Researchers at Hiroshima University have discovered a new non-radioactive compound that can be used to stain and image viruses in clear detail using TEM. The Preyssler-type phosphotungstate molecule is a good alternative to radioactive uranyl acetate, providing easy-to-use and stable results.
A team of scientists has developed a method to extract precious metals like gold and platinum-group metals from electronic waste using the Picasso pigment, Prussian blue. This technique shows promise in improving the recycling of valuable metals from nuclear and electronic wastes.
The study reveals that US landfilled plastic waste is worth $4.5-9.9 billion and has an embodied energy equivalent to 12% of industrial sector energy consumption. The researchers estimate 44 million metric tons of plastic waste in the US, highlighting the need for better recycling techniques.
A new study suggests that younger rocky exoplanets are more likely to support temperate climates due to the decay of radioactive isotopes. This critical heat source is necessary for a planet's mantle convection and surface volcanic degassing, which helps regulate climate.
Researchers developed an enzyme that can break down plastic waste in hours, making it a promising solution for the world's plastic problem. The enzyme, called FAST-PETase, has the potential to revolutionize recycling and reduce global landfill waste by billions of tons.
Researchers are developing radioconjugate drugs that combine radiation with a tumor-targeting agent to selectively kill cancer cells. Two approved drugs, Lutathera and Pluvicto, demonstrate the potential of this therapy, which could change the future of cancer treatment.
A new process has been developed to remove radioactive barium ions from nuclear wastewater, achieving high adsorption capacity and fast equilibrium adsorption time. The adsorbent uses a sulfonic acid group and exhibits excellent capture ability for barium due to strong acid-base and electrostatic interactions.
Researchers from NTU Singapore have developed a new method using pyrolysis to convert challenging plastic waste into hydrogen and carbon nanotubes. The converted energy could power up to 1,000 five-room apartments for a year.
Researchers at Rice University have developed a method to turn treated plastic waste into an effective carbon dioxide sorbent, capable of removing CO2 from flue gas streams. The process involves heating plastic waste in the presence of potassium acetate, producing particles with nanometer-scale pores that trap CO2 molecules.
Colorado State University researchers have developed a system that creates renewable energy while diverting waste from landfills, producing valuable products like sustainable aviation fuel and cleaning solvents. The ReSOURCE system can offset the carbon dioxide equivalent of 6.2 million cars a year.
A new recycling method using a low-cost, dip-coating process converts common plastic waste into highly functional materials. These materials can selectively separate oil/water mixtures and exhibit self-cleaning properties.
A new study suggests that the majority of ocean plastics are on the seafloor or difficult to monitor, with an estimated 540 million metric tons trapped on land. The research estimates that large plastics and microplastics account for only a small percentage of total ocean plastic waste.
Researchers have developed a sustainable methodology to utilize biomass waste for efficient remediation of antibiotic pollution. Fe-contaminated biomass waste ferns are used to synthesize highly active single atom catalysts, demonstrating an appealing strategy for pollutant control and other applications.
Researchers from Xi'an Jiaotong-Liverpool University provide valuable insights on managing C&D waste and reducing carbon emissions in building refurbishment projects. By upcycling generated waste, carbon emissions can be significantly reduced, with a potential reduction of around 40% compared to traditional practices.
Researchers at the University of Bath have developed a simple and rapid chemical recycling process for polycarbonates, breaking down plastic waste within 20 minutes at room temperature. The new process can convert waste into its chemical constituents, preserving product quality over an infinite number of cycles.
Swine waste lagoon construction dates have been established for the first time using satellite imagery, providing insights into their environmental impact. The study focused on North Carolina and found that approximately 16% of lagoons were already in place before 1987.
Rice University scientists have developed a method to extract rare earth elements from fly ash, bauxite residue, and electronic waste using flash Joule heating. This process improves yields and reduces the use of strong acids, making it a more sustainable solution for recycling these materials.
Researchers discovered unexpectedly high concentrations of artificial radionuclides in cryoconite samples from the Blaisen Glacier, linked to Chernobyl and nuclear testing. The presence of organic matter from lemming populations may contribute to higher radioactivity levels.
Researchers reassess radon's accuracy for tracing natural radioactive atoms in flowing groundwater. A new study reveals that the equilibrium assumption used in previous measurements may be flawed, throwing doubt on radon transfer rates.
The COVID-19 pandemic has significantly increased the generation of medical waste, with daily output surging from 200 tons to over 29,000 tons in September 2020. The study also highlights the need to update emergency medical waste treatment strategies and manage personal protective equipment waste effectively.
A new open-source tool called SwolfPy helps solid waste systems achieve environmental goals by assessing various options in one place. The tool identifies the range of best possible options for users, depending on their priorities.
A new study reveals that circular waste management systems can effectively reduce emissions of greenhouse gases and air pollutants, with the potential to eliminate open burning of waste by 2050. The researchers estimate that this could account for almost a quarter of global methane emissions.
A Spanish study has found that each patient undergoing anaesthesia generates up to 1kg of plastic waste, with plastic wrappers being the most common item. The study suggests that up to 60% of this waste could be recycled and highlights the need for improved waste management strategies.
Researchers detected emerging synthetic antioxidants in e-waste recycling dust, including hindered phenol and sulfur antioxidants. The study highlights the need for further research on their environmental behaviors and toxicities.
Researchers at NTU Singapore have developed a new use for e-waste plastics by repurposing them as an alternative to laboratory cell culture containers. The team found that over 95% of human stem cells seeded on e-waste plastics remained healthy after a week, comparable to cells grown on conventional plates.
Researchers used NMR analysis to determine lipid content in organic waste, achieving higher accuracy and speed than Soxhlet method. The new technique is faster, more accurate, and environmentally friendly, paving the way for improved anaerobic digestion processes.
A new research study has provided a better understanding of how cells remove damaged proteins through a process similar to waste collection. The study found that an enzyme called DegP is activated by high temperatures, neutralizing harmful proteins and maintaining cellular health.
Researchers from Brazil and international collaborators demonstrate the conversion of low-cost waste biomass into bioplastic, electronic devices, and other high-value materials. The study highlights the potential of this approach to address global waste management challenges and promote a circular economy.
The report reveals that electronic waste generated in the region rose by 50% between 2010 and 2019, with only 3.2% collected and safely managed. The regional e-waste total jumped from 1.7 Mt to 2.5 Mt, with Russia generating the most e-waste.
Scientists at the University of Bath have developed a new method for synthesizing primary amines, used in over half of all pharmaceuticals, significantly reducing energy usage and chemical waste. This breakthrough aims to speed up drug discovery by making it easier to synthesize new chemical structures for testing.
The £3.6 million equipment will enable researchers to measure trace levels of radioactive elements, particularly actinides, in samples from UK nuclear facilities and natural environments.
A new study projects that more than eight million tons of pandemic-associated plastic waste have been generated globally, with over 25,000 tons entering the global ocean. The research highlights the need for improved medical waste management in developing countries and calls for global action to reduce plastic pollution.
Researchers examine how heat affects salt and brine in underground tests to refine computer models and inform policymakers about spent nuclear fuel disposal. The understanding gained will help assess the viability of salt beds as a safe storage option for radioactive waste.
Researchers at California State Polytechnic University use catalytic pyrolysis to upcycle plastic waste into a valuable fuel source. The process converts primary organic waste into a sustainable fuel or other valuable chemicals.
A recent study from Penn State and Lawrence Livermore National Laboratory has discovered a natural protein called lanmodulin that can recover and purify radioactive metals like actinium. The protein-based approach simplifies the purification process, reduces costs, and enables the production of higher-purity actinium.
The COVID-19 pandemic has exacerbated plastic pollution, with global waste generation increasing by twice the amount in 2020 compared to 2019. To address this issue, researchers advocate for a transition to novel sustainable practices and technologies, including biodegradable plastics and efficient recycling processes.
A new process recovers rhodium, palladium, gold and silver from electronic waste in seconds, producing a byproduct clean enough for agricultural land. The flash Joule heating method uses significantly less energy than traditional lab methods, making it an environmentally friendly alternative.
The Army has pledged $5.2 million to Rice University's research on flash Joule heating, a process that turns waste into graphene and other valuable materials. The technology can recover precious metals from electronic waste and toxic metals from contaminated soil.
Researchers at RMIT University have developed a clean and cost-effective way to upcycle used plastic into high-value products such as carbon nanotubes and clean liquid fuel. The two-step process converts organic waste into charcoal, which is then used as a catalyst to upcycle the plastic.
A new project at Lehigh University aims to improve waste-to-energy conversion processes using AI and spectroscopy. The team will develop a rapid detection and analysis system for municipal solid waste streams, enabling real-time characterization and process control.
Researchers at Lancaster University have developed a new method to generate renewable biofuel additives from organic waste using nuclear radiation. This process could help increase the proportion of petrol with renewable content from 5% to 20% by 2030, reducing carbon emissions and tackling climate change.
A new framework from Cornell University's Fengqi You and Xiang Zhao provides a comprehensive analysis of the environmental impacts of plastic waste chemical recycling. The framework quantifies climate change and human toxicity, offering insights into optimal technologies and market dynamics.
A recent study employs machine learning to guide the design of novel materials for CO2 capture, identifying elemental composition and textural properties as key factors. The research team's findings suggest prioritizing adsorption parameters and surface area optimization for high CO2 adsorption efficiency.
A longitudinal study by SMU and the Ministry of Sustainability and Environment aims to quantify and qualify the impact of the Extended Producer Responsibility (EPR) framework. The five-year study will examine the effects on recycling rates, waste reduction, and economic benefits in Singapore.
A UMD researcher has been awarded a $6 million grant from the US Department of Energy to create sustainable products like biofuels and bioplastics from food waste. The project aims to understand waste sources, characterize municipal solid waste, and produce renewable resources.
Researchers have identified a new transport pathway for cellular waste that passes through the cell nucleus's membrane, allowing damaged proteins to be removed from the genome. This discovery has potential implications for treating cancers and neurodegenerative diseases.
A new study characterizes human urine-derived nutrients for sustainable agriculture, revealing three supply-demand typologies across the globe. Countries with co-located supply-demand, like India and Uganda, can reuse nutrients locally, while dislocated countries, such as the US and Australia, need concentrated fertilizer production.
The Basque Country has significant potential for recovering and reusing industrial waste heat, with Bizkaia province showing the highest concentration. The research found that 90% of companies with waste heat temperatures above 400°C can recover their investment within five years.
A recent study sheds light on the formation of planetary systems like our own, suggesting that nearby supernovas may have contaminated gas with radioactive material. The researchers found a 59% chance that the enrichment process in Ophiuchus star-forming region is due to supernovas.
Heavy rainfall accelerates radiocesium leaching from forest litter, increasing dissolved cesium in stream water. The study suggests that expansion of the contact area between water and litter due to groundwater table rise is the main factor.
Scientists develop novel technology to recover multiple metals from various types of industrial waste using carbothermal reduction, reducing costs and enhancing sustainability. The approach also allows mixing different waste streams, enabling processing of large amounts of waste.
A new MIT study estimates that disposable N95 masks generate up to 84 million kilograms of waste during the first six months of a pandemic, equivalent to 252 Boeing 747 airplanes. Reusable silicone masks could reduce this waste by 80-90%.
Researchers at the University of Tennessee Institute of Agriculture are investigating consumer and retailer attitudes toward food loss and waste reduction programs. The study aims to provide recommendations for future voluntary food loss and waste reduction programs, which could help reduce US food waste by 50% by 2030.
Researchers at Aalto University have successfully created heavy fermions in graphene, a non-radioactive alternative to rare-earth compounds. This discovery could pave the way for sustainable exploitation of heavy fermion physics in quantum technologies.
Physicists at MIT have successfully measured a neutron's tiny effect in a radioactive molecule, revealing small nuclear effects and providing a chance to search for subtle symmetry violations related to dark matter and the Big Bang. The team used heavy radioactive molecules with extreme sensitivity to nuclear phenomena.
A new study finds that the decline of US landfills and state bans on organic waste disposal have created a need for alternative pathways for food waste. Researchers evaluated five options, including anaerobic digestion, composting, incineration, and hydrothermal liquefaction.
A Japanese research team has developed a technique to extract cellulose nanofibers from hop stems, reducing agricultural waste in the beer industry. The researchers used a simplified process that eliminates lignin and hemicellulose removal, yielding CNFs with a median width of about 2 nanometers.
A study by Research Institute for Sustainability reveals that barriers to reducing plastic packaging consumption include habits, lack of knowledge, hygiene concerns, and economic factors. To achieve zero-waste shopping, cultural and infrastructural changes are necessary, including making alternative options more affordable and convenient.
A new recycling robot will use AI and computer vision to sort recyclable waste, separating soft plastics from other materials. The system aims to drastically increase soft plastic recycling in Australia, diverting millions of tonnes of waste from landfills.
A new framework analyzes dishonest end-of-life electronics management and finds that making recycling more profitable is key to preventing fraudulent practices. The researchers suggest targeted subsidies, higher penalties, and blockchain-based supervision as potential solutions.