Articles tagged with Climate Data
Archaeologists used a new image-based analysis technique to identify previously hidden mounds in Beaufort County, SC. This method uses LiDAR and Object-Based Image Analysis (OBIA) to detect features of interest, improving knowledge of settlement patterns and past landscapes.
Researchers found that wave energy converters did not take full advantage of available energy, especially during extreme events, and their design needs to be adapted to handle increasing ocean activity. The study suggests a 40% increase in marine energy over the last century, with the largest increase occurring in the last 20 years.
Researchers used satellite-based measurements to track changes in groundwater levels and storage capacity in the Central Valley aquifer system, revealing permanent loss of water storage capacity. The study provides new tools for water resource managers to monitor aquifers and mitigate the effects of drought.
Researchers at Virginia Tech used ecological forecasting to predict future growth rates of loblolly pine trees, showing a potential 30% increase in productivity by the middle of the century. The study focused on planted loblolly pine plantations in the Southeastern United States and highlighted uncertainties depending on specific regions.
Researchers from CIRES and NOAA are utilizing drones and tethered balloons to collect weather data in the Arctic, filling critical gaps in atmospheric measurements. These unmanned technologies provide a comprehensive understanding of the region's lower atmosphere, enabling more accurate weather and climate forecasts.
A team of researchers re-examined 30 locations with reported accelerated erosion after glacial-interglacial cycles and found that nearly all proposed links to global climate could not be confirmed. Climate-induced accelerations were recorded only in three cases, driven by localized glacial-valley incision.
The ECOSTRESS mission uses satellite data from NASA to track temperature changes in various biomes. The on-the-ground data collected by the University of Queensland will be used to validate the accuracy of the satellite data, providing a more comprehensive understanding of water stress and crop growth.
A new study using satellite data found that global rivers and streams cover about 773,000 km2 of the non-glaciated land surface, a 44% increase over previous estimates. The increased coverage suggests large-scale impacts of human modification on river networks in developed regions.
Researchers from the University of South Florida have published a seven-year study on the impact of the Deepwater Horizon oil spill on marine life in the Gulf of Mexico. The study found that fish populations have recovered significantly since the disaster, with some species like the red snapper and southern hake showing notable declines.
Researchers found temperatures as low as -98 degrees Celsius in small valleys near the top of Antarctica's ice sheet, driven by persistent clear skies and extremely dry air. The study challenges current understanding of Earth's surface temperatures, suggesting a limit to how cold it can get.
A rapid rebound of Antarctic crust may help stabilize the West Antarctic Ice Sheet against catastrophic collapse. The Amundsen Sea Embayment is experiencing an uplift rate of 41 millimeters annually, which could delay collapse events under strong climate forcing.
A new study found that China's sulfur emissions from coal-fired power plants decreased by 13.9% after implementing a law requiring significant reductions, but compliance varied widely among regions. The research used satellite data and on-the-ground emissions monitoring systems to pinpoint discrepancies and suggest policy lessons.
A new study presents a strategy for FY-3 microwave humidity sounders and radiation imager assimilation in the Met Office NWP model, significantly improving forecast error reduction. Operational monitoring allows rapid detection of data anomalies, which are fed back to China Meteorological Administration for investigation and remedy.
The ACRE China project recovers instrumental weather observations for the East Asian region, enhancing global weather and climate knowledge. The collaboration enables the creation of a spatially and temporally-complete data base of historical weather patterns and fluctuations.
Researchers at UNH used satellite data to analyze photosynthesis across eight major ecosystem types, finding a universal relationship between the energy glow and carbon uptake. This method could provide more accurate data for scientists modeling climate change.
Researchers developed a statistical approach combining astronomical theory and rock formation data to estimate Earth's axial precession rate and distance from the Moon. The study also reconstructed periods of astronomically influenced climate cycles, providing insights into ancient Solar System behavior.
Researchers have created a modeling framework that takes a zoonotic perspective on Ebola, predicting the next outbreak by tracking bat migration patterns and environmental factors. The study suggests that environmental conditions play a key role in the spread of the Ebola virus among bats.
Scientists combined NASA satellite observations with data on human activities to map freshwater changes globally. Freshwater is getting wetter in high latitudes and tropics while drying up in between regions, with some areas experiencing groundwater depletion.
Researchers at the University of East Anglia used satellite-tagged seals to collect data on water temperature and salinity in West Antarctica. The study found that warm, salty deep water is more common during winter months, suggesting increased ice sheet melting.
Researchers at Colorado State University found that measuring snow persistence can accurately map patterns of annual streamflow in dry regions. The study highlights the importance of broadening research beyond high-elevation snowpack to account for changes in lower-elevation snowpack that affect streamflow.
A new study by HKU researchers found that land-use changes significantly influence species distribution shifts in response to climate change. In cooler regions, forest loss slows down species migration, while deforestation accelerates it in warmer areas.
The digitization of botanical collections data is revolutionizing the field of botany, making valuable information accessible for computational analysis. Methods and challenges for extracting data from specimens have been discussed, as well as applications for collections data once digitized.
The Macropis Cuckoo Bee, one of North America's rarest bees, has its known range greatly expanded after a new record was found in Alberta, Canada. Scientists have discussed the conservation status of this species and emphasized the importance of monitoring for populations to ensure its survival.
The Chinese observation satellite TanSat has produced its first global carbon dioxide maps, providing valuable data for future climate change research. The maps show a seasonal decrease in carbon dioxide concentration from spring to summer in the Northern Hemisphere and emission hotspots due to anthropogenic activity.
Researchers have found two new subglacial lakes in the Canadian Arctic, which are thought to be similar to potential habitats for microbial life on other moons in our solar system. The discovery could help scientists prepare for future missions, such as NASA's Europa Clipper mission.
Researchers created wind-wave maps of East China Sea using satellite altimeter data and atmospheric reanalysis. The study reveals wind-wave climate patterns, including the similarity among multiple data sources, but also highlights limitations in describing marginal-sea wind-waves.
Researchers used thousands of observations to find that sagebrush grows at cold sites after warm years but dies at hot sites. The study predicts that populations may decline in warmer areas but increase in colder areas.
A University of Oklahoma study analyzes 370,000 Landsat images to reveal divergent trends in US surface water bodies from 1984 to 2016. Climate was the primary driver behind decreasing trends in southwest and northwest states and increasing trends in southeast and northern Great Plains states.
A new brain stethoscope technology has been developed that translates brain electrical activity into sounds, allowing medical professionals to detect silent seizures. Medical students and nurses were found to be remarkably accurate in identifying seizures with this tool, outperforming their traditional diagnostic abilities.
The University of Cincinnati's new interactive map, ClimateEx, analyzes five decades of global weather data to demonstrate climate change and its diversity. Researchers can compare the climates of different places and predict areas prone to extreme weather phenomena.
A recent study by Penn State researchers has found that fluctuations in rainfall in Uganda are linked to an increased risk of infant hydrocephalus, a buildup of fluids in the brain cavities. The research used satellite data and climate models to identify vulnerable areas for epidemic diseases, paving the way for preventive measures.
Researchers developed new, open-source algorithms to automatically detect bat echolocation calls in noisy audio recordings using deep learning approach. The algorithms were trained on thousands of annotated audio datasets collected by citizen scientists, enabling reliable detection of bat calls in real-world recordings.
A new study led by Colorado State University found less irreversible damage from livestock in Mongolia's rangelands, with most areas only slightly or moderately degraded. However, key areas may be reaching a tipping point of irreversible damage due to persistently high levels of forage use.
A multidisciplinary research team will analyze data from over 17,000 children in Milwaukee and Racine counties to understand the impact of lead poisoning, air pollution, and exposure to violent crime on their health. The study aims to develop new exposure models that reflect a child's chemical, social, and physical environments.
The new guidelines aim to standardize data capture in high altitude research, enabling researchers to replicate studies and compare findings. The guidelines provide a structured approach for collecting data on factors such as local conditions, study participants' characteristics, and medical history.
Researchers at the University of Helsinki's BioGeoClimate Modelling Lab have developed a new model to predict soil moisture using airborne laser scanning data. The study reveals that fine-scale topography is essential for modeling water distribution, providing valuable insights into climate change impact and biodiversity assessments.
A team of geophysicists and atmospheric scientists has discovered a new way to identify the movement and intensity of hurricanes, typhoons, and other tropical cyclones using seismometers. By analyzing 13 years of data from the northwest Pacific Ocean, they found statistically significant correlations between seismic data and storms.
Researchers from Utah State University and the University of Sheffield explore evolutionary predictability using data on cryptic body coloration in stick insects. They found that natural selection drives change, but environmental fluctuations and complex ecological processes limit prediction.
A new study based on 25 years of NASA and European satellite data reveals that global sea level rise is accelerating, driven mainly by increased melting in Greenland and Antarctica. The rate of ocean rise could double the projected sea level rise by 2100 if current trends continue.
The Southeast US has experienced colder winters despite global warming, according to a Dartmouth-led study. The polar vortex allows arctic air to plunge into the region, resulting in persistently cooler temperatures. This phenomenon, known as the U.S. warming hole, is linked to natural climate cycles and potentially to climate change.
A research team detected an acceleration in global sea level rise over the last 25 years, with a potential doubling of total sea level rise by 2100. The rate is increasing by about 0.08 mm/year every year, driven mainly by accelerated melting in Greenland and Antarctica.
Researchers have detected a significant acceleration in sea level rise since 1993, with ocean waters moving up the shore by almost 1 millimeter per decade. This acceleration means that the next generation will experience a far different landscape due to rising sea levels, posing significant concerns for vulnerable areas like Tampa Bay.
Researchers at Utah State University developed a method using aerial imagery to estimate river discharge, filling data gaps in smaller rivers and streams. The approach combines image processing techniques and hydraulic modeling for accurate flow estimates.
The GOLD mission provides unprecedented measurements of Earth's upper atmosphere, tracking day-to-day changes in temperature and composition. By imaging ultraviolet light, GOLD will create a map of the hemisphere revealing how these forces impact our technological society.
Researchers aim to develop concepts for designing digital things that prioritize transparency and understanding. The study focuses on the complexities of digital products and systems, exploring how they collect and use personal data.
IceCube, a bread loaf-sized satellite, has produced the world's first map of global atmospheric ice distribution in the 883-Gigahertz band. This achievement demonstrates submillimeter wavelength observations from space and provides critical data on cloud ice properties.
Climate change is affecting the size of organisms, including British Columbia beetles. Larger beetle species have shrunk by up to 20% in the last 45 years due to warmer temperatures.
Researchers have designed a new approach to share scientific data, allowing for faster and more secure access. The 'Modern Research Data Portal' architecture uses Globus and the Science DMZ to simplify data transfers, enabling scientists to collaborate more easily.
The EPSRC has awarded £14 million to five research projects that employ novel approaches to data science, involving universities and industry partners. The initiatives aim to develop new algorithms and mathematical tools to better understand large data sets and make informed decisions in various sectors.
A study published in Nature Communications finds a correlation between Atlantic Ocean surface currents and rainfall patterns in the Western Hemisphere, both in the past and present. The research suggests that changes in ocean currents can influence global climate and may have far-reaching impacts on future climate change.
A new study highlights the need for more detailed information about pollutant emissions to improve air quality models. Current data gaps lead to uncertainty in emission figures, affecting policymakers' decisions.
Researchers compared global water storage trends from 2002-2014 using GRACE satellite data and seven hydrology models. The study found that model projections of climate and human-induced changes are likely underestimates.
Research found discrepancies between satellite and global model estimates of land water storage in 186 river basins worldwide. GRACE satellites measured changes in water storage, which differed from simulations made by seven commonly used models. The study highlights the need for improved regional assessments to ensure accurate water a...
Researchers at the University of Innsbruck used a sophisticated measurement method to create a chemical fingerprint of urban VOC emission sources. The study found that emissions from cosmetics, detergents, and food preparation contribute significantly to the total VOC burden, with some compounds leaving characteristic 'scent' in the air.
A new analysis of marine fossils reveals that polar oceans warmed more than previously thought during the Eocene, a greenhouse period. The study's findings challenge modern climate models, which underestimated polar ocean warming by about 50 percent.
A new data mining methodology developed by Georgia Tech scientists can analyze millions of climate data points without relying on human expertise. The approach breaks down complex models into simpler components, allowing for more robust and transparent results in climate science research.
A new study reveals the impact of warming Arctic temperatures on muskoxen populations, showing that rain-on-snow events and extreme weather are stressing mothers and young muskoxen. This is causing underdeveloped skeletal growth in juvenile muskoxen, leading to poorer health and fitness.
A new global topographic map of Saturn's moon Titan has opened up new insights into its liquid flows and terrain. The map revealed several new features, including cookie-cutter holes, mountains, and lakes that are at sea level due to hidden sub-surface flow.
The MDI Biological Laboratory has developed a new mobile phone app to help community organizations track and analyze crowd-sourced environmental data. The app, based on the Anecdata.org portal, allows citizen scientists to log data in the field and make it quick and easy to receive notifications and share observations.
Researchers found that rising CO2 levels in freshwater systems can inhibit defence mechanisms of key species like daphnia, which rely on their sense of smell. This could have far-reaching consequences for entire ecosystems, highlighting the need for further studies.