Articles tagged with Environmental Engineering
Researchers have found high levels of methyl mercury in wastewater from dental clinics and offices, which can become a potent neurotoxin when exposed to sulfate-reducing bacteria. The study estimates that up to 11 pounds of methyl mercury could be entering the US public water supply each year.
Researchers developed a bioinformatics technology that analyzed more than 14 million microbial and viral sequences, revealing distinctive metabolic profiles among viral metagenomes. This discovery has the potential to answer questions about viral dynamics in diseases like cystic fibrosis.
Researchers at UW are testing a pilot project involving dozens of volunteers wearing electronic tags to track their location and belongings in the six-story building. The study aims to explore the benefits and drawbacks of RFID technology, including data privacy and personal space concerns.
Jacobo Bielak has been awarded $1.6 million from the NSF PetaApps program to develop advanced earthquake computer simulations that can improve disaster planning and preparation. The new grant will enable the creation of three-dimensional models simulating how earthquakes impact buildings, bridges, and other critical urban infrastructures.
Ted Nordhaus and Michael Shellenberger's book Break Through: From the Death of Environmentalism to the Politics of Possibility challenges traditional environmentalist views. The authors argue that green activists should recognize the potential of economic development and technological innovation to help overcome ecological crises.
A study by Indiana University researchers found Dechlorane Plus, a chlorinated flame retardant, in tree bark across the northeastern US, with highest concentrations near the Niagara Falls factory. Tree bark can serve as a natural passive sampling device to detect airborne chemicals.
Scientists are uncertain about nanotechnology's health and environmental implications, with concerns about pollution, new health problems, and job losses outweighing benefits. The disconnect between scientific understanding and public perception hinders informed discussion and policy.
Scientists use NASA satellites to monitor environmental changes, predicting infectious disease outbreaks like Ebola, West Nile virus, and Rift Valley Fever. Malaria surveillance also benefits from this technology, providing public health organizations with increased warning time to respond to outbreaks.
Researchers aim to create a new technology that stabilizes soil for road construction, improving the environment and cellulosic ethanol industry. Soil conditions in Iowa often require mixing chemicals to improve strength, but current practices have limitations.
A recent study by Benjamin Sovacool recommends transitioning away from centralized coal and nuclear plants to small-scale decentralized generation technologies for a more sustainable energy sector. These alternatives are found to be feasible, affordable, environmentally friendly, reliable, and secure.
Revolymer's Clean Gum boasts great taste, easy removal, and potential for environmental degradation. The technology uses an amphiphilic polymer to alter interfacial properties, making it less adhesive to common surfaces.
The Institution of Chemical Engineers (IChemE) has chosen Elsevier as its publishing partner, starting in January 2008. The partnership will enable early publication of articles in press and improve accessibility for authors, editors, and the academic community.
Interactions between ozone and body oils can lead to the formation of chemical byproducts that worsen nasal irritation, headaches, and other air traveler complaints. The study suggests simple steps like installing ozone-destroying catalysts can help reduce these byproducts in aircraft and buildings.
Researchers at UCR will develop inexpensive badges for monitoring diesel and gasoline exhaust exposure in real-time, using nanotechnology. The project aims to better understand the role of environmental factors in diseases such as diabetes and Alzheimer's disease.
Researchers at University of Pennsylvania devise nanoscale system to observe how individual cells react to external forces. The study shows that cells respond to outside forces and demonstrate a remote response from the cell’s internal forces., The findings prove useful for understanding tissue growth, function, and disease.
Carnegie Mellon researchers find that liquefied natural gas (LNG) imports could have 35% higher lifecycle greenhouse gas emissions than coal. The study urges caution against investing in LNG infrastructure, highlighting the need for analysis of indirect implications and conservation measures.
Researchers have measured concentrations of polybrominated diphenylethers (PBDEs) in human blood serum, cod liver oil, and house dust using NIST's Standard Reference Materials (SRMs). The results provide a better understanding of the source and degree of PBDE contamination in humans and the environment.
A team from RIT and UR is developing a detector that can withstand harsh radiation environments in space, enabling the capture of images from every wavelength in the electromagnetic spectrum.
NASA provided critical soil moisture data for affected areas, enabling emergency response teams to track flash flooding and stage rescue efforts. The sensor's detailed maps helped officials predict future flooding risks and avoid casualties.
Cornell researchers partner with Gene Network Sciences to create computer models of Dehalococcoides ethenogenes, a key player in cleaning toxic waste. The team aims to improve conditions for the bacteria, which sometimes struggle at cleanup sites.
The AmIVital project aims to develop specific ready-to-use products and a technological platform for remote assistance using intelligent devices, biosensors, and multimodal interfaces. The project will benefit 21.6% of the world's population aged 65+, with a focus on elderly and disabled people.
Researchers at Harvard University found that Beijing's traffic restrictions in November reduced NOx emissions by 40% and traffic by 30%. The study suggests that similar efforts could lead to significant changes in air quality during the 2008 Summer Olympic Games.
The UCSD initiative aims to keep middle school girls engaged in STEM fields by providing hands-on learning experiences, such as measuring air quality and analyzing solar radiation. The project also develops a multi-player online science challenge game designed specifically for girls, addressing the critical leak in the talent pipeline.
Researchers at Georgia Tech found that multiwalled carbon nanotubes (MWNTs) remain suspended for over a month when mixed with natural organic matter in water, making them more likely to be transported in the environment. The study highlights the need to study nanomaterials' environmental impact before commercial applications.
Dr. Liana Talaue-McManus and Dr. John W. McManus, researchers at the University of Miami Rosenstiel School, were named Associates of the World Technology Network for their innovative work in marine science and technology.
The University of Vermont is introducing a new systems education project to reform its engineering curriculum, emphasizing the connection between traffic and social, environmental, and economic factors. The project aims to equip students with skills to analyze complex problems and provide solutions that consider multiple perspectives.
The Georgia Guidebook for Pedestrian Planning provides a vision, goals, and objectives for pedestrian planning in the state. The guidebook aims to enhance safety, create seamless integration of pedestrian facilities, and encourage a pedestrian-friendly environment.
Researchers are creating a computer-based program to evaluate the impact of environmental policies on the auto industry and consumer behavior. The five-year study will build and link computer models to understand the response of consumers and producers to policy decisions and their environmental impact.
Science journalists struggle to find good-quality images and researchers who can explain complex scientific concepts in an understandable way. They also face challenges judging the trustworthiness of research, dealing with hype, and obtaining multimedia materials to convey scientific ideas.
A new study by American Chemical Society researchers predicts that landfill burial will not release toxic chemicals, alleviating concerns about contaminated building debris. The computer model used a combination of organic material and chemical warfare agent data to simulate landfill behavior.
A recent study found that microorganisms can degrade relatively stable forms of polybrominated diphenyl ethers (PBDEs), making them more toxic. This process could render current and planned bans of the most toxic forms of PBDEs ineffective, scientists warn.
Martin Harmer, a renowned expert in nanotechnology research, has been awarded the Humboldt Award for his groundbreaking work on electronic ceramics. He will collaborate with top researchers from Germany to develop novel transparent materials and nanomaterials with multi-functional properties.
Karl Lewis, a renowned Pitt engineering professor, will receive the Lifetime Achievement Award at the NSBE Pittsburgh convention. He is recognized for his extensive contributions to engineering and science, including education programs that have educated hundreds of successful Black engineers.
A special strain of soil bacterium Pseudomonas putida converts polystyrene foam into a biodegradable plastic called PHA, which can be used in medicine and disposable items. The process might also be used to convert other types of discarded plastics into PHA, reducing plastic waste.
PlasmaSol developed Capillary Discharge Non-Thermal Plasma technology at Stevens, which has large market potential in environmental applications. The company secured major contracts with the US Army and NASA after conducting a marketability study.
Researchers are developing intelligent systems to monitor seniors' daily lives and detect changes in health. The ORCATECH center is creating technologies for in-home monitoring of mobility, cognition, and medication management.
Rensselaer Polytechnic Institute is partnering with the National Center for Supercomputing Applications to lead a national environmental monitoring capability. The CLEANER project aims to develop technology and infrastructure for effective prediction of environmental changes.
The recipient of the prestigious MacArthur Fellowship will be announced on September 20. The winner, a talented individual in the field of laser technology, will receive a $500,000 grant with no conditions or restrictions.
Researchers have created new stain-resistant coatings that use novel short-chain fluorocarbons, reducing the environmental impact of PFOA. The compounds perform as well as conventional coatings and have been filed for patent, offering a potential solution to reduce PFOA in environments.
PNNL's ecological dock design reduces harm to nearshore marine life, while a new system tracks juvenile salmon behavior, aiding restoration of critical habitats. The lab also developed a cost-effective nanomaterial to remove mercury from industrial wastes, significantly reducing production costs.
Researchers gather stories from two communities in Essex to understand people's assumptions and values on environmental risks. The study aims to give more insight into the social, cultural and local factors that influence attitudes towards technological risks.
The NIST/EPA study found frequent instances of underventilation and overventilation in US buildings, leading to poor air quality and occupant discomfort. Regular maintenance checks are urged to address these issues.
A new study by NIST/EPA finds high concentrations of PBDEs in household dust, suggesting a primary source of exposure for humans. Small children are at highest risk due to their tendency to put hands and toys in their mouths.
The INEEL-designed Munitions Assessment System processes drums containing multiple chemical munitions, using digital radiography and computed tomography to identify chemical fill. The system also includes portable isotopic neutron spectroscopy for accurate chemical analysis.
The Global Technology Confidence Index post-election survey found that US tech firms are optimistic about the re-election of President Bush, with over half believing it will benefit their industry. The report also revealed mixed views on business and technology confidence, with some regions experiencing a sharp decline in optimism.
Dr. Boswell is recognized for his achievements in civil and environmental engineering projects, including the Secaucus Interchange and Southern New Jersey Light Rail Transit System. He has also received numerous awards for his community service and entrepreneurial endeavors.
The Global Technology Confidence Index fell back to its lowest level for a year, with Japan and Europe experiencing significant downturns. In contrast, China's business confidence index showed an upward trend, indicating a surge in sales growth.
Researchers have successfully grown ultralong carbon nanotubes that exhibit superior electrical properties to copper, a world record for nano-materials of this length. The discovery paves the way for innovative applications in supercomputers and healthcare.
The Geologic and Environmental Probe System (GEOPS) is an innovative technology that allows scientists to directly measure hazardous chemicals in the soil. By inserting the probe into the ground without disturbing the surrounding soil, researchers can gather accurate data quickly and efficiently, saving time and money.
A US team of biomedical engineering students from Johns Hopkins University has won a British biotech business plan competition. The team presented their idea for an automated retina imaging device to a panel of judges in Edinburgh, Scotland, and was selected as one of the top four teams representing North America.
Researchers from UMaine and China collaborate on a joint expedition to study atmospheric circulation and global warming. They successfully melted an 87-meter ice core using a device built at UMaine, shedding light on changes in the region's climate.
Loewen, an INEEL scientist, has been selected for a congressional fellowship to share his knowledge of nuclear science and technology with a member of Congress. The fellowship aims to bring a knowledgeable view of nuclear matters to Congress and provide a resource for Congress in science and engineering.
Researchers found that UV light combined with certain coatings can lower cell adhesion by 15-50% on glass and metal-oxide coated surfaces, reducing bacterial contamination. Higher intensity light is more effective than lower intensity UV light in preventing biofouling.
Researchers find that pocket gophers' underground activities increase plant diversity and productivity by loosening soil and aerating it. This discovery has implications for restoring native habitats in California.
A recent MIT study explores the effects of terrorism on global supply chains, highlighting the importance of vulnerability maps and flexible supply chains in minimizing disruption. The research also emphasizes the need for corporate cultures to prioritize communication and security.
The new center aims to develop scientific principles for nanoscale materials and integrate them into larger systems. It will provide researchers with state-of-the-art capabilities to explore, fabricate, and study nanoscale materials.
Penn State's new thermoacoustic chiller uses helium gas to keep ice cream in delicious condition without damaging the atmosphere. The technology has potential for widespread use in applications where chemical refrigeration is difficult or banned due to global warming.
A study by Andrea Ferro found that common household activities like dusting, vacuuming, and even walking around can resuspend house dust, increasing exposure to particulate pollution. This can aggravate health problems like asthma and decrease lung functioning.
The device captures aerosol particles with an electrical field, charging and trapping them to destroy bioagents. Smart nanoparticles catalyze oxidation to completely deactivate organisms.
Stanford University researchers use video cameras to capture daily activities of healthy children in various environments. By analyzing these recordings, they create detailed models of how children ingest or become exposed to substances like lead and pesticides. This approach allows for the collection of tens of thousands of data point...