Articles tagged with Carbon Emissions
Researchers developed a new approach called ZeroCAL, which can remove nearly all carbon dioxide emissions associated with cement production. The process uses limestone as a feedstock and produces clean hydrogen and oxygen gas, making it an elegant solution to reduce carbon footprint.
A collaborative research team introduced a new approach to sustainable development in arid river basins through a Grey Fractional Multi-Objective Programming (GFMOP) model. The study found that improving water use efficiency can reduce carbon emissions while safeguarding the environment.
A new report warns of an unprecedented climate emergency, with key findings including widespread forest dieback and major ice sheet collapse. The authors emphasize the need for decisive action to safeguard the natural world and ensure a livable future.
A new study by Cornell University finds that liquefied natural gas (LNG) exported from the US has a one-third larger carbon footprint than coal when considering processing and shipping. LNG's extraction, processing, transportation, and storage account for approximately half of its total greenhouse gas footprint.
A new study warns that continued investment in carbon-intensive industries could lead to $557 trillion of stranded assets by 2050. Researchers urge policymakers to transform educational and financial systems to create new opportunities, rather than delaying the transition.
A novel multi-frequency ultrasonic drying technology accelerates the drying of renewable cellulose nanocrystals by up to 50% while minimizing energy consumption. This method demonstrates superior stability in aqueous solutions and aligns with global efforts to reduce greenhouse gas emissions.
A new study finds that carbon capture and storage technology will struggle to meet the 1.5°C and 2°C climate targets without significant expansion. The technology can sequester up to 600 Gt of CO2 over the 21st century, but current plans may not be enough to bridge the gap.
A new study warns that future climate change will intensify wildfires in the Arctic region, leading to an abrupt switch from no fires to very intense ones within just a few years. The accelerated permafrost thawing is expected to increase soil water and vegetation biomass, exacerbating fire fuel.
A team of researchers from Aalto University has developed a bio-based binder material that can significantly reduce carbon emissions from infrastructure construction. The technology binds CO2 gas in a stable, solid carbonate form within the cementitious clay layer, making ground improvement itself carbon-negative.
A new study suggests that using state-of-the-art energy efficiency technologies can enable Europe's construction sector to almost eliminate its carbon emissions by 2060. Employing technologies like solar energy and heat pumps can reduce total energy used for heating and cooling buildings by up to 97%.
The EU's Green Deal aims to reduce carbon emissions by 2050 but may increase emissions globally. An international team of scientists found that the deal could lead to a 244.8% increase in global emissions outside EU borders. However, adopting a plant-based diet and phasing out biofuels within the EU could significantly reduce emissions.
Researchers at RMIT University have developed a low-carbon approach to producing ammonia, which is used in fertilizers and as a carrier for hydrogen. The new method uses liquid metal catalysts, reducing energy consumption by 20% and carbon emissions by 98%. This could significantly reduce the environmental impact of agriculture and sup...
The McGill team's light-driven chemical process transforms methane and carbon dioxide into green methanol and carbon monoxide, producing highly valued products. The discovery offers a promising path towards Canada's net-zero emissions target by 2050 and provides a sustainable way to produce industrial products.
Researchers found that for most North Atlantic flights, the climate benefit of avoiding contrails outweighs the extra carbon dioxide emitted from flying a different route. Rerouting flights could reduce global warming by up to 29% in 2039 and 14% in 2119, depending on the method used to measure climate impact.
Researchers found that regrowing tropical forests on pastureland can reduce soil carbon emissions by nearly two-fold, offering a quick win in the fight against climate change. This unexpected finding is attributed to warmer temperatures experienced by soils in pastureland, which may explain higher carbon dioxide emissions.
A recent study found that both the rich and poor significantly overestimate or underestimate each other's carbon footprints, highlighting a profound inequality. The researchers surveyed 4,000 people from four countries and discovered that those in the top 10% tended to support climate policies, possibly due to higher education levels.
Researchers harvested climate-smart soybeans in a $5 million USDA project aiming to reduce GHG emissions while increasing crop production. The crop was grown using five climate-smart practices, including earlier planting and soil conservation.
A Dartmouth-led study projects that Antarctica's glaciers will rapidly retreat and potentially collapse by 2200, increasing global sea levels by up to 5.5 feet by 2300. The researchers used 16 ice-sheet models to refine the projection of ice loss over the next 300 years.
A study published in Business Strategy and the Environment found that green finance initiatives can significantly reduce CO2 emissions. The researchers also noted that investing in renewable energy is crucial for companies to achieve environmental sustainability.
The university-led project aims to reduce carbon emissions through innovative extraction methods, such as electromagnetic heating for heavy oil recovery. It will also provide educational and research opportunities to students from minority-serving institutions, promoting diversity and inclusion in the scientific community.
Researchers from Texas A&M are leading a $26 million decarbonization effort to convert CO2 into valuable products, driving a circular carbon economy. The initiative aims to develop cost-effective and sustainable solutions for manufacturing systems.
Dr. Abdoulaye Djire, a Texas A&M chemical engineer, has received the Army Research Office Early Career Award for his research on electrochemical ammonia production. His project aims to develop more efficient and environmentally friendly methods for producing ammonia using 2D nanostructured nitride MXenes.
A recent study by the UK Centre for Ecology & Hydrology found that growing maize to produce biomethane on drained peat emits up to three times more carbon dioxide than using natural gas. The production of crops like maize for bioenergy has rapidly increased, leading to a significant expansion of cultivated areas on drained peatlands.
A recent study reveals that urban underground space (UUS) development can provide substantial carbon-sequestration potential through geothermal energy utilization. The research analyzes China's UUS development over two decades and concludes that long-term operation of metro systems can offer significant carbon-sequestration benefits.
Notre Dame researchers have created a new tool to analyze embodied carbon in over 1 million buildings in Chicago, providing policymakers with actionable data to inform urban development decisions. The study found that extending the lifespan of buildings and reducing their size can decrease carbon emissions by two-thirds.
Jayant Baliga's IGBT invention has reduced global carbon dioxide emissions by over 82 gigatons, equivalent to offsetting emissions from three years of human activity. The technology has improved energy efficiency in various products and enabled modern compact cardiac defibrillators.
Researchers rewired a microbe to convert CO2 into mevalonate, a valuable pharmaceutical building block. The newly engineered microbes produced significantly more mevalonate than control strains, offering a promising solution for carbon capture and utilization.
Researchers have developed catalysts that achieve high ammonia Faradaic efficiency and yield rate, transforming nitrate into valuable ammonia. The study's findings provide insights into structural changes on spinel cobalt oxides, enabling more efficient and sustainable industrial processes.
Researchers evaluated 1,500 climate policies over two decades and identified successful cases, such as China's pilot emissions trading systems and the UK's minimum carbon price, which delivered major emission reductions. The study highlights the importance of well-designed policy mixes in achieving climate neutrality.
A University of Central Florida researcher has developed a nature-inspired filtration and conversion system that extracts carbon dioxide gas from the atmosphere to create fuels and chemicals. The device mimics the lotus surface, capturing carbon dioxide with a microsurface comprised of a tin oxide film and fluorine layer.
Researchers at Stanford University have designed an electrified thermochemical reactor capable of generating immense heat using electricity, replacing fossil fuels in industrial processes. The design is smaller, cheaper, and more efficient than existing technology.
The State of Wildfires report found that carbon emissions from wildfires globally were 16% above average, with Canada and Amazonia experiencing unusually high numbers of fires. Climate change increased the likelihood of extreme wildfires in these regions by at least three times and up to six times.
A Washington State University study reveals that automatic delivery robots with low carbon emissions can encourage consumers to use them when ordering food. Participants who were more environmentally aware and had less perceived risk of late or spoiled food were more likely to choose the robots.
Researchers at Pusan National University found compact cities reduce consumption-based carbon emissions through efficient public transportation, mixed land use, and pedestrian-friendly communities. This study supports the argument that compact city development is crucial for achieving carbon neutrality.
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.
A recent study by Stockholm University reveals that warming temperatures can speed up carbon dioxide emissions from ecosystems, but only if the environment is sufficiently moist. This finding highlights the critical role of water in the feedback loop between temperature and ecosystem metabolism.
A new study reveals that modern commercial aircraft create longer-lived planet-warming contrails than older aircraft, potentially offsetting their lower carbon emissions. The research highlights the challenges of reducing aviation's climate impact, with private jets also found to produce more contrails than previously thought.
Researchers estimate that installing solar panels on highways could generate 17,578 terawatt-hours of electricity per year, equivalent to more than 60% of the world's total energy consumption. This could reduce carbon emissions by up to 28% and improve road safety through shielding cars from inclement weather.
Researchers call for coordinated action to address air pollution's complexity, including elevating policy ambition, expanding regulatory scope, and integrating scientific policymaking. The paper highlights urgent need for clean air globally as health harms arise from lower concentrations.
A new study suggests that the rising earth in Antarctica will impact future sea level rise, depending on how much global warming is controlled. If humans lower greenhouse gas emissions, upward shifts in solid earth could reduce Antarctica's contribution to sea level rise by about 40%, bolstering best-case scenarios for global sea level...
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.
Research from Edith Cowan University finds that carbon assurance will likely become mandatory due to growing stakeholder demand and IFRS climate change disclosures. Companies with existing systems in place for tracking carbon emissions are expected to reap benefits, including increased shareholder investment.
A new study from Heriot-Watt University finds that a decarbonized steel industry can use lower-grade iron ore, which is currently unfeasible due to high energy and material requirements. The research suggests that integrating advanced emission reduction technologies can make this viable path economically acceptable.
Researchers create fast and sustainable method to produce hydrogen gas using aluminum, saltwater, and coffee grounds. They find that adding caffeine speeds up the reaction, producing hydrogen in just five minutes.
A study by Duke University researchers suggests that a mixed approach to reforestation, combining both planted and naturally regenerated forests, can sequester more carbon than either method alone. This approach can remove up to 10 times more carbon dioxide from the atmosphere at lower cost.
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.
A team of researchers from HKUST has identified the importance of strategic emission cap choices for ammonia industry decarbonization. By setting region-specific targets and prioritizing plant flexibility, policymakers can balance environmental goals with costs and resource availability.
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.
The University of Massachusetts Amherst has been awarded a $6.37 million grant by the EPA to create a free EPD generator tool and establish an industry standard for measuring greenhouse gas emissions. The project aims to increase transparency and trust in the steel industry, retraining engineers and steelmakers to use the new tool.
A new study reveals that global forests have consistently absorbed carbon dioxide for the past three decades, with tropical forests experiencing a decline in their ability to absorb carbon due to deforestation. However, temperate forests have shown an increase in their carbon sink capacity, largely due to extensive reforestation efforts.
A recent study reveals that Australia's forests have declined significantly over the past 30 years, contributing to a troubling trend of deforestation and forest degradation. The country's extensive deforestation for agriculture has been a major driver of carbon emissions.
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.
Burning ammonia for maritime fuel could worsen air quality and lead to devastating public health impacts, even with cleaner engine technology and green production methods. The study suggests that stronger regulations could reduce premature deaths from 600,000 to 66,000 annually
A new study suggests that using special fertilizers and crushed basalt rocks can reduce agricultural nitrous oxide emissions without harming the ozone layer. The research found a 25% reduction in N2O emissions, aligning with efforts to reach net-zero emissions while supporting increased food production.
A comprehensive analysis of US coal power plants reveals feasibility for conversion to advanced nuclear reactors, providing valuable insights for policymakers and utilities. The study uses a GIS-based tool to evaluate socio-technical and economic factors, suggesting a broad spectrum of suitability levels across different locations.
A new study by Stanford University and Arizona State University recommends California implement early vehicle retirement for heavy-duty vehicles. The policy aims to reduce cumulative emissions by two-thirds and pollution-related mortality, particularly among disadvantaged communities. This approach would be more effective than relying ...
A study by ISGlobal analyzed 919 European cities, identifying four urban configurations: compact-high density, open lowrise-medium density, open lowrise-low density, and green-low density. Compact high-density cities have lower carbon footprints but higher mortality rates due to poorer air quality and less green space.
Long-distance travel has a substantial carbon footprint, with journeys over 50 miles accounting for 70% of emissions. Research suggests targeting long-distance travel may be more effective than current efforts to reduce emissions. Changing behavior and policy can maximize reductions in carbon emissions from passenger travel.
A Princeton-led study suggests that diversifying China's urban heating systems will reduce the risk of carbon lock-in. The researchers examined three hypothetical investment scenarios and found that under a low-coal scenario, electric technologies can meet up to 34% of total district heating demand in 2030.
A new study suggests that strategically placing solar-powered resilience hubs in California could generate up to 8 GW of solar energy and reduce the state's carbon emissions by 5 million tons per year. These hubs provide critical services such as phone charging, cooling, and powering medical devices for at-risk populations.