Articles tagged with Carbon Capture
A new study by EPFL and WSL found that oil palm crops planted on former pastures in Colombia have an unchanged total carbon storage over time. The research suggests a carbon-friendly alternative to deforestation, using large areas of abandoned pastures that could be converted favorably.
Scientists have discovered gases released from deep beneath the Earth's crust in South Africa, which originate from a column of hot material called a hotspot. This hotspot pushes the crust upwards, generating the distinctive landscape consisting of tablelands over one kilometre above sea level.
A new system can capture carbon dioxide from the air at any concentration level, including 400 parts per million, and release it into a carrier stream. This technology has significant implications for reducing greenhouse gas emissions and could eliminate the need for fossil fuels in applications such as soft-drink bottling plants.
A Stanford University study published in Energy and Environmental Science suggests that carbon capture technologies can cause more harm than good, reducing only a small fraction of carbon emissions. The research concludes that using renewable energy options like wind or solar is always better from a social cost perspective.
Researchers design novel carbon electrodes with efficient ionic channels for improved energy storage performance. They propose graphene stacking as an ideal model of 2D ionic channels, enabling fast electrolyte transport and excellent accessibility.
Researchers at Kyoto University developed a porous material that selectively captures CO2 molecules with high efficiency, converting them into valuable organic materials. The material can also be recycled without losing its efficiency.
The article emphasizes the need for cross-disciplinary research on renewable energy storage and solar energy conversion. Scientists discuss ways to remove carbon from energy sources, crucial to avoiding climate change's worst consequences.
Researchers found that submerging a polymer in water improves its CO2 filtering ability while slightly increasing selectivity. The process transformed the microstructure of the membrane in a low-cost and non-toxic manner.
A new study by Imperial College London researchers shows that carbon taxes are insufficient to reduce emissions enough to meet the Paris Agreement targets. The study recommends incentivizing strategies that remove CO2 from the atmosphere alongside carbon taxes.
Scientists at EPFL Valais Wallis have developed high-performance membranes for carbon capture that surpass post-combustion capture targets. The membranes, based on single-layer graphene with selective layers, show six-fold higher CO2 permeance and high separation factors.
Scientists have taken first images of carbon dioxide molecules within a MOF, revealing the guest-host relationship and expansion of the cage as CO2 enters. This breakthrough using cryo-EM imaging demonstrates unprecedented insights into MOF chemistry and potential for separating gases.
Researchers at Swansea University have developed a new material capable of capturing carbon dioxide (CO2) using a common epoxy resin. The material shows high CO2 uptake and could potentially be used to capture CO2 from industrial flue gas streams or from the air.
Researchers at University at Buffalo are developing a new membrane technology to separate carbon dioxide from other gases, which could help reduce emissions in industries such as cement and steel production. The goal is to create a cost-effective solution that captures up to 90% of CO2 from power plant emissions.
Seaweed is found to trap significant amounts of carbon dioxide, with approximately 8.75 grams per square meter of sediment each year. This process contributes to the ocean's 'blue carbon' storage, which helps mitigate climate change.
Researchers at U of T Engineering have developed an electrochemical path to transform CO2 into valuable products, increasing energy efficiency by avoiding some energy-intensive losses. The technology achieves 100% carbon utilization and generates syngas as a single product.
Researchers investigated CO2 leakage through North Sea wells and found that it has detrimental effects on organisms living at the seabed. However, strong bottom currents disperse the dissolved CO2 quickly, limiting its impact.
A new study outlines a roadmap for expanding Stanford's energy system innovations to other campuses, maximizing purchases of electricity during renewable power hours and reducing carbon emissions. Thermal storage tanks offer an affordable alternative to traditional batteries, with costs about 15% lower.
A new study finds that hunting and defaunation can have cascading effects on forest structure and dynamics. Loss of wildlife affects the survival of tree species, potentially impacting tropical forests' carbon storage capacity.
Researchers propose a new approach for China's electric power generation that combines coal-bioenergy gasification with carbon capture storage. This strategy could reduce CO2 emissions while improving air quality in the country by utilizing crop residue as biofuel.
Researchers found that crop residue ratios over 35% enable CBECCS systems to produce electricity with zero greenhouse gas emissions. This technology helps reduce air pollution and offers a carbon-negative alternative for electricity generation.
New research from Lancaster University and international partners suggests that investing in solar panels, wind turbines, and energy storage is a better strategy for tackling climate change than developing carbon capture technologies. The study finds that renewable energy systems with storage offer comparable or even superior net energ...
Computational study simulates CO2 reacting with rock surfaces to form carbonate minerals, revealing a stable method of long-term carbon storage. The findings suggest that 'mineral trapping' can be used for carbon storage and provide insights into the chemistry of CO2 mineralization.
Researchers have developed a new technique that can efficiently convert CO2 from gas into solid particles of carbon at room temperature. This breakthrough could transform our approach to carbon capture and storage, offering a more sustainable alternative to current technologies.
Researchers used over 1,000 records and a global ecosystem model to reconstruct peatland dynamics. They found peatlands expanded during warm periods and were buried during glacial expansion, providing potential long-term carbon storage.
Researchers at Michigan Technological University have developed a carbon dioxide scrubber that converts captured CO2 into oxalic acid, a naturally occurring chemical used in the processing of rare earth elements. The technology has shown promising results, reducing emissions to below two percent and demonstrating potential for US produ...
Guoliang Liu's lab creates uniform porous structures in carbon fibers, enabling high loading of pseudocapacitive materials like MnO2. This results in a balance between high energy density and sustained high charging and discharging rates, overcoming industry challenges.
Researchers at the Research Center for Gas Innovation are developing a carbon capture storage system that can separate CO2 and methane in oil and gas exploration. The technology involves injecting CO2 and CH4 into salt caverns, with the potential to produce clean energy from fossil fuels.
A study by UC Santa Barbara found that moderate fertilizer and irrigation treatments resulted in the best biomass yields and carbon storage for prairie grasses. This approach also minimized competition with food crops and greenhouse gas emissions. The findings suggest a more tailored, ecologically friendly approach to biofuel productio...
Researchers at Oak Ridge National Laboratory have developed a process to scrub CO2 from coal-burning power plant emissions using an organic sorbent similar to soda lime. This alternative technology requires 24% less energy and can be regenerated at lower temperatures, making it more cost-effective for carbon capture.
Researchers report that long-lived white cedar trees in northeastern Canada have increased water use efficiency since 1850, likely due to elevated carbon assimilation rates. However, no associated increase in growth rates was observed, suggesting that CO2 stimulation may not lead to increased carbon storage.
A recent study confirms that carbon dioxide can be securely stored in underground rocks even when geological faults are present. The research found minimal possibility of gas escaping from fault lines back into the atmosphere.
Researchers developed computational modeling to identify improved mixed matrix membranes for capturing CO2. The hypothetical membranes offer a more economical solution, predicting a cost of less than $50 per ton removed.
Scientists at Kanazawa University develop a spherical vanadium oxide cluster that selectively traps carbon dioxide over carbon monoxide. The 'flipped' structure allows for efficient separation of the two gases.
Scientists at the University of Waterloo have created a powder that can capture CO2 from factories and power plants, offering a promising solution to reduce greenhouse gas emissions. The powder is twice as efficient as conventional methods and has potential applications in water filtration and energy storage.
Researchers have developed new coefficients for carbon storage in agroforestry systems, improving the IPCC's ability to assess their impact on climate change. The new coefficients take into account the diversity of agroforestry systems and their effects on soil organic carbon stocks.
A University of Pittsburgh professor has designed a microcapsule technology to capture CO2 emissions from power plant exhaust, potentially lowering costs and environmental impact. The system uses a common household item, baking soda, as a solvent, making it cheaper and safer than traditional methods.
Researchers at Tokyo Institute of Technology have developed a CO2 reduction method based on commonly occurring elements, yielding 57% overall quantum yield. The system uses a copper complex and manganese-based catalyst, offering a cost-effective solution for carbon capture.
Researchers at Tokyo Institute of Technology propose a new technology for direct utilization of CO2 in exhaust gases from heavy industries. The study demonstrates the ability of a rhenium-based catalyst to reduce low-concentration CO2 with high selectivity, offering a more viable and environmentally friendly solution.
Researchers at Harvard University have developed a new system that captures CO2 from power plants and heavy industry, converting it into industrial fuels with high efficiency. The improved system uses renewable electricity to reduce carbon dioxide into carbon monoxide, addressing the two main challenges of cost and scalability.
A study by Point Blue Conservation Science found that restoring forests can benefit both carbon storage and biodiversity, but optimizing for one may come at the expense of the other. The researchers identified areas with high tree density had more carbon stored in trees, but lower bird density and diversity.
Researchers found that certain invasive plant species can increase blue carbon storage by boosting biomass and soil carbon, while other plant invasions have a negative impact. The study's findings provide valuable insights for ecosystem managers seeking to enhance carbon storage in coastal environments.
A proposed US carbon-capture network, funded by new tax credits, could capture up to 30 million metric tons of CO2 annually, doubling current global emissions reductions. The network would transfer captured CO2 from ethanol refineries in the Midwest to oilfields in Texas for enhanced oil recovery.
A new carbon material has been discovered with a high Na storage capacity of over 400mAh/g, outperforming current hard carbon materials. The bi-honeycomb-like architecture shows an 85% plateau capacity at low voltage, potentially increasing energy density in sodium-ion batteries.
A Stanford study suggests using government payments to incentivize the oil industry to capture more carbon dioxide from human-related sources. This could lead to a 9.5% reduction in climate emissions, even with increased oil extraction. The proposal involves a reverse Dutch auction system to pilot-test the concept.
Case Western Reserve scientist Burcu Gurkan receives $600,000 grant to create more efficient carbon dioxide capture and conversion systems for space travel. The technology uses ionic liquids to filter CO2 and convert it into oxygen, reducing the need for stored oxygen and making long-distance space travel possible.
Research found that biodiversity increases live tree carbon storage by up to 20 megagrams per hectare, but has a smaller impact on overall carbon storage. Climate and site topography have a more significant effect on forest carbon storage.
A team of researchers led by Dr Marco Taddei at Swansea University's ESRI has found a way to utilize defects in metal-organic frameworks to capture CO2. The team investigated the role of defects in post-synthetic exchange, a process that allows MOFs to be modified through exchange of components of their structure.
A recent study by the University of Exeter suggests that replacing forests with crops for bioenergy power stations could increase CO2 in the atmosphere, while protecting and regenerating forests may be a more sensible option. The research highlights the importance of land use changes in mitigating climate change.
Scientists have created an 'electrogeochemical' method that captures carbon dioxide from the atmosphere while producing hydrogen gas for use as fuel. The technology also counteracts ocean acidification by converting carbon dioxide into a dissolved mineral bicarbonate already abundant in the ocean.
Researchers at EPFL Sion found that adding specific functional groups, known as chemical caryatids, can enhance the mechanical stability of metal-organic frameworks (MOFs). This is crucial for MOF applications in carbon capture and water filtering.
Scientists found that altering fluid injection rates near faults can reduce seismic events and magnitudes. Active pressure management may help control induced earthquakes in real-time, but more data is needed for specific site recommendations.
The article explores four key strategies to prevent environmental generational amnesia, which can accelerate environmental degradation. Coral reef restoration is also discussed, highlighting the importance of herbivory, reducing coral predation, and promoting algae-farming fishes. Additionally, passive acoustic monitoring in freshwater...
Researchers at KAIST have developed a technology to increase the stability of amine-containing adsorbents by fifty times. This advancement brings solid carbon dioxide adsorbents closer to commercialization and paves the way for efficient capture of greenhouse gases.
Scientists at Washington University in St. Louis have developed a new method to convert CO2 into a solid inert mineral in basalt, which holds promise as an effective abatement agent for reducing greenhouse gas emissions. The research revealed that 47 kilograms of CO2 can be converted into mineral inside one cubic meter of basalt.
A team of Canadian and US scientists propose converting CO2 into small building block molecules that can be upgraded for commercial use. Potential applications include energy storage in hydrogen, methane, and ethane; production of consumer goods using ethylene and ethanol; and pharmaceuticals using CO2-derived formic acid.
To stabilize the climate, governments must undertake huge efforts of halving emissions by 2030 and achieving emission neutrality by 2050. Removing CO2 from the atmosphere through technical methods comes with risks and uncertainties.
Researchers evaluate bioenergy with carbon capture and storage (BECCS) in the US, finding that approximately 30% of biomass is suitable for near-term deployment. The study suggests BECCS could provide up to 100-110 megatonnes of negative emissions per year by 2020 and 360-630 megatonnes by 2040.
The study explores the feasibility of achieving a 1.5°C warming limit by 2100 using six integrated assessment models. Successful scenarios require rapid shifts away from fossil fuels, lowered energy use, and CO2 removal. Inequities and poor climate policies hinder achievement.
Scientists at the University of Dundee developed a process that enables E. coli bacterium to act as an efficient carbon capture device, converting CO2 into formic acid with high efficiency and speed. This breakthrough could lead to a new way to store or recycle carbon dioxide, a key solution to global warming.
Scientists developed an efficient process to turn captured CO2 into syngas, a mixture of H2 and CO that can be used to make fuels and chemicals. The new process uses switchable polarity solvents to control what molecules dissolve in the solvent.