A University of Washington study reveals that polar oceans export organic carbon to the deep sea more efficiently than other regions, storing it for centuries. This process, known as the biological pump, highlights the importance of the polar ocean in mitigating climate change.
Dr. Rodney S. Ruoff has been recognized with the SGL Carbon Award for his pioneering discoveries in carbon science, including the understanding of nanostructures and 2D materials. His work has greatly accelerated industrial developments in graphene-based materials and electrical energy storage systems.
The IBS team developed a novel approach to synthesize carbon nanostructures by embedding lanthanum ions in zeolite pores, resulting in graphene-like materials with high electrical conductivity. This efficient synthesis strategy enables the scalable production of carbon nanostructures for various applications.
Researchers at the University of Exeter found that peatland ecosystems' ability to absorb and store carbon is threatened by rising sea levels due to increased salt concentrations. The study highlights the vulnerability of blanket bogs in Northwest Scotland to sea-level rise, which could lead to a sharp decline in carbon storage.
Weizmann Institute researchers successfully engineer E. coli bacteria to consume carbon dioxide and produce sugars, a breakthrough that could help address global food security and climate change. By adapting the bacteria's metabolism through evolution, scientists have created a new tool for studying and improving carbon fixation.
A study published in Nature Climate Change found that carbon dioxide emissions from dry soils will strengthen the climate forcing impact of thawing permafrost. In contrast, oxygen-poor wetlands primarily release methane. The research highlights the need to monitor changes in soil moisture conditions, which have a greater effect on carb...
A study by Northern Arizona University's Christina Schädel found that carbon dioxide is the largest contributor to permafrost thawing, with dry soils releasing more CO2 than wet ones. This discovery highlights the need to monitor changes in soil moisture conditions to better understand the impact of permafrost thawing on climate change.
Research by Dr Iain Hartley at the University of Exeter found that carbon dioxide is the biggest player in controlling future rates of permafrost thaw. Soils with dry conditions release more than three times as much carbon as those with wet, low-oxygen conditions.
Researchers used computer modeling to predict viscosity in CO2 capture materials, allowing for the design of low-viscosity liquids that can efficiently bind carbon dioxide. This could lead to cost savings and improved efficiency in carbon capture technology.
Tropical forests store vast amounts of carbon through photosynthesis, but the impact of large animals on seed dispersal affects this process. A study found that tree species dependent on large animals for seed dispersal have higher carbon storage potential than those with smaller seeds.
Despite a severe drought, the contiguous United States remained a carbon sink in 2012, absorbing more carbon during warmer springs and releasing less during dry summers. The unique combination of measured data from various sources allowed researchers to calculate the carbon exchange for the entire US during this period.
A Dartmouth study finds that clear-cutting forest soils increases carbon release, contributing to climate change. Soils store up to 50% of total ecosystem carbon, and logging disrupts soil carbon dynamics.
Researchers found trees exchange large quantities of carbon among different species through mycorrhizal fungi. This discovery questions the concept of tree individuality and adds a new dimension to the role of these fungal networks in forests.
Researchers have stabilised ultra-long carbyne chains with over 6,400 carbon atoms, surpassing previous records. The new method uses double-walled carbon nanotubes to create the stable chains, which could lead to new nano-electronic applications.
Researchers have synthesized micrometer length-scale carbon chains, surpassing previous records by more than one order of magnitude. The discovery confirms the existence of ultra-long linear carbon chains, also known as carbyne, using various advanced spectroscopic and microscopic techniques.
Researchers used foraminifera, tiny ocean dwellers, to reconstruct past oxygen levels and determine how much carbon dioxide was stored in the oceans during ice ages. The study provides insight into natural climate cycles and may help predict future environmental changes.
The article discusses a scientific plan developed by UCSB researchers to quantify present conditions in the ocean's carbon cycle and predict its future states. The plan, known as EXPORTS, combines modeling, satellite data, and field sampling to understand how carbon is processed by the world's oceans.
A new Dartmouth study finds that Arctic soils are releasing stored carbon into the atmosphere at an accelerated rate due to rising temperatures and moisture levels. The research suggests that warmer conditions could create a positive feedback loop, further boosting global temperatures.
A new study published in Proceedings of the National Academy of Sciences confirmed that the ocean played a significant role in the rise of atmospheric carbon dioxide during the last deglaciation. The researchers found that during this period, there were rapid releases of carbon from land sources such as plants and soils, contributing t...
Researchers at Vanderbilt University and George Washington University have developed a way to convert carbon dioxide into batteries using graphite electrodes replaced with carbon material recovered from the atmosphere. This process produces carbon nanotubes that can be incorporated into lithium-ion and sodium-ion batteries, offering a ...
Scientists have made significant breakthroughs in understanding the ocean's role in absorbing carbon dioxide from the atmosphere. Using satellite and ship measurements, they found that around a quarter of the CO2 released into the atmosphere ends up in the oceans, equivalent to two million double-decker buses or 72,000 Boeing 747s annu...
Research shows carbon footprint labels influence consumer choice, with usage-related emissions being most important factor. Consumers value recycling and prefer manufacturers to offset emissions, rather than taking direct action.
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 study has uncovered a complex planktonic network influencing the ocean's biological carbon pump, which removes carbon from the atmosphere. The research found that certain bacterial and viral genes predict variations in carbon export, enabling better predictions of climate change effects.
A new study reveals that giant icebergs in the Southern Ocean contribute significantly to carbon sequestration, with enhanced phytoplankton productivity extending hundreds of kilometers beyond the iceberg's length. This process helps slow global warming by storing atmospheric carbon dioxide.
The ORCAS field campaign aims to understand the role of the Southern Ocean in absorbing excess carbon dioxide emitted into the atmosphere. By tracking oxygen and carbon dioxide levels, scientists will gain insights into the ocean's ability to act as a carbon sink.
A new study reveals that freshwater rivers and streams transport or store more than 220 billion pounds of carbon each year. This finds that the actual carbon storage in forests is decreased by almost 30 percent once accounting for the leaking carbon into aquatic environments.
A global challenge is launched to discover new carbon-bearing minerals, with an estimated 145 yet-to-be-described minerals waiting discovery. Researchers believe most of these minerals will be hydrous carbonates, potentially making them challenging for collectors to find.
Researchers from North Carolina State University have discovered a new phase of solid carbon, called Q-carbon, which has unusual characteristics such as ferromagnetism. They have developed a technique for creating diamond-related structures at room temperature and ambient atmospheric pressure using Q-carbon.
A recent study published in Frontiers in Earth Science found that climate change is likely to increase the input of black carbon to the Arctic Ocean. The team, led by University of Georgia Skidaway Institute of Oceanography scientist Aron Stubbins, discovered that black carbon stored in Arctic soils is being exported to the oceans.
Research suggests certain types of carbon-intensive algae are flourishing as carbon pumps, removing CO2 from the atmosphere. A shift in phytoplankton dominance occurred over the past millennium, with a more recent transition happening in less than 200 years.
The US Forest Service found that forest carbon sequestration may decline overall over the next 25 years, with some regions experiencing a gradual decline and others a rapid decline due to disturbances like fire and insect epidemics.
Researchers found that dissolved organic carbon is efficiently removed from ocean water when heated to mimic hydrothermal vent conditions. This process converts the organic molecules into carbon dioxide, reducing oceanic carbon storage.
Researchers found that over half of the dissolved organic carbon in ancient yedoma permafrost decomposes within one week after thawing, producing significant amounts of carbon dioxide. This rapid decomposition is attributed to high concentrations of easily degradable organic acids, posing a critical threat to aquatic ecosystems.
A new study finds that Alaskan permafrost soil is biodegradable, releasing its stored carbon directly back into the atmosphere as CO2. The process occurs rapidly, with almost half of the carbon being consumed by microbes within 200 hours.
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.
Research in Alaska's Yukon Flats reveals massive carbon losses due to increasing fire frequency, challenging assumptions about recent fire activity. The study finds that the region has become a net exporter of carbon, posing a significant threat to the global carbon cycle and climate balance.
A recent study published in Proceedings of the National Academy of Sciences found that climbing vines are significantly reducing carbon storage in tropical forests by crowding out and killing trees. The researchers discovered that woody climbing plants, or lianas, substantially reduce forest-level carbon uptake and storage.
A team of researchers developed a simple model of permafrost carbon based on direct observations. For every one degree Celsius of global warming, the amount of permafrost carbon that enters the atmosphere is equivalent to 1.5 years of global carbon dioxide emissions.
Research reveals that hydrothermal vent systems convert long-lived organic carbon into more readily available forms, balancing the continuous supply from surface oceans. This mechanism addresses the long-standing question of why deep ocean dissolved organic carbon (DOC) levels remain constant.
Researchers analyzed deep sea coral samples to reveal that past carbon dioxide spikes occurred alongside high ocean circulation events. The findings suggest that excess carbon in the deep ocean was flushed out, releasing CO2 into the atmosphere.
A new study finds that many forests cannot absorb as much carbon dioxide as projected because of a shortage in vital nutrient nitrogen. This limits the ability of plants to fix carbon, leading to higher net carbon emissions.
Researchers have designed enzyme-functionalized micromotors that can rapidly remove carbon dioxide from water and convert it into a usable solid form, potentially helping to mitigate ocean acidification and global warming.
The symposium aims to address the role of urban soils in storing carbon and mitigate climate change. Experts propose various management options such as biodiversity enhancement and sustainable land use practices to increase soil carbon storage.
The Southern Ocean's carbon sink has renewed its strength, absorbing more atmospheric carbon dioxide over the past decade. This improvement is attributed to changes in sea surface temperature and dissolved inorganic carbon levels.
Researchers will investigate how disturbances like fire and insect infestation are changing the Earth's carbon absorption, and use models to optimize observation networks for detecting impact on ecosystem carbon balance. The project aims to understand how terrestrial landscapes are shifting from being a net carbon sink to a source.
Research by Umeå University reveals that streams and rivers release notable amounts of carbon dioxide from organisms' respiratory processes. This finding highlights the importance of understanding these mechanisms in predicting the impact of climate change on greenhouse gas concentrations.
A new study found that Arctic rivers, such as the Mackenzie River, are responsible for burying large amounts of organic carbon from thawing permafrost at sea. This process locks away carbon dioxide and helps stabilize the earth's CO2 levels over time, providing a potential natural sink for excess greenhouse gas emissions.
A new study suggests that the world's deserts may be storing significant amounts of climate-changing carbon dioxide, with estimates suggesting up to 20 billion metric tons stored in underground aquifers. This discovery could improve models used to predict future climate change and enhance calculations of the Earth's carbon budget.
A new IIASA study examines the effect of reducing short-lived air pollutant and greenhouse gas emissions on carbon budgets compatible with the 2°C climate target. The researchers found that stringent reductions in methane emissions could increase the size of the carbon budget by up to 20%.
Researchers discovered novel enzymes in microorganisms called archaea that break down organic matter into carbon dioxide, with implications for climate change. The study found that an increase in ocean temperature accelerates this process, releasing more carbon dioxide and methane into the atmosphere.
Researchers estimate that subduction returns almost no carbon to the mantle, with 'exchange between reservoirs in balance.' New analysis sheds light on Earth's climate over geologic time scales and implications for life.
Researchers found that increased CO2 levels restrict plants' ability to absorb nitrogen, a key nutrient for crop growth. The study reveals reduced nitrogen content in crops regardless of growth stimulation or fertilizer addition.
A study led by Argonne National Laboratory emphasizes the significance of land management practices in retaining carbon, especially under cellulosic biofuel production scenarios. Effective management can increase soil organic carbon storage by up to 2.6% when 90% of harvest residue is returned.
The new material has exceptional energy-storage capacity, enabling unprecedented performance in lithium-sulfur batteries and supercapacitors. Designer carbon can be fine-tuned for various applications by adjusting the type of polymers and organic linkers used during fabrication.
A new paper published in Biogeosciences confirms that the Earth's capacity to absorb carbon dioxide from the atmosphere has increased with rising carbon emissions. This is a positive development, as it suggests that without this increased absorption, CO2 levels would be twice what they are today.
Scientists from Woods Hole Oceanographic Institution calculated the first direct estimate of how much organic carbon is exported to the ocean by rivers. The study found that rivers transport approximately 200 megatons of carbon to the ocean annually, with 80% coming from terrestrial biosphere and 20% from petrogenic sources.
Researchers estimate that fjords bury about 18 million tonnes of organic carbon annually, equivalent to 11% of global marine carbon burial. Fjords are 'hotspots' for carbon burial due to their deep and stable environments.
A recent study found that thawing permafrost in Siberia is releasing ancient carbon into the atmosphere, which is then consumed by microbes and released as carbon dioxide. This process accelerates global warming and creates a runaway effect. Scientists are now studying the impact of this phenomenon on climate change.
A study found that thawing Arctic permafrost converts 60% of its organic carbon to carbon dioxide in two weeks, potentially creating a positive feedback loop. This release could significantly affect the climate change picture by introducing ancient carbon into the global carbon cycle.