Articles tagged with Carbon Sequestration
A global 'carbon law' aims to halve carbon emissions every decade, peaking by 2020 and falling to zero by 2050. The roadmap also calls for rapid adoption of renewable energy, carbon removal technologies, and sustainable agriculture practices to achieve this goal.
A new study proposes a simple rule of thumb, or 'carbon law', to rapidly reduce carbon emissions. The authors argue that halving emissions every decade could catalyze disruptive innovation and help achieve the UN's Paris Agreement goal of limiting global temperature rise to well below 2°C.
Researchers at Kyushu University have developed a new simulation method to predict the behavior of oil, carbon dioxide, and water in underground reservoirs. The approach can help identify optimal sites for carbon sequestration, which could significantly increase energy supply and combat climate change.
Researchers visualized fluid-fluid displacement in porous media, revealing optimal wettability conditions for efficient displacement. The findings could improve carbon sequestration, oil recovery, and fuel cell performance.
A new study reveals that China's conservation programs have improved ecosystem services, with notable increases in food production and carbon sequestration. However, some areas experienced decreases in habitat provision and air and water quality remained a concern.
A new study by the 2ndFOR Network found that natural processes in Latin American tropical forests can provide a solution to excess carbon dioxide threatening the planet. Regrowth forests increase above-ground carbon storage over time, depending on climate and landscape features.
Researchers investigated how carbon dioxide interacts with host rocks like limestone and sandstone. They found that limestone becomes more permeable when dissolved in saltwater-carbon dioxide mixture, while sandstone's cement degrades.
A type of bacteria, Thiomicrospira crunogena, produces an enzyme, carbonic anhydrase, that can convert industrial carbon dioxide into bicarbonate. The enzyme has high thermal stability and could be used in industrial settings to neutralize greenhouse gases.
Researchers at the University of Florida have identified a type of deep-sea bacteria that can convert industrial carbon dioxide into bicarbonate, a process that could help neutralize greenhouse gases. The enzyme produced by the bacterium has high thermal stability, making it suitable for industrial applications.
A new University of Iowa study found that tree planting in the Twin Cities region offsets only one percent of the area's carbon emissions. The research identified 'hotspots' where trees are scarce and carbon generation is high, suggesting targeted tree-planting efforts may help balance carbon supply and demand.
A team of researchers is using advanced computational models to better understand multiphase flows in porous media. They aim to improve carbon sequestration, mitigate climate change, and optimize energy extraction. By analyzing data from experiments and simulations, the team is developing a multiscale framework to model complex systems.
Large earthquakes cause catastrophic landslides that can persist up to 20-fold after the earthquake, then gradually decrease over time. The magnitude of this response is linked to the size of the earthquake, with shaking-induced damage near Earth's surface and active healing processes playing a key role.
Scientists have discovered that nanoscale forces are responsible for stopping a puddle from spreading, resolving a paradox in fluid flow. This finding has significant implications for various processes, including lubrication of gears and sequestration of carbon dioxide emissions.
Researchers have gained valuable new information about carbonic acid, a critical intermediate species in the equilibrium between carbon dioxide, water, and minerals. The study's findings provide detailed insights into the hydration properties of aqueous carbonic acid, benefiting the development of carbon sequestration technologies.
Researchers at Oregon State University have discovered that polyoxoniobates can degrade and decontaminate nerve agents like sarin gas, making them ideal for protective suits and clothing. The discovery could have significant implications for military and civilian protection against deadly nerve gases.
Researchers have developed a simple yet elegant solution to analyze large amounts of soil DNA data, reducing computational requirements by up to 200-fold. This breakthrough enables scientists to extract more science from the noise, paving the way for new discoveries in fields like agriculture and carbon cycling.
Carbon farming schemes can sequester carbon while providing environmental benefits like reduced pollution, erosion, and improved biodiversity. Local participation is key to long-term success, as it leverages local knowledge and draws in more landholders.
A new study calculates the environmental cost of a ton of mountaintop coal, finding that it pollutes 2,300km of Appalachian streams and loses 193g of carbon sequestration potential. This translates to a staggering 5,000 years for reclaimed mine land to capture equivalent CO2.
A pilot project is testing deep geologic storage of CO2 in ancient basalt flows in southeastern Washington. The goal is to safely and permanently store greenhouse gas emissions, with potential global implications.
Researchers at Kansas State University are studying the geochemical effectiveness of trapping and storing carbon dioxide in the Arbuckle aquifer, a porous rock layer that could permanently store CO2. The study aims to understand how to sequester carbon dioxide and keep it from reaching the atmosphere.
The Illinois Basin – Decatur Project injects 1 million metric tons of carbon dioxide into sandstone 7,000 feet beneath Decatur, Ill., using innovative science and engaging outreach. The project aims to evaluate the potential of carbon capture and storage techniques and assure public safety.
Carbon capture and storage technology could prevent billions of tons of CO2 emissions each year, but high costs and concerns over safety and permanence hinder its adoption. Stanford scientist Sally Benson emphasizes the need for global scale and monitoring to ensure secure storage.
The Midwest Geological Sequestration Consortium has begun injecting carbon dioxide for the first million-tonne demonstration of carbon sequestration in the US. The CO2 will be stored permanently in the Mt. Simon Sandstone, a saline reservoir with estimated storage capacity of 11-151 billion metric tonnes.
Researchers found significant soil carbon sequestration under Miscanthus on former tilled land and grasslands after two years of planting. This study suggests that Miscanthus can help limit the release of greenhouse gases without adding to the carbon debt.
A four-year project aims to test CO2 injection methods and enhance coalbed methane recovery. The research is part of a larger DOE effort to develop safe and environmentally secure carbon dioxide storage practices.
A Stanford University geophysicist warns that injecting massive amounts of carbon dioxide underground could trigger small- to moderate-sized earthquakes, posing a threat to the reservoirs containing the gas. The issue is particularly concerning for saline aquifers with dense, well-cemented sedimentary rock.
Researchers propose strategies to increase plant efficiency in absorbing light, altering root carbon conversion, and boosting bioenergy crops to combat climate change. The use of genetically engineered plants for carbon sequestration is part of a broader effort to enhance natural biological processes.
Researchers have demonstrated a simple regeneration technique using waste steam, producing concentrated CO2 suitable for sequestration or other use. The study improves stability and efficiency of solid amine materials for high-volume industrial applications.
Large-scale carbon sequestration could help avoid extreme global warming, but its effectiveness is uncertain due to leakage risks. Geological storage appears more effective in delaying climate consequences with minimal CO2 leakage rates.
Researchers at the Carbfix Project have found a way to capture and dissolve CO2 in water, then inject it into basalt rocks where it forms solid carbonates. This method aims to provide a long-term, thermodynamically stable solution for storing excess CO2.
A geochemist raised concerns about the efficiency of carbon storage projects by highlighting the impact of underground chemical reactions on mineral dissolution. Research is needed to analyze reaction rates and affected minerals for better carbon storage project evaluation.
A new set of policy briefs from Carnegie Mellon University recommends a uniform regulatory environment to support large-scale deployment of carbon sequestration technology in the US. The team proposes an adaptive two-stage approach to regulation and specific changes to federal law and agency rules to address regulatory and legal barriers.
New research from Oregon State University finds that fuel reduction treatments in Pacific Northwest forests may reduce carbon sequestration and worsen greenhouse warming. The study suggests that these efforts could lead to a net loss of carbon storage, even if biofuels are used to produce energy.
A new study uses airborne technology to track changes in Big Island tropical forests, revealing how climate and invasive species affect carbon stocks. The research finds that fast-growing invaders decrease biomass levels, while slower-growing species increase biomass stocks.
The university's M. Granger Morgan will unveil a novel 'two-stage' approach for developing new energy technologies that can help society reduce dangerous greenhouse gas emissions. The plan includes the creation of an independent Federal Carbon Sequestration Commission to make recommendations for future regulations.
The partnership will test sequestration methods and develop infrastructure to tackle carbon management, with a focus on the region's vast energy resources. The project aims to validate carbon sequestration as a technology to reduce greenhouse gases and promote energy independence.
A new study published in the Proceedings of the National Academy of Sciences found that paying rural landowners in Oregon to protect at-risk animals may not lead to increased carbon sequestration. In fact, conservation efforts may even harm species if they prioritize tree and plant growth over animal protection.
A decade-long experiment found that trees only store significant amounts of carbon when receiving sufficient water and nutrients, suggesting proposals to bank CO2 in trees may not be effective
Researchers at Stanford University are investigating carbon capture and storage as a solution to combat global warming. The technology can trap over 90% of an individual plant's carbon emissions, making heavy carbon spewers such as coal power plants relatively clean.
A three-year project led by geologist Brandon Nuttall found that the deeper parts of Devonian black shales in Kentucky could store up to 28 billion tons of injected CO2. The analysis of 43 shale samples from recent drilled wells indicates that the area alone could sequester 6.2 billion tons of CO2.
A Florida Institute of Technology professor has earned a $177,000 grant over three years to investigate the historic carbon balance of Andean vegetation and soils. The researchers will use fossil pollen and charcoal evidence from lake sediments to reconstruct past changes in vegetation and determine fire.
A new study led by Duke University suggests that growing tree plantations to remove carbon dioxide from the atmosphere may trigger environmental changes that outweigh some of its benefits. The research found that these plantations would lead to water and nutrient depletion, increased soil salinity and acidity, and decreased stream flow.
Researchers at the University of Illinois found that climate change affects the oceans' ability to store carbon dioxide. The best location for injecting CO2 into the deep ocean changes with climate change, with the Atlantic Ocean proving more effective than other locations.
The Kentucky Geological Survey is involved in global climate change research, studying opportunities to sequester carbon in the Midwest and Southeast regions. The survey will continue to examine subsurface formations for carbon storage and investigate coal seams along the Virginia-Kentucky border.
Researchers examine land-use practices that increase soil carbon dioxide uptake, such as intensifying cropping and afforestation. Comprehensive economic comparisons are necessary to determine the competitiveness and cost-effectiveness of these methods.
Researchers pinpoint CO2 sources, geological and terrestrial sinks, and transport requirements in Virginia. The project aims to reduce greenhouse gases and mitigate global warming by developing technologies for removing carbon from the atmosphere.
Researchers explore new power plants that capture carbon dioxide before it leaves the facility, as well as synthetic trees that pluck carbon from the air. Despite promising results, challenges remain, including proper water disposal and reducing greenhouse gas emissions.
Climate change affects ocean's sequestration capacity, with the Atlantic Ocean proving more effective at storing carbon dioxide. The impact is most pronounced in the Atlantic, where rising sea surface temperatures slow down thermohaline circulation and reduce mixing, exacerbating the problem.
A study by researchers at Monterey Bay Aquarium Research Institute exposes the potential biological impacts of deep-sea carbon sequestration on marine ecosystems. Decreased pH can lead to metabolic suppression, inhibiting growth and reproduction in sensitive organisms.