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Regulating forever chemicals

Climate change policy has finally reached the center of the political agenda as President Biden and other world leaders prepare to discuss how the planet can collectively mitigate this grave threat. There are many other issues of environmental sustai.....»»

Category: topSource:  physorgOct 25th, 2021

New parameter enhances insights into the evolution of mantle"s redox states

The oxygen fugacity (fO2) of the mantle controls the speciation and mobility of volatiles within it, influencing the composition of volatiles released during mantle-derived magmatic activity, and thereby regulating the composition of the atmosphere......»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

Chemical cocktail from plastics: Pilot study describes degradation and leaching process of plastic consumer products

Plastic waste in rivers and oceans is constantly releasing chemicals into the water. Until now, it was unknown how large these quantities are and which substances are released particularly strongly. In the large-scale P-LEACH project, experts from fo.....»»

Category: topSource:  theglobeandmailRelated NewsAug 12th, 2024

Austria finds chemicals in house of suspected Taylor Swift concert attack plotter

Austria finds chemicals in house of suspected Taylor Swift concert attack plotter.....»»

Category: topSource:  theglobeandmailRelated NewsAug 8th, 2024

Scientists use carbon isotopes to track "forever chemicals"

Organofluorine compounds—sometimes called "forever chemicals"—are increasingly turning up in our drinking water, oceans and even human blood, posing a potential threat to the environment and human health......»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

Chemical and transportation industries could boost with new catalyst coating

Coupling electrochemical conversion of the greenhouse gas CO2 with renewable electricity sources—such as solar and wind—promises green production of high-demand chemicals and transportation fuels. Carbon dioxide coupling products such as ethylene.....»»

Category: topSource:  pcmagRelated NewsAug 1st, 2024

Health-threat "forever chemicals" removed from water with 3D-printed ceramic ink

Engineers have invented a new way to remove health-harming 'forever chemicals' from water—using 3D printing......»»

Category: topSource:  physorgRelated NewsAug 1st, 2024

PFAS found in nearly all fish tested from four northern Illinois rivers

Scientists tested nine fish species from four northern Illinois rivers for contamination with per- or polyfluoroalkyl substances, synthetic chemicals found in numerous industrial and commercial products and known to be harmful to human health. They f.....»»

Category: topSource:  pcmagRelated NewsJul 31st, 2024

New method detects environmentally unfriendly chemicals

Substances called polyethylene glycols, or PEGs, are widely used in industry, medical, cosmetics and personal care products. The problem is, when they enter the environment and build up, they can harm ecosystems and natural resources......»»

Category: topSource:  physorgRelated NewsJul 30th, 2024

New process uses light and enzymes to create greener chemicals

Researchers at the Center for Advanced Bioenergy and Bioproducts Innovation (CABBI) have achieved a significant breakthrough that could lead to better—and greener—agricultural chemicals and everyday products......»»

Category: topSource:  physorgRelated NewsJul 27th, 2024

Are chemicals still spreading near Placer County missile site in Northern California? New probe data show the latest

The most recent data collected by the U.S. Army Corps of Engineers at the Titan-1 missile silo site in Placer County found that despite longstanding concerns, new soil vapor monitoring probes closest to homes in the Sun City Lincoln Hills development.....»»

Category: topSource:  pcmagRelated NewsJul 24th, 2024

"Truly frightening": Pesticides increasingly laced with forever chemicals

Toxic "forever chemicals" are increasingly being used in US pesticides, threatening human health as they contaminate waterways and are sprayed on staple foods, a study said Wednesday......»»

Category: topSource:  physorgRelated NewsJul 24th, 2024

Room-temperature defluorination method uses light to clean up forever chemicals

Perfluoroalkyl substances (PFAS), nicknamed "forever chemicals," pose a growing environmental and health threat. Since the invention of Teflon in 1938, PFAS and perfluorinated polymers or PFs have been widely used for their exceptional stability and.....»»

Category: topSource:  physorgRelated NewsJul 23rd, 2024

Electrothermal mineralization process offers more environmentally friendly, cost-effective method for soil remediation

Rice University chemist James Tour has led a research team to develop a rapid electrothermal mineralization (REM) process, which in seconds can remediate the accumulation of synthetic chemicals that can contaminate soil and the environment. The study.....»»

Category: topSource:  physorgRelated NewsJul 23rd, 2024

Elevated levels of antibiotic resistance genes should be considered a new factor of global change, researchers say

Human-caused global change is a complex phenomenon comprising many factors such as climate change, environmental contamination with chemicals, microplastics, light pollution, and invasive plants. One of the main tasks of global change biology is to i.....»»

Category: topSource:  physorgRelated NewsJul 19th, 2024

Gold co-catalyst improves photocatalytic degradation of micropollutants, finds study

To remove micropollutants such as pesticides and trace chemicals from the environment, you need something equally small and cunning. One potential method is photocatalysis, which uses semiconducting nanomaterials powered by sunlight to adsorb toxic c.....»»

Category: topSource:  physorgRelated NewsJul 19th, 2024

Discovery of a tRNA modification enzyme that also acts on nucleosides

The genetic information on DNA is transcribed into messenger RNA (mRNA) and translated to the amino acid sequence by transfer RNA (tRNA) on the ribosome. Modified nucleosides within RNA are involved in maintaining and regulating the protein synthesis.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

Study highlights potential for genetic manipulation in cucumber breeding

The CLAVATA (CLV) signaling pathway is crucial for controlling flower and fruit development by regulating the shoot apical meristem (SAM) size. Despite its significance, the downstream signaling components in crops remain largely unknown. Understandi.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

Microbes found to destroy certain "forever chemicals" by cleaving stubborn fluorine-to-carbon bonds

A UC Riverside environmental engineering team has discovered specific bacterial species that can destroy certain kinds of "forever chemicals," a step further toward low-cost treatments of contaminated drinking water sources......»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

Chemists develop modular approach for creating important class of pharmaceutical compounds

Chemists at the National University of Singapore (NUS) have developed a modular approach to create 1,2-arylheteroaryl ethanes, a class of compounds important for drug discovery and pharmaceutical development, using fundamental feedstock chemicals suc.....»»

Category: topSource:  pcmagRelated NewsJul 17th, 2024

Some artificial sweeteners are forever chemicals that could be harming aquatic life

With so much health advice to avoid excessive sugar in our diets to reduce risks obesity and tooth decay, some people choose to use artificial sweeteners as an alternative in hot drinks and recipes......»»

Category: topSource:  physorgRelated NewsJul 15th, 2024