A new global modeling study introduces a differentiated carbon pricing mechanism to coordinate regional carbon prices with cost-fairness. This approach helps raise climate ambition by reducing trade and welfare imbalances, particularly for energy-intensive and trade-exposed industries.
Researchers found that biochar can soften the impacts of swings between wet and dry conditions on soil organic carbon breakdown. The study showed that stronger moisture variability speeds up decomposition and boosts microbial activity, but biochar addition helped stabilize the soil system under variable moisture conditions.
Rising temperatures trigger a surge in carbon-degradation genes, favoring pathways that rapidly consume easily degradable carbon. This shift has significant implications for predicting carbon fluxes under climate change.
A new model by researchers at Duke University explains how trees grow differently under rising carbon dioxide levels. The study found that an engineer's view of water movement in leaves can help explain tree growth patterns in a carbon-rich atmosphere.
A new study reveals that maize roots can absorb CO2 from the soil atmosphere, contributing to plant biomass and challenging traditional views on carbon balances in croplands. The root system plays an active role in regulating carbon flows between soil, plants, and the atmosphere.
A team of scientists, led by UC Santa Barbara's David Siegel, embarked on a research expedition to the North Atlantic to study the ocean's carbon cycle. They found that tiny organic particles, known as marine snow, transport carbon from the surface to depths, and this process is critical for understanding Earth's climate.
New research reveals biochar's impact on autotrophic soil microbes that fix carbon dioxide through the Calvin cycle. In paddy soils, these microbes are active capturing carbon dioxide, while in upland soils, microbial biomass and labile carbon pools play a larger role.
A new study improves projection accuracy by combining climate model projections with observational data. The analysis reveals that many models overestimate global warming and refines estimates of the remaining carbon budget, narrowing the uncertainty range from 352-702 billion tons to 251-666 billion tons.
Researchers from UCSB have challenged the prevailing view of how carbon is fixed in the ocean's sunless depths. They found that microbes beyond autotrophic archaea and heterotrophs could be responsible for fixing carbon dioxide, providing a new understanding of deep-ocean food web dynamics.
A new study found that the rate of organic carbon decomposition in soil samples collected across the US differed by up to tenfold, with factors like fungi and iron levels strongly associated with variation. This could improve the accuracy of soil carbon feedback estimates in climate models, leading to more refined projections.
Researchers have developed sustainable carbon materials that can remove harmful pollutants from water with high selectivity and reusability. These materials also show promise in energy storage, sensing, and catalysis applications.
New research reveals that artificial light at night silently reshapes the carbon balance of entire continents by increasing ecosystem respiration but not photosynthesis. This has major implications for climate models and global carbon budgets, with potential effects on ecosystems, animal behavior, habitats, and natural patterns.
Researchers developed a distributed carbon nanofiber direct air capture filter that can turn every home, office, school or other building into a small carbon-capture system. The new filter is 92.1% efficient in removing carbon dioxide from the air, equivalent to taking 130 million cars off the road for a year.
Research at the University of Helsinki reveals that forest thinning can temporarily boost carbon storage in upland forests, while drained peatlands become stronger net carbon sources due to slower tree growth and increased decomposition. The study highlights the importance of adapting management practices to different forest types.
Researchers have discovered how to convert discarded plastics into valuable carbon-based materials, including graphene, nanotubes, and porous carbon. These materials show promise for use in environmental remediation, batteries, and supercapacitors.
Scientists at Meijo University developed a new method to synthesize small-diameter single-walled carbon nanowires with a high density of long linear carbon chains. The breakthrough enables researchers to probe the properties of these unstable carbon chains, which have outstanding theoretical mechanical strength and thermal conductivity.
Researchers found that carefully managed applications of woody biochar significantly improved soil quality, crop yield, and carbon balance in red pepper fields. Optimal biochar application levels ranged from 7 to 11 metric tons per hectare when crop residues were removed after harvest.
A new study warns that peatland carbon loss could quadruple under extreme drought events and warmer temperatures, threatening the planet's carbon sink. Researchers found that elevated carbon dioxide levels exacerbated carbon release during droughts, wiping out hundreds of years of accumulated carbon.
A recent study suggests that combining rewetting with biochar and iron sulphate additions can significantly slow down carbon loss from drained agricultural peat soils. This combination enhances carbon storage by suppressing soil enzymes and promoting the formation of iron-bound carbon compounds.
Researchers found that biochar improves soil health by increasing microbial diversity, capturing carbon, and enhancing nutrient cycling. Biochar acts as a long-lasting carbon sink, storing carbon for hundreds to thousands of years.
A new study offers a risk management approach to assess carbon removal portfolios and their potential to limit global warming over centuries. The framework suggests combining nature-based carbon storage like forestry with technology-based solutions like Direct Air Capture can provide long-term temperature stabilization.
A new study finds that Australia's tropical rainforests have become a net source of carbon dioxide to the atmosphere due to rising temperatures and droughts caused by human-driven climate change. This shift is likely to undermine the forests' ability to absorb emissions and mitigate climate change.
The research emphasizes the importance of coordinating China's multi-level carbon markets in the context of global carbon pricing. Local pilot markets are seen as experimental fields for innovation, covering small enterprises and promoting regulatory experimentation.
Researchers convert bio-tar into bio-carbon, a novel material with applications in water purification, clean energy storage, and industrial chemical reactions. Bio-carbon has higher carbon content and unique structural features, making it suitable for advanced uses.
New research suggests that technological alien life may be rare on planets without plate tectonics and too little carbon dioxide. The study found that a planet with 10% carbon dioxide could maintain a biosphere for up to 4.2 billion years, while one with 1% carbon dioxide would last only 3.1 billion years.
A study reveals that warming temperatures alone do not lead to increased carbon dioxide emissions from soil. Instead, adding more carbon and nutrients like nitrogen and phosphorus triggers higher CO2 levels released from the soil. This finding highlights the crucial role of microbes in regulating soil carbon cycling.
Researchers at Academia Sinica have engineered a synthetic carbon fixation cycle to improve photosynthetic performance and accelerate plant growth and lipid biosynthesis. The McG cycle pathway achieves a 50% increase in carbon fixation efficiency, along with enhanced biomass accumulation and lipid content.
A new study by the University of Gothenburg suggests that thawing permafrost played a significant role in raising carbon dioxide levels after the last ice age. Researchers estimate that this carbon exchange may have accounted for almost half of the rising CO2 levels.
Heat-stressed Australian mountain ash forests are losing a quarter of their trees by 2080 due to global warming. The natural thinning response to temperature stress may decline large-scale tree-planting initiatives to reduce atmospheric carbon levels.
A recent study published in Nature Communications has made a groundbreaking discovery about the contribution of phytoplankton to the global carbon cycle. Phytoplankton can directly pump stubborn carbon into the ocean, where it may persist for centuries, contradicting decades of conventional scientific wisdom.
A new global analysis reveals a critical oversight in sustainable coffee and carbon-capture initiatives. Shade-grown coffee farms store significantly more carbon than tree-planting projects can sequester, posing an incentive for farmers to remove existing trees.
A new study reveals that human influence has reduced global natural land carbon stocks by 24%, equivalent to 344 billion metric tons of carbon, mainly due to expanded pasture and croplands, as well as forest management.
Current US policies on bioenergy do not distinguish between carbon intensities of farming practices used to produce biofuels. New policies should account for farming practices that reduce direct emissions and increase soil carbon sequestration.
A study found that many low carbon taxes were initially implemented for non-climate reasons, such as generating revenue or meeting international expectations. Despite being ratcheted up over time, only a few countries showed strong evidence of sequencing to increase emissions reduction.
A new method for enhanced oil recovery proposed by researchers at The University of Texas at Austin is showing promising results in modeling studies. Alternative carbon carriers are chemical compounds engineered to store larger quantities of carbon molecules in subsurface formations, optimizing greenhouse gas transportation, utilizatio...
Researchers developed a new engineered protein-based therapy called RcoM-HBD-CCC, which acts like a sponge to soak up carbon monoxide from the blood. The therapy was tested on mice and showed promising results, clearing half of the carbon monoxide in the blood in less than a minute.
New research reveals that lake littoral zones store more carbon than previously thought, highlighting the need for inclusion in global carbon budgets. By including these zones, lakes may switch from being net carbon sources to net carbon sinks.
Researchers from Yale University have found that adding crushed calcium carbonate to agricultural fields can remove tons of carbon dioxide from the atmosphere while improving crop yields. This natural carbon removal process has the potential to support farm productivity and help mitigate climate change.
PeroCycle has appointed Grant Budge as its new CEO and opened a £4M seed round to fund pilot deployment and accelerate commercial growth. The technology converts CO2 into carbon monoxide using a perovskite-based catalyst, offering a closed-carbon-loop approach to deep decarbonisation within the steelmaking process.
Researchers developed a technology that efficiently converts carbon dioxide into carbon monoxide by precisely controlling the interaction between rhodium and a zinc-based carrier. This breakthrough enables selective conversion at lower temperatures than previously possible, increasing production rates of useful industrial materials.
Researchers at Notre Dame's School of Architecture and the Lucy Family Institute for Data & Society developed EcoSphere, an AI-powered platform that visualizes embodied carbon emissions. The tool helps city planners identify strategies to reduce carbon emissions through renovation and extended building life.
Researchers discovered that young secondary forests, aged between 20 and 40 years, exhibit the highest rates of carbon removal – locking away up to eight times more carbon per hectare than newly regenerating forests. Protecting existing young secondary forests offers immediate substantial carbon removal benefits.
The New Carbon Economy Consortium brings together experts from universities, national labs, NGOs, and industry leaders to develop a new economy that captures and stores more carbon than it emits. The consortium's vision is based on transforming carbon emissions into valuable resources, such as better chemicals and building materials.
A groundbreaking study reveals that small zooplankton like copepods and krill enhance carbon sequestration through seasonal migrations. These tiny creatures store around 65 million tonnes of carbon annually in the deep ocean.
A recent study reveals that soil viruses can enhance the accumulation of recalcitrant dissolved organic matter, leading to increased soil carbon sequestration. Viral mechanisms also highlight a novel coupled carbon and nitrogen cycling process, modulating soil greenhouse gas emissions.
Researchers found five periods of decreased ocean oxygen concentrations coinciding with increased carbon dioxide levels 300 million years ago. This discovery highlights human-driven carbon dioxide emissions as a significant threat to marine biodiversity.
The national carbon market in China integrates economic theory with international experience, covering sectoral coverage, cap setting, allowance allocation, and the MRV system. The market faces challenges including lack of an official phased development roadmap and effective market stability measures.
A new study reveals that rivers release around two gigatonnes of carbon each year, with over half coming from ancient carbon stores. This finding emphasizes the crucial part plants and shallow soil layers play in combating climate change.
A study uses a probabilistic life cycle approach to evaluate the carbon emission intensity of magnesium silicate hydrate cement (MSHC), finding that its low-carbon characteristics vary depending on mix proportions and Mg/Si ratio. Machine learning techniques improve accuracy and provide reliable scientific evidence for the construction...
A new study found that adopting low-carbon lifestyles can reduce global carbon footprints by 10.4 gigatons of CO2 equivalent, equivalent to 40.1% of household consumption-based emissions in 116 countries analysed. Researchers identified 21 low-carbon actions that could achieve this reduction if adopted by the top 23.7% of global emitters.
A new study reveals that the negative effects of the ozone hole on the Southern Ocean's carbon uptake are reversible, but only if greenhouse gas emissions rapidly decrease. The study found that as the ozone hole heals, its influence on the ocean's carbon sink diminishes, while the influence of greenhouse gas emissions rises.
A new sunlight-powered system mimics plants to separate carbon dioxide from industrial sources, reducing energy consumption and emissions. The process uses sunlight to make a stable enol molecule reactive enough to 'grab' the carbon, with potential applications in air carbon capture.
Scientists are constructing novel three-dimensional (3D) carbon crystals with superhard, conducting, and porous properties through 'Lego'-style assembly of carbon units. Experimental breakthroughs have enabled the synthesis of various 3D carbon structures using different techniques.
Research published in Global Change Biology found that tiger presence is associated with higher forest vegetation carbon stocks, lower carbon dioxide emissions, and higher carbon dioxide removal. Tiger density also seems to have a guardian effect to protect forests from deforestation and associated carbon emissions.
Despite a net gain of over 10,000 hectares in forest cover from 2000 to 2020, the Yangtze River Delta's forests experienced significant losses due to urbanization and agriculture. The study found that four times more carbon was emitted than taken up, highlighting the need for sustainable forest management.
A Yale-related nonprofit, Mati Carbon, has won the four-year, $100 million XPRIZE Carbon Removal competition with its method of crushed rocks to remove heat-trapping CO2 from the atmosphere. The process, called Enhanced Rock Weathering (ERW), also improves soil health for farmers.
A recent study presents a novel approach to optimizing peer-to-peer coupled electricity and carbon trading among prosumers. The proposed framework achieves optimal electricity–carbon P2P trading, outperforming traditional market schemes in terms of economic benefits and carbon-emission reduction.
Researchers developed an electrochemical process to sequester carbon dioxide, transforming it into durable and fire-resistant materials. The resulting mineral-polymer composites demonstrate exceptional mechanical strength and fracture toughness, offering a promising solution for carbon-negative construction.
Recent studies have shown that most of the terrestrial carbon accumulation occurs in non-living pools, such as soil organic matter and bodies of water. The research team found that around 35 gigatonnes of carbon were sequestered on land between 1992 and 2019, with a 30% increase over the last decade.
A new study finds that the majority of carbon dioxide absorbed by ecosystems is stored in dead plant material, soils, and sediments. This discovery suggests that terrestrial carbon stocks are more resilient and stable than previously thought, with most carbon sequestered over the last three decades stored in nonliving organic matter.