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A study by three French institutes—Ifremer, the University of Bordeaux and the IRD (a public research institution)—has found that the surface water of the Atlantic Ocean is twice as polluted by cellulose fibers as it is by microplastics. There’s a pile of information doing the rounds about the pollution of the oceans.
The reasons were two-fold: (i) increased air pollution led to households staying indoors more to mitigate the pollution impact; and (ii) PM 2.5 pollution led to the closing of windows, and running of air-conditioners and air purifiers more intensively either to reduce indoor particle levels or provide relief from indoor heat.
Berlin-based Graforce Hydro GmbH, the developer of a plasma electrolyzer—the Plasmalyzer —is applying its technology for the highly efficient generation of hydrogen from industrial waste water. This lets us contribute to solving two pressing problems at once: air pollution and wastewater treatment.
The company notes that an important difference between tire and tailpipe particle emissions is that most of the former go straight to soil and water, whereas most of the latter is suspended in air for a period, and therefore negatively affects air quality. —Emissions Analytics.
The study looked at water quality regulations and found that local officials more heavily enforced regulations on polluting firms that were monitored and tracked by the central government, while not enforcing regulations on firms not tracked. The unequal deployment of the regulations led to significant economic losses in China.
According to an independent study by the International Institute for Applied Systems Analysis (IIASA) and the Council on Energy, Environment, and Water (CEEW), more than 674 million Indian citizens are likely to breathe air with high concentrations of PM 2.5 The program focuses on 102 polluted Indian cities and aims to reduce PM 2.5
A Northwestern Engineering-led team has developed a highly porous smart sponge that selectively soaks up oil in water. Currently used solutions include burning the oil, using chemical dispersants to breakdown oil into very small droplets, skimming oil floating on top of water and/or absorbing it with expensive, unrecyclable sorbents.
Plants use photosynthesis to convert carbon dioxide and water into sugars and oxygen. The process starts in a cluster of manganese, calcium and oxygen atoms at the heart of a protein complex called photosystem II, which splits water to form oxygen gas, protons and electrons. —Yamaguchi et al.
A new briefing paper from Imperial College London estimates that in 2021, 52% of all small particle pollution from road transport came from tires and brakes. Tire wear particles pollute the environment, the air we breathe, the water run-off from roads and has compounding effects on waterways and agriculture.
OFWAT’s Innovation Fund outlines its innovative approaches to tackle waterpollution in the UK. The post How innovation can lead to a pollution-free future for our water appeared first on Innovation News Network. Read more here.
Minneapolis-based Xcel Energy will work with Idaho National Laboratory to demonstrate a system that uses a nuclear plant’s steam and electricity to split water. —Richard Boardman, national technical lead for the DOE Light Water Reactor Sustainability Program’s Flexible Plant Operations and Generation Pathway. Earlier post.)
physically moving the macroalgae between deep nutrient-rich water at night and shallow depths within the photic zone during the day to optimize growth. 13 C values suggesting that the depth-cycled kelp were not nitrogen-deficient and assimilated nutrients from deep water. The researchers used a depth-cycling approach—i.e.,
City Council, board members of the Los Angeles Department of Water and Power Commission and long term colleagues from the climate justice action community to be part of a historic announcement. ” – this means that mega-polluting, constantly climate-killing, fossil fuel Chevron must go too.
The $461,000-project, titled “Heterogeneous Aging Mechanisms of Combustion and Biomass Burning Emissions,” will focus on how gases, such as ozone, react with pollutants emitted from power plants and forest fires. Guzman and his students will study how these pollutants are transformed on surfaces by oxidizing atmospheric gases.
Researchers at Wuhan University in China have developed a new electrochemical cell, PANI/Li x Mn 2 O 4 , for selective recovery of Li + ions from brine water with high impurity cations (K + , Na + , Mg 2+ , etc). This method avoids using additional chemicals, offering a high efficiency, pollution?free Zhao et al. Zhao, A. , and Cao, Y.
(a) A schematic diagram of the DAE module with a water harvesting unit made of porous medium soaked with the hygroscopic ionic solution. (b) c) Equilibrium water uptakes of hygroscopic solutions at different air R.H. (e) In the meanwhile, water scarcity has been exacerbated by pollution, industrial consumption, and global warming.
Cooking, cleaning and other routine household activities generate significant levels of volatile and particulate chemicals inside the average home, leading to indoor air quality levels on par with a polluted major city, according to a study by researchers at the University of Colorado Boulder. Earlier post.).
Such information could help researchers identify hidden hotspots of dangerous pollution, greatly improve studies of pollution on human health, or potentially tease out the effects of unpredictable events on air quality, such as the breakout of an airborne global pandemic. pollution.
de novo rather than as direct emissions—via nucleation and growth is a major source of aerosol pollution in terms of number concentration. In spite of a great deal of research, it is still a puzzle why and how such new particule formation (NPF) occurs in a highly polluted urban atmosphere.
The DOE’s Pacific Northwest National Laboratory (PNNL) and its licensee Moselle Technologies , have won two Cooperative Research and Development Awards (CRADA) and a 2021 DOE Advanced Manufacturing Office award to advance the process of using magnetic nanoparticles for capturing strategically important elements from water sources.
Proponents claim that if renewable electricity is used and CO 2 is captured from the air, then the e-gasoline and e-diesel are climate-neutral fuels that will also reduce pollution. The ethanol and e-fuel would separate out similarly to oil and water. However, said T&E, particle pollution was far from eliminated. pollution.
According to the R&D engineer of this project, hydrogen fuel cell construction vehicles have five important advantages: The realization of zero pollution with only water and heat being discharged. The latter is the first hydrogen-powered mixer truck in the world.
Researchers in China report using air oxidation–water leaching to recover lithium selectively from spent LiFePO 4 (LFP) material, in which the high leaching efficiency of lithium and the good separation effect of lithium and iron were achieved simultaneously. An open-access paper on their work is published in the RSC journal Green Chemistry.
When concentrations of acidic sulfate from fossil fuel emissions decrease while the concentration of more basic ammonium molecules in the atmosphere stay constant, liquid water droplets in clouds become less acidic. This makes conversion of sulfur dioxide to sulfate more efficient.
Researchers from the Chinese Academy of Sciences and Tsinghua University have used a gallium, indium, tin and bismuth alloy to generate hydrogen, when placed in contact with an aluminum plate immersed in water. An acid or alkaline solution can dissolve aluminum hydroxide but also causes corrosion and pollution problems.
SpaceX has responded to a critical report from CNBC alleging that it has repeatedly pollutedwaters in Texas this year. In its report, CNBC alleged that SpaceX violated environmental regulations by “repeatedly releasing pollutants into or near bodies of water in Texas.”
eutrophication; ET = ecological toxicity; FEC = fossil energy consumption; WU = water use; LO = land occupation; “The rest” includes acidification; smog formation; ozone layer depletion; and human health effects. Environmental impacts of gasoline and E85. Error bar shows regional variations for E85. GW = global warming; Eut. Click to enlarge.
Rolls-Royce and Canadian vessel designers Robert Allan have developed the world’s first shallow-water push boat powered by LNG natural gas engines. At the International Workboat Show in New Orleans, classification society DNV GL gave its “Approval in Principle” to the new design.
Herein, we are aiming to construct a dual-functional photocatalyst system which can degrade pollutants and simultaneously split water to generate hydrogen. Harnessing the sun’s energy to split water to make hydrogen fuel is a promising renewable resource, but it is a slow process even when catalysts are used to speed it along.
In Chile, lithium mining uses nearly 65% of the water in the country’s Salar de Atamaca region—one of the driest desert areas in the world—to pump out brines from drilled wells. It has also contributed to environment degradation, landscape damage and soil contamination, groundwater depletion and pollution.
These electrodes were created using environmentally friendly, water-based binder systems. The production of the electrodes is completely free of pollutants and reduces production costs over the long term. This enables the energy density for all common cathode chemistries to be increased by approximately 20%.
In Seoul, Hyundai Motor unveiled an electric double-decker bus—a first of its kind for Hyundai, and part of the company’s effort to help reduce traffic congestion and air pollution. A full charge can be completed in 72 minutes. The large electric double-decker bus is 12,990 mm long and 3,995 mm high.
Scientists at the University of California have developed biodegradable packaging that is able to decompose both on land and in water. The post New biodegradable packaging could address plastic pollution problem appeared first on Innovation News Network.
Moreover, the new plant will proactively pursue sustainability initiatives, which will include utilization of renewable energy sources such as solar power toward the realization of carbon neutrality, use of recycled water and other resource conservation measures and reduction of VOC emissions, a major source of air pollution.
This leads to a significantly more compact and cost efficient exhaust gas aftertreatment system, even for future extremely strict pollutant emission limits. Water is formed as a by-product. If water is removed from the reaction mixture, the chemical equilibrium shifts towards the product.
Pollution from petroleum hydrocarbons such as diesel, which is widely used for heating, transportation and power generation poses a threat to wildlife in Antarctica. The Antarctic Treaty prohibits the use of non-Antarctic organisms in the region, creating high demand for indigenous organisms that can clean up polluted soil.
The Administration said that the ambitious target is grounded in analysis of cost-effective carbon pollution reductions achievable under existing law and will keep the United States on a trajectory to achieve deep economy-wide reductions on the order of 80% by 2050. The new US goal will double the pace of GHG reduction from 1.2%
On average, a passenger ferry emits the same pollution as approximately 40 diesel buses, so electrification of these vessels is a high priority for many cities. LiNMC batteries, which we also use throughout our product portfolio, are still the best choice for many on-water applications due to their extremely high energy density.
EU Parliament votes for watered down emissions standard that will be used to greenwash dirty cars. continued] The post Air Pollution Standard Backed By MEPs Is “Worse Than Useless” appeared first on CleanTechnica. EU lawmakers should rename a.
Up to 13 million metric tons of plastic enter the ocean each year, threatening marine life and polluting shorelines, according to Pew Charitable Trusts, a global nongovernmental organization. The small parts represent a large first step in the company’s plans to produce other parts of recycled ocean plastics on other models.
The Strausberg-Erkner Water Association (WSE) recently approved Tesla Giga Berlins new water supply contract. Tesla Giga Berlin would need to approve the draft as well for the water supply contract to push through. Tesla Giga Berlin would need to approve the draft as well for the water supply contract to push through.
The Indian Institute of Science (IISc) has developed an innovative hydrogel that removes microplastic pollution from water. The post Hydrogel breakthrough removes microplastic pollution from water appeared first on Innovation News Network.
We are also installing new technologies at all our plants to reduce our water consumption, avoid air pollution and improve recycling. We were the first premium manufacturer to have our CO2 footprint measured and certified in 2014. Since then, we have been working constantly to reduce it further.
A hearing related to water pumping near Tesla’s upcoming German production plant, known as Giga Berlin, has been delayed for the third time, making it unlikely that the electric automaker will begin production of its vehicles at the facility in 2021. million cubic meters of water per year.”
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