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Saturday, August 8, 2020 | History

2 edition of Nitrous oxide from agriculture found in the catalog.

Nitrous oxide from agriculture

Tom Granli

Nitrous oxide from agriculture

by Tom Granli

  • 245 Want to read
  • 20 Currently reading

Published by Agricultural University of Norway, Advisory Service in Ås, Norway .
Written in English

    Subjects:
  • Nitrous oxide.,
  • Nitrification.,
  • Denitrification.,
  • Soil aeration.,
  • Ecology.

  • Edition Notes

    Includes bibliographical references (p. 86-124) and index.

    StatementTom Granli and Oluf Chr. Bøckman.
    SeriesNorwegian journal of agricultural sciences -- no. 12.
    ContributionsBøckman, Oluf Chr., Statens fagtjeneste for landbruket (Norway)
    The Physical Object
    Pagination128 p. :
    Number of Pages128
    ID Numbers
    Open LibraryOL15395415M

    Indirect agricultural sources of nitrous oxide remain poorly defined in most cases. There are several ways in which such indirect emissions occur. The most important of these is nitrous oxide emission arising from nitrogen leaching and run-off from agricultural soils. After fertilizer application or heavy rain, large amounts of nitrogen may. INTERNATIONAL ATOMIC ENERGY AGENCY, Manual on Measurement of Methane and Nitrous Oxide Emisssions from Agriculture, IAEA-TECDOC, IAEA, Vienna (). Download to: EndNote BibTeX *use BibTeX for Zotero.

      Through the increasing use of nitrogen (N) fertilizers due to an increasing food demand, the agricultural sector is the main contributor of anthropogenic nitrous oxide (N2O) emissions, mainly through microbial processes called nitrification and denitrification. One option to mitigate N2O, a major greenhouse gas, is to use enhanced efficiency fertilizers (EEFs). As with agriculture as a whole, better targeted fertilizer application and properly informed land-use practice may go some way to reducing nitrous oxide emissions from this source. The various livestock waste management strategies provide further ways in which emissions can be reduced.

    You’ll be interested to know there’s a book called Nitrous Oxide (Edmond Eger, editor), which reveals the following facts: (1) Despite oodles of scientific experiments, they don’t exactly know how nitrous oxide works. “The best surmise,” it says here, “is that the gas acts indirectly, perhaps through a pain-inhibiting system in the. Nitrous Oxide Fluxes and Mineral Nitrogen, Soil Science Society of America Journal, /sssajx, 64, 4, (), (). Wiley Online Library.


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Nitrous oxide from agriculture by Tom Granli Download PDF EPUB FB2

The majority of nitrous oxide comes from agriculture, including microbes in fertilized soils and animal manure. It is a potent greenhouse gas with about times the heat-trapping power of. Nitrous Oxide: A Necessary Evil Of Agriculture A new study reveals that a byproduct of farming is devastating the ozone layer.

Nitrous oxide, also known as laughing gas, is produced when. nitrous oxide from agriculture Download nitrous oxide from agriculture or read online books in PDF, EPUB, Tuebl, and Mobi Format. Click Download or Read Online button to get nitrous oxide from agriculture book now.

This site is like a library, Use search box in the widget to get ebook that you want. Nitrous oxide, N2O, is the third most important (in global warming terms) of the greenhouse gases, after carbon dioxide and methane. As this book describes, although it only comprises parts per billion of the earth's atmosphere, it has a so-called Global Warming Potential nearly times greater than that of carbon dioxide.4/5(1).

"Nitrous oxide, N2O, is the third most important (in global warming terms) of the greenhouse gases, after carbon dioxide and methane.

As this book describes, although it only comprises parts per billion of the earth's atmosphere, it has a so-called Global Warming Potential nearly times greater than that of carbon dioxide. N2O emissions are difficult to estimate, because they are.

Inhalation of nitrous oxide for recreational use, with the purpose of causing euphoria or slight hallucinations, began as a phenomenon for the British upper class inknown as "laughing gas parties". English chemist Humphry Davy offered the gas to party guests in a silken bag, and documented its effects in his book Researches, Chemical and Philosophical which investigated "nitrous.

Nitrous oxide emissions gets produced by both natural and human sources. Important natural sources include soils under natural vegetation and the oceans.

Natural sources create 62% of total emissions. Important human sources come from agriculture, fossil fuel combustion and industrial processes. Human-related sources are responsible for 38% of totalK.L., G.

Brasseur, A. Nitrous oxide (N 2 O) is an important greenhouse gas that contributes to climate change. Because it has a long atmospheric lifetime (over years) and is about times better at trapping heat than is carbon dioxide, even small emissions of N 2 O affect the climate.

Abstract. Nitrous oxide (N 2 O) emissions make up a significant part of agricultural greenhouse gas emissions. There is an urgent need to identify new approaches to the mitigation of these emissions with emerging technology. In this short review four approaches to precision managements of agricultural systems are described based on examples of work being undertaken in the UK and New Zealand.

Nitrous oxide, a highly active greenhouse gas, is released from pastures and crops using nitrogen fertilisers. However, nitrous oxide emissions from Western Australian broadacre soils are low and unlikely to warrant investment for emission mitigation alone.

Reducing nitrogen loss via nitrous oxide has the potential to reduce fertiliser costs and may increase agricultural productivity.

ALU = Agricultural land use; the share of land area that is arable, and under permanent pasture and crop, per capita. EXP = Exports of goods and services, measured as a share of GDP. N 2 OA = Agricultural nitrous oxide emissions, measured in thousand metric tons of CO 2 per capita.

Covering all aspects of nitrous oxide systems, from assessing suitability and choosing a system, through to installation and maintenance, this book presents all the facts, illustrated with colour photographs, written in the clear, easily understood Speed Pro style, and is a must for anyone considering installing a nitrous oxide s: Nitrous oxide (N2O) is an important anthropogenic greenhouse gas and agriculture represents its largest source.

It is at the heart of debates over the efficacy of biofuels, the climate-forcing. Human-made sources account for an increasingly larger share of N 2 O emissions. An estimated one-third to one-half of the nitrous oxide released into the atmosphere today is a result of human activities.

The biggest culprit: the increase in agricultural lands and synthetic fertilizer use in agriculture, which has steadily increased in recent decades.

And industrial farming—especially of. Nitrous Oxide Emissions from the Nitrogen Cycle in Livestock Agriculture: Estimation and Mitigation By Cecile A. de Klein, Richard J. Eckard and Tony J. van der Weerden Livestock agriculture accounts for 65 per cent of global N2O emissions (Steinfeld et al, ).

Nitrous oxide is emitted predominantly from agriculture using nitrogen fertiliser, and to a lesser extent burning fossil fuels and biofuels, said Dr Canadell. "The single, most important source of. Introduction. Agriculture is one of the greatest contributors to emissions of nitrous oxide (N 2 O) (Galloway et al., ; Reay et al., ), a key greenhouse gas (GHG) approximately times more potent than carbon dioxide with an atmospheric residence time of around years (Prather et al., ).Globally, the majority of N 2 O emissions arising from agricultural production occur due.

The use of commercial nitrogen (N) fertilizers has led to enormous increases in US agricultural productivity. However, N losses from agricultural systems have resulted in numerous deleterious environmental impacts, including a continuing increase in atmospheric nitrous oxide (N 2 O), a greenhouse gas (GHG) and an important catalyst of stratospheric ozone depletion.

Nitrous oxide, N2O, is the third most important (in global warming terms) of the greenhouse gases, after carbon dioxide and methane.

As this book describes, although it only comprises parts per billion of the earth's atmosphere, it has a so-called Global Warming Potential nearly times greater than that of carbon :   Nitrous oxide gas works fast as a sedative, but it doesn’t take long for the effects to wear off.

Nitrous oxide is safe. But like any type of drug, side effects may occur. Here’s a look at the. The primary human source of nitrous oxide is agricultural soil management, which accounted for two-thirds of the N 2O emissions reported in (approximately million metric tons CO 2 equivalent).

One proposed strategy to lower N 2O emissions is more efficient application of.Nitrous oxide (N 2 O) is a greenhouse gas hundreds of times more powerful than carbon dioxide. Agricultural operations account for 60% of N 2 O emissions in California. For more in-depth coverage about N 2 O emissions, check out our N 2 O emissions focus topic page.

Large bursts of N 2 O result when soil N levels are elevated and soils are relatively wet. Avoiding excess soil nitrate.We combine measurements and models to advance understanding at local (farm) scales of processes regulating emissions and removals of CO 2, CH 4 and nitrous oxide N 2 O from New Zealand’s natural and managed terrestrial systems, including pastoral agriculture.