Articles tagged with Water Resources
A new dynamic social-network analysis tool has revealed that the two species have vastly different community structures, with zebras forming large, stable groups and onagers forming smaller, more transient groups. This study provides insights into the adaptive value of these behaviors in response to different environmental pressures.
Researchers found that 3% of protected forests and 2.5% of intact forests were lost globally between 2000-2012. High rates of agricultural land expansion and high GDP are linked to forest loss, contradicting previous findings.
A new MIT study proposes refueling on the moon to reduce launch mass for a Martian mission, with the potential to save 68% of cargo. The research suggests that establishing an infrastructure in space could enable sustainable travel between planetary bodies.
The new EEFLUX application allows farmers to view field-scale maps of water consumption in near real-time, providing insights into evapotranspiration and water management. With Landsat satellite imagery, experts can track water consumption year over year, making it easier to monitor the effectiveness of conservation projects.
A new CSIRO study provides an unprecedented understanding of water resources in Western Australia's Pilbara region, shedding light on local water systems and climate change impacts. The research helps water managers plan for future use in a resource-rich area with environmental assets.
Researchers discovered that coccoliths can modulate solar light, enhancing photosynthesis in microalgae. The study found that magnetically oriented coccoliths change light scattering, contributing to understanding how these structures control light.
Despite decades of economic isolation, Iranian scientists have made remarkable achievements through ingenuity and collaboration. New projects, such as the Iranian National Observatory, aim to reclaim the country's past astronomical glory and tackle pressing environmental issues like Lake Urmia's rapid decline.
The Keystone XL Pipeline debate in Nebraska pitted economic benefits against environmental concerns, with supporters framing job creation as a key selling point. Rural landowners and farmers opposed the project due to fears of aquifer contamination, while proponents stressed national security and energy independence.
A new study finds that EU consumers waste an average of 123 kg per capita annually, equivalent to 16% of consumed food. The majority of this waste is avoidable, with vegetables, fruit, and cereals being the most wasted due to shorter shelf-life and over-purchasing.
The UK is the worst offender in European avoidable food waste, with nearly 80% of all food waste being avoidable. The study found that vegetables, fruit and cereals contribute most to lost resources, while meat production uses more resources in the first place.
A team of marine researchers has discovered a three-way conflict between algae, bacteria, and vitamin B12 in the frigid waters off Antarctica. The competition for iron and vitamins has significant implications for understanding globally significant food webs of the Southern Ocean.
A study by researchers at University of Illinois found that groundwater from three major aquifers is crucial for food security, with 91% of embodied water staying within the US. Unsustainable usage threatens domestic food supply and global markets.
The updated ecoprofile data assesses energy, water, and resource usage, as well as air and water emissions and solid waste. Ingeo biopolymers replace petroleum-derived materials in various products, offering positive lifecycle benefits.
Hydraulic fracturing requires varying amounts of water, with average volumes ranging from 2.6 gallons to 9.7 million gallons per well. The most water-intensive watersheds coincide with major shale formations such as Eagle Ford and Haynesville-Bossier.
A new model predicts coronal mass ejections with 24-hour advance warning, while satellite altimetry helps optimize reservoir releases in real-time. This enables more efficient water management on data-limited rivers around the world.
Scientists at the National Oceanography Centre have discovered a new fundamental rock property that allows electricity to flow more easily through sedimentary rocks in the vertical direction. This finding will improve the interpretation of geological fluid flow from geophysical surveys.
A team of scientists developed a model to quantify the effects of plant biodiversity loss on ecosystem productivity, finding that conserving species diversity can help maintain ecosystem services. The study provides new insights into the relationship between biodiversity and ecosystem functioning.
Researchers used novel molecular and analytic tools to study how similar diatom species utilize resources differently, known as niche partitioning, in Narragansett Bay. The study found that two species of chain-forming diatoms coexist but use available nutrients, specifically nitrogen and phosphorus, differently.
Researchers have developed genetic tools to pre-adapt crops to future drier climates, improving water efficiency and reducing the need for irrigation. By altering plant stomata, crop yields can be maintained or increased with less water, supporting regions facing water scarcity.
Researchers have identified a chemical compound that prevents plants from taking up cesium, reducing the harmful effects of radiation-contaminated soil. The compound, CsTolen A, selectively binds to cesium, preventing its entry into plant cells and promoting physiological processes.
Researchers found major changes in algae consistent with water warming, indicating physical structure changes in tropical high-mountain lakes. The findings have far-reaching consequences for Andean water resources as the lakes provide 60% of drinking water for Cuenca, Ecuador.
The rice water weevil is a devastating insect pest of rice in the US, causing yield losses of up to 25%. Researchers offer new management strategies, including cultural control methods and microbial control options, to combat this invasive species.
The US Dept. of Energy will discuss its plan to accelerate geothermal energy development, which could increase global resources by harnessing hydraulic fracturing techniques. Researchers present results on controlling injection-triggered seismicity and improving injectivity rates in enhanced geothermal systems.
A study by Michigan State University and international partners reveals that 20 renewable resources, such as corn and soy, have reached peak production rates between 1988 and 2008. The researchers warn that relying on substitution to solve shortages may not be effective when multiple resources are running out.
A new study suggests that smart agricultural practices and trade networks enabled the Romans to thrive despite a water-limited environment. However, this stable food supply promoted population growth and urbanization, pushing the Empire closer to its food resources limits.
Researchers developed a cost-saving software-based method that compares pressure and flow rate measurements with mathematical models to accurately detect small leaks in pipelines. This technique successfully reduced errors by 18% and estimated potential savings of millions of dollars compared to existing leak-detection methods.
A recent study reveals that diverse plant communities yield greater results than monocultures, utilizing resources more effectively and providing a protective shield against pests. This new approach to agriculture promotes biodiversity and can lead to increased food safety and sustainability.
Researchers found dramatic differences in flow velocity patterns and forces on river beds between gravel and sandy models, disproving a popular theory. The study's new parameters improve predictive models for nutrient and pollutant transport and provide insight into organism behavior in the narrow zone where rivers meet their beds.
A recent study published in the Journal of Consumer Research found that uncertainty can be a motivating factor for individuals. Researchers discovered that people are more likely to invest time and effort into pursuing an uncertain reward, rather than a certain one. This phenomenon is attributed to the positive experience of making the...
The 36 Pit Fire in Oregon began on September 13, 2014 and is still under investigation. Firefighters have made progress in establishing an anchor point and constructing a fireline on the West and North sides of the fire.
A new study by the University of North Carolina-Chapel Hill found that when local communities collect fees for repairs and train members to fix wells, they can remain functional for decades. The World Vision model has been implemented in Ghana and resulted in nearly 80% of wells remaining operational after over two decades.
As of August 27, the Happy Camp Complex and July Fire Complexes have consumed over 60,000 acres of land in Northern California. The fire season has been exacerbated by hot and dry conditions, with multiple fires still spreading.
Researchers from RIKEN have discovered a mineral-based catalyst that efficiently splits water into oxygen and hydrogen ions at neutral pH. The key to this success lies in synchronizing electron- and proton-transfer timing, which greatly improves the catalytic activity of manganese oxides.
Researchers analyzed aerial images of fairy circles in northwest Namibia and found a remarkably regular and homogeneous distribution pattern. This suggests local resource-competition among plants and vegetation as the most likely cause, rather than termites or underground gas emissions.
Researchers find that tropical cyclones' maximum intensity is shifting poleward at a rate of about 35 miles per decade in the northern and southern hemispheres. This shift increases risk for coastal cities and regions that depend on cyclones' rainfall, potentially leading to lower water availability.
Researchers developed a new computer model to help plant scientists breed better soybean crops, achieving 8.5% productivity gains while reducing water usage by 13%. The model uses numerical optimization to explore structural traits like leaf distribution and reflectivity.
The USGS study highlights the importance of streamflow characteristics in assessing fish community change and identifies areas with high risk of ecological degradation. Changes in streamflow can lead to declines in fish diversity by up to nine species, emphasizing the need for effective management decisions.
Researchers found that desert winter annuals outperform each other based on their water use efficiency and growth rate. In wet environments, plants with higher water-use efficiency thrive, while those with faster growth rates dominate in dry years.
A study published in Nature finds that climate change could lead to a decline in plant production due to changes in soil nutrients. As drylands become drier, the imbalance of essential nutrients like nitrogen and phosphorus may affect crop growth, livestock forage, and fuel production.
Researchers discovered three major river systems that likely existed in North Africa 130,000-100,000 years ago, creating fertile habitats for animals and vegetation. The Irharhar river may have been a viable route for human migration across the region.
Participants in studies estimated higher monetary damages for intentional harm than unintentional harm, suggesting people perceive intentional harm as more damaging. This finding has implications for legal and policy-related judgments, potentially leading to over-allocation of resources to prevent highly intentional harms.
A new report examines conditions that foster cooperative use of common resources, including strong group identity, smaller community size, and high trust in leaders. The study highlights factors leading to incongruous use of resources, such as intergroup conflicts, ideology/values, and cognitive disconnection.
The Rancho Fire started on July 19, 2013, and has burned 722 acres of land. Containment efforts involve 337 resources, including 14 crews, 10 engines, and 2 helicopters.
Researchers found mangrove rivulus jumps with greater force on land than largemouth bass, utilizing horizontal and vertical movements. The rivulus's 'tail flip' technique allows it to efficiently locate food, avoid predators, and escape poor water conditions.
Increasing crop water productivity could feed an additional 110 million people while meeting domestic water demands of nearly 1.4 billion, according to a new study. The research team analyzed 16 staple crops globally, identifying opportunities for improving trade-off between food and water.
Janet Vail, an associate research scientist at AWRI since 1990, is being recognized for her public outreach and education efforts on Great Lakes issues. She has led several tours and organized conferences to raise awareness and support for Great Lakes protection.
Researchers at Columbia University developed a method to map evaporation globally using weather stations, enabling scientists to evaluate water resource management and assess recent trends. The technique uses air temperature and humidity measurements to obtain daily evaporation rates.
A National Research Council expert panel recommends creating a large building performance database to improve the knowledge base about high-performance buildings. The study suggests that measuring energy and water use can help identify cost-effective sustainable practices, but more scientific study is needed to justify environmental ou...
Research found that park amenities in lower-income neighborhoods are often lacking, with more basketball courts and fewer trails. Higher-income areas tend to have more aesthetic features like water features or decorative landscaping, while middle-class areas have a mix of both.
A new study assesses global land and water grabbing, revealing its impact on food security in impoverished countries and the environment. The phenomenon has intensified due to rising world food prices, with Africa and Asia accounting for most grabbed area.
Justin Huntington, a Desert Research Institute assistant research professor, has been selected to join the National Science Team supporting the new Landsat Data Continuity Mission Satellite. The team will focus on developing and enhancing Landsat derived evapotranspiration and surface energy products.
A study by Penn State researchers has found high levels of ancient brines in Marcellus flowback water, which are consistent with brines formed during the Paleozoic era. The study highlights the importance of proper disposal and re-use of fracking fluids to prevent environmental contamination.
Researchers propose that cities link together to create a network of sustainable cities, analyzing how resources consumed within a city are sourced and transported. This approach aims to provide long-term resource security for cities while contributing to planetary stewardship.
Red swamp crayfish, an invasive species introduced to enhance fisheries in East Africa, has been found to adapt and survive on terrestrial plants when water levels are low. This discovery highlights the species' incredible resilience and potential for further ecological damage.
Researchers at Arizona State University are developing a game-changing approach for drought monitoring using satellite detection and hydrologic models. The project aims to provide timely detection of drought events with high accuracy, enabling proactive decision-making for national water managers, irrigation districts, and policymakers.
The University of Bristol scientists developed a technique to calibrate six Amazon gauges using ICESat elevation data, correcting large discrepancies in water levels. This method enables researchers to accurately estimate water levels and river slope, crucial for understanding the exchange of water with floodplains and other processes.
Climate change is projected to put strain on global groundwater resources as precipitation decreases and people turn to groundwater for water needs. The UN-sponsored research emphasizes the importance of regulating and conserving non-renewable groundwater to ensure its sustainability.
The Thermal Infrared Sensor (TIRS) on the next Landsat satellite will detect Earth's temperature using quantum physics-based detector arrays. This technology enables accurate measurements of land and water usage, vital for managing Western US water consumption.
The Lyman Alpha Mapping Project detects water frost and high surface porosities in lunar permanently shadowed regions, challenging previous assumptions about its loss and accumulation. This finding adds to the understanding of the Moon's water resources and supports future exploration and potential permanent base considerations.
Researchers from the University of Southampton contributed to a major UN report on the world's land and water resources for food and agriculture. The report notes that global food production is projected to increase by 70% globally and nearly 100% in developing countries, putting pressure on agricultural systems.