Sentences with phrase «as organic carbon»

Theoretically, coatings of essentially non-absorbing components such as organic carbon or sulphate on strongly absorbing core components such as black carbon can increase the absorption of the composite aerosol (e.g., Fuller et al., 1999; Jacobson, 2001a; Stier et al., 2006a), with results backed up by laboratory studies (e.g., Schnaiter et al., 2003).

As global temperatures rise, that permafrost is starting to melt, raising concerns about the impact on the climate as organic carbon becomes exposed.

Researchers led by Baiqing Xu of the Chinese Academy drilled and analyzed five ice cores from various locations across the Tibetan Plateau, looking for black carbon (a key component of soot) as well as organic carbon.

And don't any single dolt poke his nose in here and say he never knew that cyanobacteria (algae) absorb CO2, fix it as organic carbon and emit O2.

One of the pathways for the ocean to naturally sequester carbon from the atmosphere is by storing it in the deep ocean as organic carbon for hundreds — if not thousands — of years.

Not exact matches

Darin Kingston of d.light, whose profitable solar - powered LED lanterns simultaneously address poverty, education, air pollution / toxic fumes / health risks, energy savings, carbon footprint, and more Janine Benyus, biomimicry pioneer who finds models in the natural world for everything from extracting water from fog (as a desert beetle does) to construction materials (spider silk) to designing flood - resistant buildings by studying anthills in India's monsoon climate, and shows what's possible when you invite the planet to join your design thinking team Dean Cycon, whose coffee company has not only exclusively sold organic fairly traded gourmet coffee and cocoa beans since its founding in 1993, but has funded dozens of village - led community development projects in the lands where he sources his beans John Kremer, whose concept of exponential growth through «biological marketing,» just as a single kernel of corn grows into a plant bearing thousands of new kernels, could completely change your business strategy Amory Lovins of the Rocky Mountain Institute, who built a near - net - zero - energy luxury home back in 1983, and has developed a scientific, economically viable plan to get the entire economy off oil, coal, and nuclear and onto renewables — while keeping and even improving our high standard of living

This organic whole that began from an initial high bang and eventuated into the present universe is distinguished by a form of unity and diversity radical beyond all imagining: infinite differences, and diversity that is marked not by isolation but by shared atoms over millennia as well as minute - by - minute exchanges of oxygen and carbon dioxide between plants and animal.

Organicism is holistic and substantialist, visualizing carbon - based life - forms (organic in another sense) as the essence of livingness.

The Initiative is based on the finding that «4 ‰» annual growth rate of the soil carbon stock would make it possible to stop the present increase in atmospheric CO2 and aims to use a range of agricultural systems to sequester CO2 and store it in the ground as soil organic carbon (SOC).

Nearly 61 to 62 gigatons of carbon are lost from this pool as soil organic matter is oxidized by the atmosphere through tillage and erosion.

For instance, if a product has carbon containing compounds, it can be classed as organic, despite containing harmful synthetic ingredients.

New research showing organic farming more effectively restores soil carbon and reduces the cause of climate change compared to conventional techniques could sway more shoppers to buy organic — especially as conscious consumerism continues to rise.

For specific industry applications with high organic loads, enough biogas can be generated to fully cover a production plant's energy needs and still have a biogas surplus to feed it into power generators and sell electricity to the national grid, often generating carbon credits, where these apply, as well as profit.

The paper is a straightforward look at the how different shade coffee systems store carbon and their levels of greenhouse gas emissions, as well as how a few certifications (organic, Rainforest Alliance, UTZ Certified) influence those metrics.

Sustainable coffee agrosystems frequently rely on fallen leaves from their shade trees as well as the application of coffee skins and other organic matter for soil moisture retention and fertilization, providing another means in which these farms can contribute to carbon sequestration.

This new full - scale - electric feed truck is the next step in Straus» quest to show that his Marin county organic dairy farm can be carbon positive, using agriculture as a solution to reversing climate change.

As plants build up organic matter, soil animals feed on them and their debris, whilst microbes decompose the complex organic compounds to their mineral components and to carbon dioxide.

This truck is the next step in Straus» quest to show that his organic dairy farm can be carbon positive, using agriculture as a solution for reversing climate change.

A 20 percent increase in soil organic matter as a result of organic agriculture would result in an estimated amount of 9 tonnes carbon per ha, which is in line with the results over a 15 - year period103.

Known more accurately as soil organic carbon, it is part of soil organic matter, which is made up of decaying plant and animal matter, and essential elements for good plant growth such as calcium, phosphorous, and nitrogen.

According to Ms Clare Hughes from CHOICE, there is an increasing appreciation of accreditation schemes for food products — such as organic, free range, fair trade, and carbon - reduction labelling schemes.

As the price of food goes higher and higher and we worry more and more about where our food comes from, organic vs. conventional (pesticide - laden), genetically - modified organisms, carbon emissions and climate change, it makes sense to me to try to grow some of our own food.

iBaby Air is an indoor smart Wi - Fi air quality monitor and ion purifier that detects volatile organic compounds (VOCs) such as carbon monoxide, alcohol, and eight other elements.

iBaby Air is an indoor smart Wi - Fi air quality monitor and ion purifier that detects volatile organic compounds (VOCs) such as carbon monoxide, alcohol, and eighteen other elements.

Previous experiments for detecting existing life on Mars, such as the one on the 1976 Viking missions, focused on finding organic carbon, which is necessary for life as we know it but can also be produced by non-biological processes.

The process of making organic capacitors does release a little carbon dioxide, but not nearly as much as would be emitted if you let the same quantity of material burn or decay, says Caroline Burgess Clifford at Penn State University.

The vapor accompanying these particles was mostly water but contained trace amounts of simple organic compounds, as well as carbon dioxide and ammonia — all ingredients important for the sustenance and even origin of life.

As global temperatures rise and permafrost thaws, the previously frozen organic material begins to decay and releases greenhouse gases like methane and carbon dioxide.

And without organic compounds — molecular combinations of carbon and hydrogen — life as we know it is not imaginable.

New research suggests that a chemical group known as phenolics may help soils on organic farms retain more carbon

As plants in and around the lake grow larger and / or proliferate, the amount of organic carbon available when they die and the rate at which they break down in soil increases.

«The combined effect of both parameters showed no real patterns, as some pollutants were more sensitive to changes in temperature and others to increased organic carbon content,» says Matyas Ripszam.

Natelson's research involves complicated electron flow through single - molecule transistors, as well as organic semiconductors — carbon - based materials that are intended to replace silicon transistors in some electronic devices.

The acids form when organic, carbon - containing compounds and water are zapped with a source of energy, such as photons — a process that can take place on Earth or in space.

The U.S. Geological Survey estimates that methane locked in ice (known as hydrates) could contain more organic carbon than all the world's coal, oil, and nonhydrate natural gas combined.

Freshwater such as lakes, though, receive various sources of carbon dioxide from decomposing organic and inorganic matter swept into them, which makes it hard for scientists to distinguish between the direct effects of rising atmospheric CO2 and these other elements.

As a catalyst, it performs three or four micro-steps that enable two organic molecules to react and join together via a new carbon - to - carbon bond.

«The deposition of compounds such as sugars and organic acids from living roots can increase the activity of bacteria and fungi, and it's this increase in activity that accelerates the decomposition of carbon in the soil, leading to higher CO2 emissions,» Sulman said.

With its sophisticated on - board chemistry lab, Curiosity is hunting for more robust signs of habitability, including organic compounds — the carbon - based building blocks of life as we know it.

To minimize carbon and nutrient loss, Berthrong recommends foresters leave woody debris on the site after harvest as well as reduce plowing, which increases erosion and decomposition of buried organic matter.

A team led by scientists at Lawrence Berkeley National Laboratory found that the type of plant inputs (that is, root or needle litter) affected total carbon and nitrogen retention over 10 years, but that soil horizon (essentially, the layer of soil, such as the topsoil organic or deeper mineral layers) affected how the litter - derived soil organic material is stabilized in the long term.

The team used stable isotope labels to trace plant litter - derived carbon and nitrogen as the litter decomposed and formed soil, specifically the fraction of soil called organic matter, which comes from plant inputs and microscopic animals.

This phenomenon can be explained by the low quantities of organic matter returned to the soil without forest cover, as well as cultivation practices which favour carbon losses.

These bacteria then have free reign to decompose the organic matter and release carbon into the atmosphere as the greenhouse gasses carbon dioxide and methane.

That could explain two other anomalies from the era's geologic record, Lenton says: the large amounts of organic - rich shale that were deposited as nearshore sediments and the unusually high proportion of carbon - 13 isotopes in the rocks.

Photo credit: DRIChakrabarty and colleagues found to their surprise that funeral pyre emissions contain sunlight - absorbing organic carbon aerosols known as brown carbon.

The study also shows that wetlands, thought of as a useful tool for conservation and carbon sequestration, may require consistent flooding to realize environmental benefits from organic matter accumulation.

And as a basis for gas sensors in particular, carbon nanotubes combine advantages (and avoid shortcomings) of more established materials, such as polymer - based organic electronics and solid - state metal - oxide semiconductors.

With many sources of pollution in some parts of the world, however, air pollution also can contain a mix of hazardous gaseous molecules, such as carbon monoxide, formaldehyde, sulfur dioxide and other volatile organic compounds.

Soil microbes decompose plant and other organic matter, in the process releasing carbon dioxide and soluble inorganic nitrogen, such as ammonium or nitrate.