cathode decomposition. The coating showed significant reduction in oxygen release under high heat, maintaining battery performance even after rapid cycling.
Researchers find that severity of wildfire and rainfall intensity affect stability and destruction of step-pool units, impacting habitats and benthic organisms. Management strategies vary from 'leave alone' to active channel management based on burn severity.
Researchers developed a series of models that strongly predict how terrain slope affects human travel rates, accounting for variability in movement. The study used crowdsourced fitness-tracking data from nearly 30,000 people, resulting in more advanced models than previous ones.
A UCL-led study found that engaging households in evidence-based face-to-face workshops increases long-term disaster preparedness. Households that received training showed significant improvements in safety measures such as securing objects and having functioning smoke detectors.
A new study found that improvements in property damage and casualties differ for fire departments with informal, formal, or contract-based collaborations. Formal contracts improve performance on goals firefighters are motivated to achieve, but may negatively impact motivation for other important goals.
A new sensor system can monitor wiring in buildings or ships to detect impending electrical failures, allowing for timely repairs. The system was tested on a Coast Guard cutter, pinpointing a motor with burnt-out wiring that could have led to a serious fire.
A multi-country study found that nearly half of Airbnb listings allowing smoking lack smoke detectors, while nearly two-thirds of non-smoking venues have them. The study also reveals a significant gap in carbon monoxide detector prevalence across smoking and non-smoking venues.
Researchers reconstructed fire activity using lake-sediment records, finding extensive burning occurred after mature forests developed. They also saw increased fire activity with rising temperatures, particularly in the past 100 years.
A recent study examines California's climate over a centuries-long time period, linking long-term wind patterns to future wildfire risks. The research provides a stronger foundation for evaluating regional natural hazards in the state.
Recent widespread fires in California suggest a shift in climate-fire relationships, where increased temperatures and drier summers will override the dynamical influence of the North Pacific Jet. The researchers reconstructed over 400 years of North Pacific Jet variability, finding that fire suppression may be responsible for this change.
A new study finds that California's wildfire season is no longer influenced by winter precipitation, but rather by decades of fire suppression and rising temperatures due to climate change. The research team used tree rings and historical records to reconstruct fire and moisture patterns over the past 400 years.
Researchers found past associations between jet stream dynamics, winter precipitation, and fire activity in California, with dry extremes linked to weaker NPJ zonal velocity. Future climate simulations suggest increasing temperatures will lead to reduced snowpack, drier summers, and increased fire risk under high CO2 conditions.
Researchers used landscape models to examine the interaction between climate, vegetation, and prior fires on area burned. They found that the fuel limitation effect from prior fire events doesn't last long and is not as large as expected, moderating only a 7.5% reduction in cumulative area burned over the century.
Researchers at Oregon State University are studying the burning behavior of live fuels to better predict wildfire spread. The team aims to identify key factors driving differences in burning behavior, enabling more accurate fire models for Department of Defense managers.
A new model developed by University at Buffalo engineers emphasizes an additional factor: the losses associated with human fatalities and injuries. This tweak throws the current system off-track, suggesting that some states receive an outsized share of fire protection money, while others are shortchanged.
Researchers at IST Austria discovered that place cells in the hippocampus randomly replay memories of movement in open environments during sleep, following a pattern similar to Brownian motion. This finding suggests that the complex circuitry of the hippocampus generates an abstract representation of experience.
Researchers found fire, forest disturbances, and soil erosion decreased in the 14th century, indicating a gradual decline in land-use intensity. The moat was covered with floating vegetation by the end of the 14th century, indicating it was no longer maintained.
Fires increased during phases of lush steppe oak forest growth in relatively humid and warm climates. This contradicts the assumption that dry brushwood was decisive for early fires, suggesting fire risk is linked to plant biomass.
The University of Seville researchers propose that forest fires can be an opportunity for ecosystem recovery, particularly in degraded areas with single-species pine plantations. By favoring more resilient natural vegetation, ecosystems can adapt to new climate conditions and recover lost natural values.
Research from Duke University and National University of Singapore reveals pre-natal exposure to forest fire haze leads to a 1.3-inch decrease in expected height at age 17, resulting in long-term human capital losses and permanent stunting effects on children's growth.
Researchers at the University of Sheffield have developed a new method to protect concrete from fire damage using recycled tire fibers. The fibers reduce spalling and strengthen steel reinforcements, preventing collapse and structural failure.
Research suggests that indigenous hunters play a crucial role in maintaining food webs in the Australian desert. The absence of human activity allowed invasive species to flourish, leading to extinctions of native animals. Traditional landscape burning practices also had a significant impact on the ecosystem.
The study finds that vegetation in the region will shift from predominantly conifer to mixed conifer and hardwood forests, potentially leading to reduced timber availability and changed fresh water supplies. Climate-driven stress may also increase disease and pest susceptibility in these forests.
Birds associated with older forests in the Pacific Northwest are declining faster than those in early-seral ecosystems, despite conservation efforts. The study highlights the importance of continuing to protect and restore old-growth habitats as wildfires become more frequent.