Articles tagged with Carbon Capture
A WVU team investigates how different management practices affect Appalachian forest life and carbon sequestration capabilities. Preliminary data reveals changes in species distribution and ecosystem resilience to climate change.
Researchers at the University of Tokyo have developed a method to combine old concrete with carbon dioxide to create a new, durable material called calcium carbonate concrete. The process involves grinding the old concrete into powder, reacting it with CO2 from the air, and then heating it to form the new block.
Researchers used tree regeneration patterns to predict changes in US forests' carbon stocks, finding that 29% will lose and 55% will replace carbon. This study identifies vulnerable areas and prioritizes strategies for resilient forest management.
A new plan proposes three critical imperatives to tackle methane emissions: reduce, coordinate, and incentivize. The plan aims to bring down methane emissions, coordinate efforts with carbon dioxide reduction, and incentivize abatement to stop global heating quickly enough.
A new study suggests that using a combination of smaller impermeable barriers, known as a 'composite confining system,' can effectively trap CO2 for long-term storage. This approach is considered more efficient than traditional caprock-sealed reservoirs, which can be prone to leaks.
Researchers at the University of Colorado Boulder proposed an alternative design for capturing CO2 and converting it to fuels, reducing energy costs. The new design uses a closed-loop system with electrodialysis, which can run on renewable electricity, making it potentially sustainable.
A new ambient-energy-driven membrane has been developed by Newcastle University researchers to capture carbon dioxide from the air, overcoming energy and kinetic challenges. The membrane uses naturally occurring humidity differences to pump carbon dioxide out of the air.
A Montana State University researcher has developed nano-scale materials that can convert carbon dioxide into chemical building blocks, marking a potential step forward in reducing atmospheric CO2. The materials mimic enzymes and have the ability to selectively capture CO2 from the air.
A team of scientists from Heriot-Watt University has developed an AI-powered platform called PrISMa to accelerate the discovery of top-performing materials for carbon capture applications. The platform uses advanced simulations and machine learning to identify cost-effective and sustainable material-capture process combinations.
Researchers have developed PrISMa, a novel platform that seamlessly connects materials science, process design, techno-economics, and life-cycle assessment to identify effective and sustainable carbon capture solutions. The platform has been tested on over 60 real-world case studies, providing valuable insights for stakeholders.
Scientists have developed a nanocomposite material with sodium carbonate and nanocarbon to capture carbon dioxide from industrial emissions. The new material shows high CO2 capture capacity and can be regenerated for up to 10 cycles, reducing energy consumption.
A new study reveals widespread decline in Western US forest carbon storage, likely caused by drought and fire. The research provides a framework for evaluating future changes and informing management strategies to mitigate carbon loss, highlighting the need for proactive forest management practices.
Scientists have discovered that planted mangroves can store a significant amount of carbon, reaching levels comparable to those in intact stands after just 20 years. The study used logistic models compiled from over 700 planted mangrove stands worldwide and found that the trees' carbon stock reached 71-73% of that found in intact stands.
Researchers at the University of Toronto have developed a new catalyst that efficiently converts captured carbon into valuable products in the presence of contaminants like SO2. The discovery is an important step toward more economically favorable techniques for carbon capture and storage.
In a study published in PNAS, researchers found that microscopic fungi play a key role in enhancing soil carbon storage in newly formed landscapes created by shrinking Arctic glaciers. The team discovered diverse communities of microbes thriving in the barren soils, and pioneer fungi sequester carbon in the soil.
A new device developed by University of Tokyo researchers can measure carbon dioxide captured in concrete quickly and accurately, skipping the need to crush concrete samples. This innovation aims to support global efforts to reach carbon neutrality and offset emissions from the concrete sector.
Researchers developed a unique electrochemical ultrasonic force microscopy (EC-UFM) technique to observe sodium-ion battery interfaces during operation. The new method guides passivating layer formation, preserving charge carrier transport and enhancing battery performance.
A new study reveals that climate models overestimate the storage time of carbon in plants, meaning it is released back into the atmosphere sooner than predicted. This has implications for nature-based carbon removal projects and our understanding of the role of nature in mitigating climate change.
The study finds a significant negative correlation between human activities and groundwater storage, with temporal analysis revealing long-lasting effects up to seven years. Economically developed regions favor groundwater storage, highlighting the need for sustainable practices.
Researchers at Harvard University discovered that giant deep-sea vent tubeworms possess two functional carbon fixation pathways, the Calvin-Benson–Bassham (CBB) and reductive tricarboxylic acid (rTCA) cycles. These pathways are coordinated to enable symbionts to thrive in dynamic and harsh environments.
Scientists from the University of East Anglia and other institutions review the climatic effectiveness of four 'nature-based' techniques using marine biological processes. They conclude that these activities cannot provide a significant contribution to carbon dioxide removal, posing risks to meaningful climate mitigation.
Researchers from the University of Cambridge developed a low-cost and energy-efficient method to make materials that can capture carbon dioxide directly from the air. The charged charcoal sponge uses reversible bonds with hydroxides to capture CO2, requiring lower temperatures and renewable electricity for regeneration.
Researchers evaluate the social narratives, technology, and co-impacts of coral reef preservation, seagrass restoration, and seaweed cultivation in the fight against climate change. These blue carbon solutions have the potential to reduce emissions and advance conservation policy.
Researchers at Linköping University assess Stockholm's climate strategy, finding a reliance on carbon capture technology without sufficient discussion of its risks. They recommend setting separate targets for emissions reduction and capturing CO2 to ensure clearer decision-making.
Mim Rahimi, an assistant professor at the University of Houston, has received a National Science Foundation CAREER award to advance electrochemical carbon capture by employing engineered soft interfaces. His research aims to enhance carbon dioxide separation performance and system energetics.
Researchers from Pohang University of Science & Technology have developed a high-energy, high-efficiency all-solid-state sodium-air battery that can reversibly utilize sodium and air without additional equipment. The breakthrough overcomes the challenge of carbonate formation, increasing energy density and reducing voltage gap.
Researchers developed a novel reactor design that efficiently converts CO2 emissions from small boilers into methane fuel. The design features a distributed feed and optimal gas mixture composition, resulting in improved temperature control and increased methane production.
Researchers at Princeton University have modeled a supply chain for second-generation biofuels, which are derived from agricultural waste or non-food crops and can produce more sustainable substitutes for fossil fuels. The study found that careful management of the supply chain could result in systems with lower costs and emissions imp...
A worldwide analysis of voluntary carbon offset programs identified trends in renewable energy, forestry, and other technologies. Forestry and land management projects initially increased due to REDD+ programs, but shifted towards nature-positive solutions after 2016.
Research found that during severe droughts, agricultural reservoirs in Korea's southern region experienced increased total organic carbon concentrations. The study suggests that these reservoirs may shift from carbon storage to carbon sources, emitting carbon into the atmosphere. This finding highlights the need for integrated environm...
Dr. Hemali Rathnayake has developed a cost-effective and efficient lithium refining process for converting lithium into battery-grade lithium carbonate. The grant funding will support her ongoing research to boost North Carolina's sustainable domestic supply chain for lithium-based products.
A study evaluates 14 carbon dioxide removal (CDR) measures in Germany, finding ecosystem-based methods like reforestation and seagrass restoration to be low-hurdle options. However, measures like bioenergy with carbon capture storage face significant economic and institutional hurdles.
Researchers at Oak Ridge National Laboratory have developed carbon-capture batteries that can store renewable energy and capture airborne CO2. The new battery formulations can maintain capacity for up to 600 hours and convert CO2 into a solid form with the potential to be used in other products.
Researchers from NUS have developed a novel technique that converts waste carbon dioxide into value-added chemicals and fuels. The method uses a nickel catalyst and acidic electrolytes, achieving an efficiency rate of over 99%. This innovation has the potential to reduce costs by up to 30% and is adaptable for different industrial needs.
A massive open dataset, OpenDAC, has been created to accelerate direct air capture technology development while reducing costs. The database enables the training of an AI model that predicts material interactions with high accuracy, significantly faster than traditional chemistry simulations.
A new sugar-based catalyst has successfully converted carbon dioxide into carbon monoxide, a building block for producing fuels that can replace gasoline. The catalyst, made from an inexpensive and abundant metal, offers a potential solution for disposing of captured carbon and reducing greenhouse gas emissions.
Researchers found that human-induced fluid fluxes in the deep subsurface are higher than natural rates, posing environmental impacts. The study highlights the need to manage the subsurface responsibly for a green transition and sustainable future.
A new study reveals that approximately 22.13% of CO2 is adsorbed during the fracturing process, with diffusion further augmenting CO2 interaction with the shale rock over time. This results in a remarkable 26.02% increase in CO2 adsorption, ensuring long-term and stable storage within the reservoir.
Researchers have developed an active learning strategy to accelerate the synthesis of high-performance engineered biochar with enhanced CO2 uptake. The approach nearly doubled CO2 capture performance, showcasing its transformative impact.
Fruit eating birds play a vital role in forest ecosystems by consuming, excreting, and spreading seeds to allow trees to grow and function. The study found that highly fragmented landscapes restrict bird movement, reducing carbon recovery potential by up to 38 percent.
Researchers at McGill University have developed a novel approach to improve carbon conversion efficiency using waste material from pulp and paper production. This technique reduces both the energy needed for carbon transformation and overall environmental waste.
A team of researchers from Kyushu University has developed a novel iridium-based compound that can efficiently store electrons from hydrogen in a solid state. The stored electrons can be extracted and used to catalyze useful chemical reactions, such as cyclopropanation, with significant advantages over conventional techniques.
A study by Duke University researchers found that manganese stimulates decomposition of soil organic matter and releases more carbon dioxide into the atmosphere.
A new study predicts that Australia's soil will become a net emitter of carbon dioxide, releasing more CO2 into the air than it absorbs. This could account for 8.3% of current emissions and worsen climate change unless farming methods are improved.
Scientists highlight tidal wetlands beyond mangroves, saltmarshes and seagrass as Blue Carbon ecosystems, offering biodiversity conservation and carbon sequestration benefits.
Researchers at the University of New Hampshire have created a unique way to measure CO2 emissions in streams and rivers, providing valuable information for land use planning and climate action. The adapted sensors can capture frequent measurements, helping understand extreme precipitation events and their impact on water bodies.
International research led by CSU suggests studying root function in tropical forests can improve climate change predictions. Tropical forests contain 30% of global soil carbon, with roots acting as 'carbon banks' that can help mitigate climate change.
A new study finds that mountains can switch from being a sink of carbon dioxide to a source as their erosion rate increases. The optimal erosion rate for maximizing carbon dioxide removal through mineral weathering is approximately 0.1 millimeter per year.
A new method developed by ETH researchers suggests that the cost of direct air capture (DAC) technologies will not be as cheap as previously anticipated. The estimated costs range from $230 to $540 per tonne, with some technologies expected to cost between $280 and $580 by 2050.
Researchers explored the potential of anoxic marine basins for large-scale carbon sequestration. The study found that these areas can preserve plant matter, making them ideal for storing biomass. The Black Sea basin emerged as the best option due to its isolation and depth.
Scientists at Oregon State University have made a significant advance in capturing carbon dioxide from the air using vanadium peroxide molecules. The technology has been shown to react with and bind carbon dioxide effectively, making it a promising candidate for improving direct air capture methods.
A team of researchers at McMaster University uncovered the elusive bottleneck hindering the conversion of carbon dioxide into fuels and chemicals. The study provides new insights into the degradation process of catalysts, enabling the development of strategies to improve their operational lifetimes.
New research reveals that governments and businesses rely on unsustainable amounts of future CO2 removal, posing risks to food security, human rights, and natural ecosystems. The study calls for policymakers to set separate targets for emission reductions and removals, prioritizing restoring natural ecosystems.
Scientists have found that deposits deep under the ocean floor reveal a way to measure ocean oxygen levels and their connections with carbon dioxide during the last ice age. This study could improve predictions of how oceans will respond to global warming.
Researchers used AI to optimize a carbon capture system at a coal-fired power station, capturing 16.7% more CO2 and using 36.3% less energy from the grid. The system can adapt to changing weather conditions, reducing energy consumption while increasing carbon capture efficiency.
Scientists at Brookhaven National Laboratory and Columbia University developed a tandem electrocatalytic-thermocatalytic conversion method to convert CO2 into carbon nanofibers. This approach can occur at relatively low temperatures, around 400°C, making it a more practical and industrially achievable process.
The biological carbon pump is crucial for regulating atmospheric CO2 levels, but focusing solely on export flux neglects ocean circulation's impact. Changes in ocean circulation under climate change lead to increased storage of biologically produced CO2 in the interior ocean.
A new study by GIST researchers provides efficient hydrogen storage solutions using clathrate hydrates, overcoming limitations such as limited gas storage capacities and slow formation rates. The study offers crucial insights for developing clathrate hydrate-based technologies for carbon dioxide separation and hydrogen storage.
Researchers at the Max-Planck-Institute have developed a synthetic biochemical cycle that directly converts CO2 into Acetyl-CoA using three modules implemented in E.coli. The THETA cycle has shown promising results with improved acetyl-CoA yield through optimization and in vivo feasibility testing.
Researchers at the University of Copenhagen have developed a method to remove low-concentration methane from air using UV light and chlorine. The technique has shown promise in reducing greenhouse gas emissions from livestock housing, biogas production plants, and wastewater treatment plants.