Articles tagged with Climate Data
A new CU-Boulder study assesses 69 historical sites in the Southern Rockies and finds that 65 of them are still occupied by pikas, contrasting with a recent Great Basin study showing local extinctions increasing five-fold. The team found that drier conditions at abandoned sites may be driving pika disappearance.
The Finnish Meteorological Institute leads two major European projects, O3M SAF and SAF on Support to Operational Hydrology and Water Management. The institute develops software and systems for processing satellite data, including products for ozone, nitrogen oxides, sulphur dioxide, and aerosols. These products support climate change ...
A new NASA study disputes previous claims that droughts led to reduced global plant productivity and threatened food security. The research found that modeling errors and the use of corrupted satellite data contributed to exaggerated claims.
The project, called VertNet, aims to make online storage of vertebrate collections from around the world more accessible. This will enable academic researchers and citizen scientists to search and explore the vast collections more easily.
Fire response teams use Landsat satellite data to protect houses, wildlife, and bodies of water. The US Department of Agriculture Forest Service's Remote Sensing Applications Center (RSAC) uses Landsat data to create maps depicting ecologic changes due to high temperatures after a fire.
A meta-analysis predicts that cities will expand by 590,000 square miles globally by 2030, threatening biologically diverse areas. Rising incomes in China drive half of urban land expansion, while population growth drives expansion in India and Africa.
Species have moved towards the poles at three times the rate previously accepted and to cooler, higher altitudes at twice that rate. On average, species have shifted 12.2m per decade in elevation and 17.6km per decade in latitude.
CSIRO scientists rely on international cooperation to deploy Argo ocean and climate monitoring instruments, as Somali pirates operate in the region. The program offers crucial data for understanding Australian and south Asian weather patterns.
The NASA National Polar-orbiting Operational Environmental Satellite System (NPOESS) Preparatory Project (NPP) has successfully completed its most comprehensive end-to-end compatibility test. The NPP satellite contains a suite of five sensors that will make measurements to continue producing key data products about Earth.
A USC researcher collected samples from floating sediment traps in the San Pedro Basin to study how much carbon is locked up in the ocean. Her findings suggest that the majority of particulate organic carbon falling to the basin floor is marine-derived, acting as a carbon sink taking carbon out of the atmosphere via phytoplankton and l...
Scientists found satellite data inaccurately measures aerosols' effect on climate, leading to underestimated cooling effect. Researchers need to combine models with satellite data to improve climate predictions.
The NASA Visualization Explorer app allows users to interact with extraordinary images, video, and information about NASA's Earth science research. The app features high-resolution movies, short written stories, and interviews with scientists, all designed to be easily accessible to the general public.
A study combining satellite data from NASA and aircraft missions has provided the clearest account yet of glacial ice surges into the sea after Antarctic ice shelves collapse. The research reveals rapid elevation decreases of over 500 feet for some glaciers, with total ice loss estimated at 11.2 gigatons per year.
A recent study by Rovira i Virgili University reveals that only 20% of recorded climate information is accessible to the scientific community. The remaining data, dating back centuries, pose significant challenges for understanding climate variations and tackling global warming.
A new knowledgebase, Kbase, will integrate disparate data streams on plants and microbes to facilitate question-asking about huge datasets. This will help make progress on improved ways to generate biofuels and optimize plant yields.
The National Science Foundation awards four grants to create a national resource of digital data documenting existing biological collections. This will increase accessibility to valuable information and stimulate new research across multiple fields of science.
A new global plant database, led by University of Minnesota researchers, offers trait data for 69,000 plant species, enabling more realistic models of terrestrial biodiversity. The database promises to support a paradigm shift in Earth system sciences and improve carbon cycle predictions.
The CSIRO website provides easy access to greenhouse gas data measured in the Southern Hemisphere atmosphere for the past 35 years. Key findings include a record-high level of carbon dioxide, increasing at about 0.5% each year, and an almost 40% increase over the past century largely due to human activities.
Scientists Jingfeng Xiao and Scott Ollinger at the University of New Hampshire's Institute for the Study of Earth, Oceans, and Space are developing a unique modeling method to estimate continental-scale carbon fluxes. The $517,000 NSF grant will fund a three-year project using large ecological data sets and new modeling techniques.
A new study estimates that over 19 million people will be affected by rising sea levels in four regions by 2030. The analysis highlights the importance of considering population movement patterns and demographic vulnerability to better understand environmental impacts.
The NASA National Polar-orbiting Operational Environmental Satellite System (NPOESS) Preparatory Project (NPP) climate and weather satellite has completed all environmental testing, including thermal vacuum testing. The successful test paves the way for the satellite's planned launch on October 25.
Researchers suggest Agulhas leakage could trigger strengthening of Atlantic overturning circulation, which would counteract effects of global climate change on North America and Europe. Increased Agulhas leakage over the past few decades may have triggered end of glacial cycles.
A global team of scientists suggests that Agulhas leakage could strengthen the Atlantic overturning circulation by enhancing deep water formation. This finding is significant as it counters predictions of weakening the circulation due to global warming.
The study found that local pikas are losing their habitats, moving up mountain slopes at a rapid pace of 11-fold since the 20th century. This suggests that American pikas can act as early warning indicators for future species distribution shifts due to climate change.
The 2011 Arctic sea ice extent was the lowest maximum extent of 5,650,000 square miles since satellite record keeping began in 1979. Climate scientists believe shrinking sea ice is tied to warming temperatures and human-produced greenhouse gases.
A new study using Africa's historical crop yield data reveals that corn production will decline by at least 20% for 1 degree Celsius of warming under drought conditions. The research also highlights the importance of combining existing knowledge and data from climate and agriculture communities to improve crop forecasting.
The DOPA observatory combines data on protected areas, species distributions, and socio-economic indicators to generate global environmental indicators and maps. This initiative aims to address anthropogenic pressures on ecosystems and identify new areas for protection.
Researchers will collect and analyze data on carbon, nitrogen, and water movement to create models and evaluate crop management practices. The goal is to develop scenarios based on different practices and offer training for teachers and scientists to understand climate shifts and agriculture.
A new analysis of sulfur emissions found global emissions rose after a decade of decline, driven by international shipping and China's growing economy. The study also estimated the accuracy of emissions data, with regional values potentially off by up to 30%.
The NASA National Polar-orbiting Operational Environmental Satellite System (NPOESS) Preparatory Project (NPP) climate/weather satellite is successfully completing flight environmental testing. The five-instrument suite will provide continuity of climate observations and enhance weather forecasting capabilities.
Researchers Peter Fox and James Hendler outline a new vision for scientific data visualization, encouraging scientists to adopt web-based approaches. They highlight the advantages of interactive and dynamic visualizations, such as those found on the web, which can facilitate collaboration, reduce costs, and increase accessibility.
Researchers at the University of British Columbia estimate that Arctic fisheries catches totaled 950,000 tonnes from 1950 to 2006, significantly higher than previously reported. The study reveals a lack of accurate data on small-scale fisheries and their impact on biodiversity in the region.
The 20th Century Reanalysis Project has created a comprehensive reanalysis of global weather events from 1871 to the present day. The dataset provides key historical comparisons for our own changing climate, allowing researchers to understand the impact of extreme weather and climate events over time.
A new review highlights the importance of geohistorical data in conservation biology, providing insights into species responses to climate change. Fossil records show that some species persisted in suitable habitats despite range contractions, while others went extinct due to human activities.
Researchers evaluated six plant species using digital image analysis to determine their ability to thrive on extensive green roofs in Colorado. Five plants that survived a 2-year experiment are recommended for use in semiarid regions, including blue grama and hardy ice plant.
NASA's new satellite data confirms a strong La Niña event in the eastern Pacific, with record-breaking rainfall in Australia and significant impacts on global climate. The La Niña effect is being felt worldwide, influencing ocean currents and heat storage.
This issue of GSA Bulletin explores river geomorphology, submarine landslides, and paleoclimatic analysis. Researchers examine the impact of a dome-building eruption on downstream channel aggradation in Oregon, as well as the age and genesis of the Sangamon/Loveland complex in the Lower Mississippi Valley.
A computer program trained on probability analysis can extract environmental information from satellite images and sensor data about ocean structures. The technology has been tested with high accuracy, offering clues on subtle changes in ocean temperature and global climate conditions.
A CCNY-led interdisciplinary team recreated colonial hydrology by synthesizing historical records with present-day data. The study identifies broad hydrologic trends for the northeastern US between 1600 and 1800, highlighting the impact of human factors on waterways.
A team of atmospheric scientists will gather data from clouds at four different elevations on Mount Werner for five months. The data will help improve climate models by verifying the accuracy of measurements used in computer simulations.
The ESA GlobSnow project uses satellites to map snow cover and volume globally, especially in the northern hemisphere. This provides almost real-time data on snow cover and depth, aiding in flood forecasting and climate research.
The new system will provide more accurate loss adjustment, better policy service, and lower costs to taxpayers. It will consider multiple factors such as weather, location, elevation, and other issues for precise analysis.
Researchers tracked ocean temperatures in Baffin Bay using data from tagged narwhals, finding temperatures nearly a degree Celsius warmer than previous climatology data. The study highlights the importance of monitoring changes in this region, crucial for understanding the Arctic's impact on global climate.
A study by Duke University scientists found that the Bermuda High's center intensified by 0.9 geopotential meters a decade from 1948 to 2007, leading to increased summer rainfall variability in the Southeast. This intensification is attributed to anthropogenic warming and is expected to continue in coming decades.
The University of New Hampshire has been awarded a $487,000 grant from NASA to develop high school climate change curriculum. The project will utilize data from NASA and other federal agencies to create classroom-friendly materials, aiming to provide teachers with a scientifically sound means of teaching climate change issues.
Researchers have found wind farms' effects on local temperatures and proposed strategies for mediating those effects, increasing the potential to expand wind farms. The study identified two possible mediation strategies: low-turbulence rotors or locational deployment in regions with natural mixing in the atmosphere.
The Census of Marine Life has completed a ten-year initiative to describe ocean life distribution and diversity, with UAF scientists contributing significantly. New species have been discovered in the Arctic Ocean and coastal regions, shedding light on climate change impacts.
Researchers at Texas A&M AgriLife Communications developed a computer program to provide rice farmers with accurate forecasts and recommendations. The Rice Development Advisory program combines climate, soil, and weather data to help farmers plan planting, irrigation, and harvesting.
Researchers found that 150-year-old pressed plants tell the same story about warmer springs and earlier flowering as field-based observations. The study provides first direct proof that pressed plants in herbarium collections can be used to study relationships between phenology and climate change.
Nautilus provides cutting-edge capabilities for analyzing large datasets in various fields, including life sciences and astrophysics. The system is designed to process vast amounts of data using its shared-memory architecture with four terabytes of memory.
Researchers at Max Planck Institute for Physics of Light create device generating true random numbers using vacuum fluctuations, crucial for secure encryption and economic simulations. The device exploits quantum mechanics' inherent randomness to produce unpredictable outcomes.
A survey of 61 EMS agencies found wide variation in perceptions of workplace safety culture, with air-medical agencies tending to score higher across all domains. The study provides benchmarking data for EMS agencies and a reliable tool to evaluate safety within their agencies.
A new project aims to enhance the accuracy of climate models by leveraging data mining techniques. The collaboration between UT and ORNL will help predict large shifts in regional climate patterns and improve predictions of severe meteorological and hydrological events.
Researchers at NC State will use high-performance computing and data analytics to develop new approaches for predicting Atlantic hurricanes and precipitation patterns. The goal is to improve the accuracy and detail of climate forecasts, enabling better decision-making for climate researchers.
A new study by NASA researchers found that global plant productivity declined by 1% between 2000 and 2009 due to regional drought, contradicting previous findings of increased productivity with warming temperatures. The decline in plant growth has significant implications for food security and the global carbon cycle.
The NSF announces three new Expeditions in Computing awards, providing up to $10 million in funding over five years. These projects will focus on novel approaches to complex problems in computer science and engineering, including modeling social behavior and understanding climate change.
A new study examining the effects of drought in the Amazon found that relatively undisturbed forests are tolerant of seasonal drought. The research used remote sensing and field-based studies to demonstrate this resilience and identified potential mechanisms controlling vegetation productivity across the Amazon Basin.
The new model incorporates data on the carbon cycle, including ocean and forest absorption and release of CO2, to simulate future changes in global climate and carbon dioxide emissions. By reducing emissions by 56% by 2050, global warming would remain under the two-degree threshold until 2100.
A team of scientists has found that permafrost temperatures have warmed by as much as two degrees Celsius over the past 20-30 years. The expansion of the monitoring network allows for large-scale analysis and potential early warnings for policymakers on climate change impacts in permafrost regions.
A $1.5 million NSF grant will consolidate data from 10 natural history bee collections across the US, including Cornell's 250,000-specimen collection. This effort aims to establish conservation status and predict risks to bee pollination services from climate change and habitat loss.