Articles tagged with Environmental Engineering
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Hot water recirculating systems touted as environmentally friendly actually use more energy and water than traditional systems, according to Virginia Tech researchers. The study found that these systems can require up to double the energy of conventional systems, increasing consumer bills.
A study found that environmental labels can discourage conservative shoppers from purchasing energy-efficient products, instead promoting financial incentives and energy independence. The research suggests that a tailored message is needed to reach different market segments.
Using grocery delivery services can significantly reduce carbon dioxide emissions, with trucks producing 20-75% less CO2 than personal vehicles driven to and from stores. Clustering customers together also leads to significant savings for companies, with up to 90% less emissions.
Heavy rains in the Midwest have increased significantly over the past 60 years, according to a study published by the University of Iowa. The research suggests that rising surface temperatures are contributing to this trend, as warmer air can absorb more water vapor, leading to an increase in precipitation.
Researchers in India have developed a filter system using the medicinal herb Tridax procumbens to remove fluoride from drinking water. The technology can reduce fluoride levels by up to 98% in just three hours, making it a promising approach for defluoridation.
Scientists report new estimates that downgrade additional land available for biofuel production by nearly 80%. The revised estimates suggest 140 million-2.6 billion acres of land can be cultivated for biofuels, compared to previous estimates of 800 million-3.5 billion acres.
The NSERC Canadian Network for Aquatic Ecosystems will inform decisions on Canada's wetlands, lakes and rivers with a $4.4 million funding boost. Researchers will focus on the economic value of nature's goods and services.
A new study recommends using air curtains and cooling layers to preserve China's Terracotta Warriors and other historic relics. The measures aim to prevent environmental degradation and protect the over 1,500 relics in large museums like the Qin Terracotta Museum, which attracts over 5 million visitors annually.
Soft Robotics is a peer-reviewed journal dedicated to the science and engineering of soft materials in mobile machines. The journal covers topics such as device development, flexible electronics, and control and simulation of highly deformable structures.
A superabsorbent material can recover up to 5 gallons of crude oil per pound and is strong enough for collection and transportation. The material transforms an oil spill into a soft gel that can be converted back into refined oil, providing a cost-effective solution to reduce environmental impacts.
The University of Notre Dame has received a $599,931 EPA grant to develop early detection technology for invasive species using environmental DNA. The research will test the efficacy of this method across diverse groups of high-risk invasive species, including mussels, snails, crayfish, and plants.
GEKO NavSat has developed innovative technological solutions and products using advanced satellite navigation technologies, improving forest fire investigation methods. The company's social commitment includes creating lines of application for people with special needs, such as a guiding project for the blind.
The Canadian government's plan to discontinue the Experimental Lakes Area (ELA) has sparked widespread concern among scientists. The ELA, comprising 58 freshwater lakes in Ontario, Canada, has yielded significant insights into water pollution and climate change over nearly 40 years.
Insignia Technologies, formed by the merger of Insigniapack and Novas Technologies, will exploit design expertise to create smart packaging labels initially in the food sector, expanding into other areas. The company's patented smart pigment technology aims to reduce waste and environmental impact.
Ecologists warn of potential unintended consequences of genetically engineered algae for biofuel production. Researchers argue for independent studies and adequate funding to explore potential risks, including survival in the wild, hybridization, and ecosystem disruption.
A new study has detected BPS, a BPA substitute, in thermal paper receipts and many other products. The researchers analyzed 16 types of paper from the US, Japan, Korea, and Vietnam, finding BPS in all receipt papers and 87% of currency samples.
A University of Miami-led study found that wind-induced surface drift significantly influenced the displacement of oil in the Gulf of Mexico during the Deepwater Horizon spill. The simulation results correctly predicted the final destination of the oil along the Northern Gulf coastline, matching observations.
Researchers at the University of Michigan successfully tested a lab-on-a-chip technology to detect low levels of trichloroethylene in homes near Hill Air Force Base. The device, tailored to detect any contaminants, has potential applications for industrial chemicals, cancer biomarkers, and explosives detection.
Research on nano-pesticides is crucial for understanding their fate and toxicity, as well as assessing potential benefits and drawbacks. The development of new pesticides products based on nanotechnology holds promise for reducing environmental contamination, but concerns about human health risks persist.
A recent study found that people prioritize features like fuel efficiency and time-saving over reduced smoke emissions when considering new cookstoves. The researchers suggest that health education and social marketing approaches may not be effective in changing user behavior.
Scientists have developed a fast and easy method to detect and identify single spores of seven common types of mold using Raman microspectroscopy. The new technique involves collecting air samples on aluminum foil and analyzing the spores for potential contamination in homes and buildings.
A new study found that emissions from cookstoves are highly dependent on how they are used, and laboratory tests do not accurately reflect real-world operations. The research team developed a real-time analysis technique called Patterns of Real-Time Emissions Data (PaRTED) to measure emissions under different operating conditions.
Researchers at Michigan Technological University have discovered that adding nanoclays to asphalt materials can stiffen the mixture, potentially preventing rutting. The study found that even tiny amounts of nanoclays can improve the viscosity of the asphalt, providing better stiffness and durability.
A new study establishes reference levels for beach sand contaminated with disease-causing bacteria, helping health departments determine when it's too risky for children and others. The research used computer simulations and measurements of microbes at California and Florida beaches.
A partnership between DyStar and RedElec Technologie may improve the environmental profile of indigo dyeing by eliminating sodium hydrosulfite. The new process aims to reduce waste and stop a water pollution problem at its source.
A recent study found that some 'improved cookstoves' (ICs) may emit more black carbon particles than traditional mud stoves or open-cook fires. This raises concerns about the effectiveness of ICs as a clean cooking solution in developing countries.
Researchers have successfully developed a new type of environment-friendly piezoelectric material with giant piezoresponse, using small-ion-doped ZnO. The new material shows promising potential for replacing lead-based piezoelectric materials, which are highly toxic and can contaminate environments.
Researchers at MIT and Harvard University have developed the 'buckliball,' a hollow spherical object that collapses reversibly when air is sucked out, exhibiting cooperative buckling behavior. This design has the potential for widespread applications in structures, materials, and toys.
A study published in Environmental Science & Technology reveals that seeds coated with neonicotinoid insecticides cause widespread deaths of honeybees. The researchers found that even modified machines designed to reduce seed fragmentation still led to bee fatalities, highlighting the need for innovative solutions.
Scientists used satellites to measure nitrogen dioxide and sulfur dioxide emissions from oil sands mining in Alberta, Canada. The levels of these pollutants are comparable to those over a large power plant or medium-sized cities.
A new study by Mark Collard at the AAAS conference links climate change to human evolution by analyzing the impact of environmental variation on food-gathering tools. The research suggests that harsh environments led to more complex tool use, which can be used as a proxy for tracking climate change's impact on human evolution.
A new study finds arsenic to be the most critical metal, followed by silver and selenium, in sustaining modern technology. The research highlights the need for corporations and nations to identify their unique set of critical materials and stabilize supply chains.
A new study by Stanford researchers found that decreasing the time spent walking to fetch clean water can help reduce under-five mortality rates and prevent nutrition-depleting diarrhea. Cutting walking time by just 15 minutes can lead to an 11% reduction in child mortality and a 41% decrease in diarrhea prevalence.
Researchers have developed a novel technology platform that enables viewing of biological processes in dynamic, life-sustaining liquid environments. This innovation allows for high-resolution imaging of cancer cells and other macromolecules, providing new targets for drug therapy.
A recent study by Michael McClean and colleagues reveals a strong link between PFC levels in office air and blood concentrations, suggesting offices as an important exposure environment. The findings also indicate that workers in newly renovated buildings receive higher doses of PFCs.
A new backboard cover, Board Armor, has been developed to reduce infection rates in patients and save valuable emergency response time. The synthetic material disposable cover prevents bodily fluids from contaminating the backboard and eliminates the need for cleaning between uses.
The Office of Naval Research has selected 12 winners from over 125 entries in its Sponsoring Scholars in Science challenge, with grants worth up to $100,000. The finalists will implement hands-on STEM projects, such as renewable energy systems and underwater energy harvesting technologies.
A new study reveals that humans have released 385,000 tons of mercury into the environment over the past 5,000 years, with emissions peaking in the late 1800s and rising again due to increased coal use. The research challenges the notion of declining mercury emissions.
A multi-national team, including USC scientists, found that indoor pollution has been drastically reduced at the church housing the famous painting by 88 and 94 percent. However, fatty lipids from visitors' skin still pose a threat of soiling on the Last Supper, despite strict visitor access regulations.
Researchers at Arizona State University are working on a project to improve the performance of technology in extreme environments, supported by a $1.7 million grant from the Defense Threat Reduction Agency. The team is focusing on specialized materials that can withstand high radiation and extreme temperatures.
A Virginia Tech research team has created a microelectromechanical system to detect trace amounts of toxins in breath on the parts per billion scale. The study aims to monitor patient exhaled breath to identify and quantify environmental exposure risks, providing valuable data for limiting harmful contaminant exposure.
A new invention by Michigan State University professor Syed Hashsham enables the instant identification of plant diseases using a low-cost handheld device. This technology uses genetic analysis and can identify pathogens, their genotype, and amount in under 30 minutes, speeding up treatments and preventing pathogen spread.
Research finds 94% of thermal cash register receipts contain BPA, contaminating paper products such as napkins and food packaging. The recycling process is a significant source of BPA exposure, contributing to up to 33.5 tons of BPA in the environment annually.
Scientists at University of California, Riverside, are conducting a two-year study on hybrid bulldozer and excavator emission reduction benefits. The project aims to establish the methodology for comparing hybrid vehicles under varied conditions and may inform a hybrid incentive program.
Black carbon particles emitted from human activities contribute to climate change by affecting air quality and public health. Dr. Akua Asa-Awuku will investigate the interactions between clouds and aerosols using the world's largest indoor atmospheric chamber.
Researchers at UC Berkeley found that ending the hybrid car program in California's carpool lanes slowed traffic for all drivers, not just hybrids. The study showed that moving hybrids out of carpool lanes increased congestion in adjacent lanes and reduced overall traffic speed.
A new study uses exhaled breath to detect exposure to potentially toxic substances in workplaces and environments. The technology is non-invasive, quick, and inexpensive, with hand-held equipment that can detect minute amounts of substances.
The Stevens team uses holographic lithography to create uniform arrays of metallic nanostructures, enabling the production of high-quality, large-scale plasmonic nanogap arrays. This breakthrough technique reduces costs and infrastructure, paving the way for applications in miniaturized photonic circuits and ultrasensitive sensing.
Researchers at University of California, Riverside are developing a comprehensive driver feedback technology to cut fuel consumption and emissions. The project aims to achieve fuel savings of up to 30%, leveraging existing technology and integrating features like trip planning, improved driving efficiency, and periodic reporting.
Researchers report that people over age 50 tend to miss the metallic taste of iron in water, even at levels above EPA thresholds. This decline in taste perception raises health concerns for older adults who may be at increased risk for conditions like Alzheimer's disease and other age-related issues.
A new study finds that paper money from around the world contains bisphenol A, a potentially toxic substance. The amounts of BPA on currency are higher than in house dust, but human intake is lower due to dermal absorption.
The Geological Society of America recognizes Paul F. Hoffman, Susan L. Brantley, Jasper A. Vrugt, Naomi E. Levin, A. Wesley Ward, Scott F. Burns, Richard C. Berg, and Brendan Murphy for their exceptional contributions to geology, hydrogeology, paleoclimate, and public service.
A new study finds that large river discharges carrying nutrients contribute to increased phytoplankton blooms, which in turn lead to cholera outbreaks. The research analyzed data from four major river basins and suggests that predicting global warming's impact on cholera will be more complicated than initially thought.
Researchers use computerized 3-D models to estimate plant yield based on measurable attributes, enabling rapid and accurate prediction of large numbers of plants' potential yields. The project aims to improve Australian agriculture's efficiency and competitiveness by producing more food for a growing population.
New research controls stem cell development to direct desired cell types, enabling efficient diagnostics and regenerative medicine therapies. The study's findings could be used to develop manufacturing procedures for producing large quantities of stem cells.
Research found that recyclable cardboard can transfer harmful mineral oils to food, even if the cardboard is used for corrugated boxes and not directly in contact with food. The study suggests that alternative solutions, such as using fresh fibre paperboard or introducing functional barriers, are needed to address this issue.
Researchers at the European Centre for the Environment and Human Health found that virtual environments can promote improved human health and wellbeing. The development of accurate simulations has been shown to be beneficial for individuals with infirmity or other limitations, but not a substitute for real-world nature interaction.
A University of Washington psychologist argues that humans need exposure to the natural world for physical and psychological well-being. Studies show that technological substitutes for nature are better than none but not as good as real outdoors.
An Iowa State University engineer studied the devastating impact of a February earthquake in Christchurch, New Zealand, which killed over 160 people. The research highlighted the importance of regular building shape and structure symmetry in resisting earthquakes.
The Office of Naval Research has selected 10 finalists for its Chief of Naval Research Challenge, offering each a $100,000 research grant. The recipients will apply the funds to their research areas, addressing various naval forces challenges.