Articles tagged with Soil Carbon
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
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Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers studied how climate change impacts boreal forests' carbon absorption after fires. They found that regrowth is influenced by the partnership between plants and soil microbes, which weakens with climate change.
A study published in Nature found that warming tundras release more carbon due to increased ecosystem respiration. The experiment revealed a 30% boost in respiration during the growing season, leading to significant changes in soil moisture and temperature.
A recent study published in Science reveals a vast store of global soil inorganic carbon (SIC) amounting to 2,305 billion tons, surpassing vegetation's combined carbon content. This 'hidden pool' is vulnerable to environmental changes, posing significant risks to ecosystem functions and climate change mitigation strategies.
China's karst inorganic carbon storage plays a significant role in mitigating climate change, with a calculated Concentration and Storage of Carbonate Sink Form (CCSF) of 22.76 t CO2 km-2 a-1. The CCSF varies by region, with higher values in the southern karst area due to high water and heat flux.
Scientists have developed a new method to estimate soil organic carbon in the US, providing a more accurate benchmark for policymakers. The study reveals how environmental variables affect soil organic carbon and offers insights into mitigating climate change through sustainable land management practices.
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.
A new model integrating soil microbes and large perennial grasses into the DayCent framework improves its representation of ecosystem dynamics. The updated model includes a live microbial biomass pool and dead microbial biomass pool to simulate carbon storage in soils, enhancing the evaluation of bioenergy crop sustainability.
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 team of researchers proposes a new method to track the elusive origins of CO2 emissions from streams, accounting for 60% of emissions under alkaline conditions. Using carbonate buffering, scientists can better understand the balance of CO2, water, and carbonate in stream systems.
A new study reveals that even small incremental increases in tree cover on agricultural land in mountain regions can provide significant climate change mitigation benefits within a decade. Agroforestry practices can help conserve irrecoverable carbon, improve biodiversity, and enhance ecosystem services in mountain systems.
Mangrove forests in regions like southern India and eastern Australia are affected by human development, leading to a decline in global mangrove carbon stocks. The study predicts an annual rate of carbon emissions from mangrove loss will rise to 3,392 Teragrams by the end of the century.
Researchers developed a new model incorporating genetic information from microbes to better understand soil carbon sequestration and plant-microbe interactions. This approach enables more accurate prediction of global carbon cycle changes in climate models, informing agricultural strategies to preserve carbon and mitigate climate change.
Researchers found that electrostatic charges, structural features of carbon molecules, and surrounding metal nutrients play major roles in soil's ability to trap carbon. The study aims to help predict which soil chemistries are most favorable for trapping carbon.
Tidal landscapes like mangroves and salt marshes are a greater carbon sink than previously thought, with stored carbon in biomass and muddy soils contributing to climate change mitigation. The new findings also show that bicarbonate exports from these ecosystems double the size of the carbon trap, making them even more effective.
New research reveals permafrost's dominant role in shaping Arctic rivers and storing massive amounts of carbon. Thawing permafrost could unleash billions of tons of CO2, exacerbating climate change.
A recent study found that beef operations with lifelong grass-based diets may produce a 42% higher carbon footprint when considering soil carbon sequestration and carbon opportunity costs. This is in contrast to grain-finished operations, which have been previously shown to have a lower environmental impact. The study's findings emphas...
Researchers used AI to analyze tree databases and found that temperature and precipitation are strong predictors of non-native species invasion. The study also reveals that global forest carbon potential is considerably below natural levels, with most potential located in existing forests.
A recent study estimates that healthy forests could absorb up to 328 billion tons of carbon, with a significant portion of this potential achievable through sustainable forest management. By protecting existing forests and reconnecting fragmented landscapes, we can sequester an additional 139 Gt of carbon.
Researchers use rhenium as a proxy for carbon to quantify the rate of fossil carbon dioxide release into the atmosphere. The study found that high rates of carbon breakdown persist from mountaintop to floodplain, offering valuable insights into the planet's history and response to climate challenges.
A new study has found that northern peatlands have accelerated in expansion over the past 1,500 years, with an average growth rate of approximately one centimeter per year. This increase in peatland area is significant for carbon sequestration and storing ecosystems.
Research reveals that lightning ignitions account for 77% of burned areas in intact extratropical forests, which store vast quantities of carbon. Climate change is projected to increase lightning frequency, posing a significant threat to these forests and the planet's carbon storage.
Researchers have created high-resolution maps showing the potential for biochar to sequester large amounts of carbon, with Bhutan and India leading the way in reducing their greenhouse gas emissions. The study suggests that biochar production can remove up to one billion metric tons of carbon from the atmosphere annually.
A new RMIT study reveals that feral horses can release significant amounts of carbon dioxide from Australian alpine peatlands, compromising their ability to capture and store carbon. The research found that degraded peatlands, caused by horse trampling and grazing, emit more carbon than intact sites.
Researchers at West Virginia University are studying the effects of acid rain on forests and watersheds, a project involving middle school students. The team aims to understand how ecosystems respond to chronic changes in environmental conditions, including the recovery phase after acid rain stops falling.
Researchers at UC Davis and Cornell University found that crushed rock can store carbon dioxide in soils for short time scales, equivalent to taking 350,000 cars off the road every year. The study tested this technology in a dry climate and showed promising results, suggesting a new way to verify carbon removal via enhanced weathering.
Researchers from Aarhus University found that current inventory methods rely solely on nitrogen content, neglecting degradability and leading to misleading inventories. The study suggests a distinction between mature and immature crop residues could improve accuracy and target mitigation strategies.
A study by the University of Córdoba found that ground cover reduces erosion, runoff, and organic carbon loss in Mediterranean olive groves. The research showed a significant decrease in carbon loss of up to 76.4% compared to conventional tillage.
Ecologists say that carbon-capture tree plantations have a negative impact on tropical biodiversity and ecosystem services, despite their potential to offset climate change. In contrast, intact ecosystems like forests, grasslands, and savannahs store large quantities of carbon below ground and provide multiple ecosystem services.
Re-wetting southern peatlands along the US south Atlantic coast could significantly boost carbon storage and reduce greenhouse gas emissions. A new Duke University study reveals that maintaining water levels between 20-30 cm below the local water table can increase CO2 storage by up to 90%.
Researchers suggest transforming arid ecosystems into efficient carbon-capture systems by engineering ideal combinations of plants, soil microbes, and soil type. This approach could result in significant increases in plant and soil carbon sequestration within less than ten years.
Researchers found that ancient Amazonians intentionally created dark earth by modifying the environment to improve soil fertility. This practice allowed for large and complex societies to thrive, with stored carbon remaining in the soil for hundreds to thousands of years.
Jennifer Kane is studying how microbes interact with Miscanthus roots to boost productivity and sustainability. The research aims to understand what conditions enable the plant to prosper, with potential implications for bioenergy production on marginal lands.
Researchers will track how key minerals form in a watershed to build a fuller picture of the processes that allow soil to store carbon as organic matter. Understanding these mechanisms can help develop practices and incentives for a carbon market economy, potentially harnessing Earth's natural mechanisms to combat climate change.
Researchers at the University of São Paulo estimate that Brazil's active legal mines will release 2.55 gigatonnes of CO2 into the atmosphere if not managed sustainably. The country's technosols, derived from mine tailings and waste, could offset up to 60% of soil-related emissions, according to a new study.
A recent study found that grasses account for over half of the soil carbon content across tropical savannas, including soils directly beneath trees. The researchers' findings suggest that increasing tree cover in these ecosystems has a negligible impact on soil carbon storage.
A recent study reveals Arctic soil methane uptake may be greater than previously believed. Methane consumption increases under dry conditions and with labile carbon substrates' availability. High-latitude warming affects atmospheric methane uptake to a lesser extent than associated large-scale drying.
Researchers mapped canopy soils to determine where they form and how they support biodiversity. These 'soil-in-miniature' contain abundant plant and animal life, including epiphytes and air plants.
A new study quantifies the climate benefits of enhanced weathering, applying ground-up silicate rock to Midwestern farm fields to capture significant amounts of carbon dioxide. The method reduced net carbon loss to the atmosphere by 42% in maize plots and more than doubled carbon storage in miscanthus plots.
A new UCF project aims to examine a method to keep carbon from escaping soils and trapping heat in Earth's atmosphere. Researchers will focus on histosols in the Everglades Agricultural Area, adding fine minerals to prevent carbon release.
A new study suggests that applying crushed volcanic rocks to agricultural fields can draw down 217 gigatons of carbon dioxide, meeting the lower end of the IPCC's 2100 target. The method, called enhanced rock weathering, is more efficient in hot and wet tropical regions and works well in warmer temperatures.
A recent study by USU ecologist Jessica Murray found that tree canopies store significant amounts of carbon, with the ability to store up to 4% of total soil carbon. Climate and tree size play a crucial role in canopy soil abundance, and its decline could lead to a significant decrease in carbon storage resources.
Researchers developed a new method to estimate soil organic carbon stocks in agricultural fields, reducing the number of samples needed by 30%. The approach uses doubly balanced sampling and accounts for auxiliary information available in elevation maps, satellite images, and previous surveys. By improving soil sampling efficiency, thi...
Researchers are working to understand and predict wildfires' effects on the environment, including their impact on the carbon cycle and biodiversity. Studies have shown that repeated wildfires can accelerate the transition from tree- to shrub-dominated ecosystems, reducing plant diversity.
A recent study found that warming in Northern ecosystems leads to a massive loss of carbon in the soil, with up to 40% released into the atmosphere within years after warming. The research team also discovered that plant productivity becomes nitrogen limited under warming conditions, reducing the ecosystem's ability to store carbon.
The Carbon SMART project trains farmers to monitor carbon levels in soil and practice climate-smart conservation practices, increasing soil health. The team will primarily work with farmers from underserved communities, monitoring the success of various conservation methods.
A novel framework guides informed and effective soil management as carbon sinks, considering context-dependent environmental conditions. Management targeting 'labile' carbon is more effective in increasing carbon sequestration than focusing on 'stabilized' carbon.
A decade-long study reveals that warmer temperatures lead to significant loss of organic compounds in deep forest soils, affecting carbon sequestration. This finding has implications for natural carbon sinks and soil management practices.
A study by University of Zurich researchers found that global warming is accelerating the decomposition of soil humus and affecting plant storage of carbon. The findings have significant implications for relying on soils as a natural carbon sink to tackle global warming.
A new study finds that mycorrhizal fungi store up to 36% of yearly global fossil fuel emissions' carbon, equivalent to roughly 13 gigatons. This vast underground network is essential to both storing carbon and global biodiversity.
Researchers found that plants allocate a significant amount of carbon to mycorrhizal fungi, equivalent to roughly one-third of carbon emitted yearly by fossil fuels. This discovery highlights the importance of understanding fungal networks in soil ecosystems and their role in mitigating climate change.
A recent study has found that microbes play a crucial role in storing carbon in the soil, with a four-fold greater importance than other processes. This breakthrough could lead to improved soil health and increased food security through targeted farm management practices.
A new study maps Australia's terrestrial and blue carbon soils, revealing the continent holds 27.9 gigatonnes of carbon, equivalent to 700 times annual electricity emissions. The research emphasizes the need to protect key ecosystems threatened by human activities and climate change.
The US has lost 57.6 billion tons of topsoil due to farming practices, but new research suggests no-till methods can drastically reduce erosion and extend fertility for centuries. No-till farming, currently practiced on 40% of Midwest cropland acres, can modelled to slow down soil loss.
A new review of research suggests that applying biochar to agricultural fields can reduce greenhouse gas emissions, particularly nitrous oxide and methane. The study found that biochar can store carbon in stable forms for thousands of years, making it a promising technology for achieving negative emissions.
Research reveals that prescribed burns create favorable conditions for stinknet to spread, outcompeting native plants and reducing soil health. Targeted treatments after burns can help mitigate this issue.
A new study reveals that microorganisms can adapt to temperature changes and even benefit from them. The organisms differ in their sensitivity to temperature changes, with bacteria being more sensitive than fungi. This adaptation allows them to store carbon in soil, slowing down global warming.
A WVU researcher is creating mathematical models to predict how bioenergy crops enhance and store soil carbon, potentially spurring renewable energy from biological sources. The model considers factors like plant roots, microbes, and feedstocks to determine net carbon benefits or losses.
A new metric, called the carbon storage (CS) factor, enables urban planners to evaluate how a new development will affect the city's carbon balance. By using the right kind of wooden construction technologies, up to 70% of future construction can preserve lost forest carbon storage capacity.
Researchers used an advanced ecosystem model to assess the impacts of winter cover cropping on soil organic carbon accumulation. They found that growing cover crops can increase SOC by 0.33 megagrams per hectare per year and that SOC benefits can be improved through increasing cover crop biomass.