Home > Research > Publications & Outputs > Very Strong Atmospheric Methane Growth in the 4...

Associated organisational unit

Links

Text available via DOI:

View graph of relations

Very Strong Atmospheric Methane Growth in the 4 Years 2014–2017: Implications for the Paris Agreement

Research output: Contribution to journalJournal article

Published

Standard

Very Strong Atmospheric Methane Growth in the 4 Years 2014–2017 : Implications for the Paris Agreement. / Nisbet, E. G.; Manning, M. R.; Dlugokencky, E. J.; Fisher, R. E.; Lowry, D.; Michel, S. E.; Myhre, C. Lund; Platt, S. M.; Allen, G.; Bousquet, P.; Brownlow, R.; Cain, M.; France, J. L.; Hermansen, O.; Hossaini, R.; Jones, A. E.; Levin, I.; Manning, A. C.; Myhre, G.; Pyle, J. A.; Vaughn, B.; Warwick, N. J.; White, J. W. C.

In: Global Biogeochemical Cycles, Vol. 33, No. 3, 01.03.2019, p. 318-342.

Research output: Contribution to journalJournal article

Harvard

Nisbet, EG, Manning, MR, Dlugokencky, EJ, Fisher, RE, Lowry, D, Michel, SE, Myhre, CL, Platt, SM, Allen, G, Bousquet, P, Brownlow, R, Cain, M, France, JL, Hermansen, O, Hossaini, R, Jones, AE, Levin, I, Manning, AC, Myhre, G, Pyle, JA, Vaughn, B, Warwick, NJ & White, JWC 2019, 'Very Strong Atmospheric Methane Growth in the 4 Years 2014–2017: Implications for the Paris Agreement', Global Biogeochemical Cycles, vol. 33, no. 3, pp. 318-342. https://doi.org/10.1029/2018GB006009

APA

Nisbet, E. G., Manning, M. R., Dlugokencky, E. J., Fisher, R. E., Lowry, D., Michel, S. E., Myhre, C. L., Platt, S. M., Allen, G., Bousquet, P., Brownlow, R., Cain, M., France, J. L., Hermansen, O., Hossaini, R., Jones, A. E., Levin, I., Manning, A. C., Myhre, G., ... White, J. W. C. (2019). Very Strong Atmospheric Methane Growth in the 4 Years 2014–2017: Implications for the Paris Agreement. Global Biogeochemical Cycles, 33(3), 318-342. https://doi.org/10.1029/2018GB006009

Vancouver

Nisbet EG, Manning MR, Dlugokencky EJ, Fisher RE, Lowry D, Michel SE et al. Very Strong Atmospheric Methane Growth in the 4 Years 2014–2017: Implications for the Paris Agreement. Global Biogeochemical Cycles. 2019 Mar 1;33(3):318-342. https://doi.org/10.1029/2018GB006009

Author

Nisbet, E. G. ; Manning, M. R. ; Dlugokencky, E. J. ; Fisher, R. E. ; Lowry, D. ; Michel, S. E. ; Myhre, C. Lund ; Platt, S. M. ; Allen, G. ; Bousquet, P. ; Brownlow, R. ; Cain, M. ; France, J. L. ; Hermansen, O. ; Hossaini, R. ; Jones, A. E. ; Levin, I. ; Manning, A. C. ; Myhre, G. ; Pyle, J. A. ; Vaughn, B. ; Warwick, N. J. ; White, J. W. C. / Very Strong Atmospheric Methane Growth in the 4 Years 2014–2017 : Implications for the Paris Agreement. In: Global Biogeochemical Cycles. 2019 ; Vol. 33, No. 3. pp. 318-342.

Bibtex

@article{6f0959d2dc1e48ea85e453f89f001f07,
title = "Very Strong Atmospheric Methane Growth in the 4 Years 2014–2017: Implications for the Paris Agreement",
abstract = "Abstract Atmospheric methane grew very rapidly in 2014 (12.7±0.5 ppb/yr), 2015 (10.1±0.7 ppb/yr), 2016 (7.0± 0.7 ppb/yr) and 2017 (7.7±0.7 ppb/yr), at rates not observed since the 1980s. The increase in the methane burden began in 2007, with the mean global mole fraction in remote surface background air rising from about 1775 ppb in 2006 to 1850 ppb in 2017. Simultaneously the 13C/12C isotopic ratio (expressed as δ13CCH4) has shifted, in a new trend to more negative values that have been observed worldwide for over a decade. The causes of methane's recent mole fraction increase are therefore either a change in the relative proportions (and totals) of emissions from biogenic and thermogenic and pyrogenic sources, especially in the tropics and sub-tropics, or a decline in the atmospheric sink of methane, or both. Unfortunately, with limited measurement data sets, it is not currently possible to be more definitive. The climate warming impact of the observed methane increase over the past decade, if continued at >5 ppb/yr in the coming decades, is sufficient to challenge the Paris Agreement, which requires sharp cuts in the atmospheric methane burden. However, anthropogenic methane emissions are relatively very large and thus offer attractive targets for rapid reduction, which are essential if the Paris Agreement aims are to be attained.",
keywords = "Atmospheric methane, Methane isotopes, Wetland methane emissions, Fossil fuel methane emissions, OH destruction of methane, Paris Agreement",
author = "Nisbet, {E. G.} and Manning, {M. R.} and Dlugokencky, {E. J.} and Fisher, {R. E.} and D. Lowry and Michel, {S. E.} and Myhre, {C. Lund} and Platt, {S. M.} and G. Allen and P. Bousquet and R. Brownlow and M. Cain and France, {J. L.} and O. Hermansen and R. Hossaini and Jones, {A. E.} and I. Levin and Manning, {A. C.} and G. Myhre and Pyle, {J. A.} and B. Vaughn and Warwick, {N. J.} and White, {J. W. C.}",
year = "2019",
month = mar,
day = "1",
doi = "10.1029/2018GB006009",
language = "English",
volume = "33",
pages = "318--342",
journal = "Global Biogeochemical Cycles",
issn = "0886-6236",
publisher = "AMER GEOPHYSICAL UNION",
number = "3",

}

RIS

TY - JOUR

T1 - Very Strong Atmospheric Methane Growth in the 4 Years 2014–2017

T2 - Implications for the Paris Agreement

AU - Nisbet, E. G.

AU - Manning, M. R.

AU - Dlugokencky, E. J.

AU - Fisher, R. E.

AU - Lowry, D.

AU - Michel, S. E.

AU - Myhre, C. Lund

AU - Platt, S. M.

AU - Allen, G.

AU - Bousquet, P.

AU - Brownlow, R.

AU - Cain, M.

AU - France, J. L.

AU - Hermansen, O.

AU - Hossaini, R.

AU - Jones, A. E.

AU - Levin, I.

AU - Manning, A. C.

AU - Myhre, G.

AU - Pyle, J. A.

AU - Vaughn, B.

AU - Warwick, N. J.

AU - White, J. W. C.

PY - 2019/3/1

Y1 - 2019/3/1

N2 - Abstract Atmospheric methane grew very rapidly in 2014 (12.7±0.5 ppb/yr), 2015 (10.1±0.7 ppb/yr), 2016 (7.0± 0.7 ppb/yr) and 2017 (7.7±0.7 ppb/yr), at rates not observed since the 1980s. The increase in the methane burden began in 2007, with the mean global mole fraction in remote surface background air rising from about 1775 ppb in 2006 to 1850 ppb in 2017. Simultaneously the 13C/12C isotopic ratio (expressed as δ13CCH4) has shifted, in a new trend to more negative values that have been observed worldwide for over a decade. The causes of methane's recent mole fraction increase are therefore either a change in the relative proportions (and totals) of emissions from biogenic and thermogenic and pyrogenic sources, especially in the tropics and sub-tropics, or a decline in the atmospheric sink of methane, or both. Unfortunately, with limited measurement data sets, it is not currently possible to be more definitive. The climate warming impact of the observed methane increase over the past decade, if continued at >5 ppb/yr in the coming decades, is sufficient to challenge the Paris Agreement, which requires sharp cuts in the atmospheric methane burden. However, anthropogenic methane emissions are relatively very large and thus offer attractive targets for rapid reduction, which are essential if the Paris Agreement aims are to be attained.

AB - Abstract Atmospheric methane grew very rapidly in 2014 (12.7±0.5 ppb/yr), 2015 (10.1±0.7 ppb/yr), 2016 (7.0± 0.7 ppb/yr) and 2017 (7.7±0.7 ppb/yr), at rates not observed since the 1980s. The increase in the methane burden began in 2007, with the mean global mole fraction in remote surface background air rising from about 1775 ppb in 2006 to 1850 ppb in 2017. Simultaneously the 13C/12C isotopic ratio (expressed as δ13CCH4) has shifted, in a new trend to more negative values that have been observed worldwide for over a decade. The causes of methane's recent mole fraction increase are therefore either a change in the relative proportions (and totals) of emissions from biogenic and thermogenic and pyrogenic sources, especially in the tropics and sub-tropics, or a decline in the atmospheric sink of methane, or both. Unfortunately, with limited measurement data sets, it is not currently possible to be more definitive. The climate warming impact of the observed methane increase over the past decade, if continued at >5 ppb/yr in the coming decades, is sufficient to challenge the Paris Agreement, which requires sharp cuts in the atmospheric methane burden. However, anthropogenic methane emissions are relatively very large and thus offer attractive targets for rapid reduction, which are essential if the Paris Agreement aims are to be attained.

KW - Atmospheric methane

KW - Methane isotopes

KW - Wetland methane emissions

KW - Fossil fuel methane emissions

KW - OH destruction of methane

KW - Paris Agreement

U2 - 10.1029/2018GB006009

DO - 10.1029/2018GB006009

M3 - Journal article

VL - 33

SP - 318

EP - 342

JO - Global Biogeochemical Cycles

JF - Global Biogeochemical Cycles

SN - 0886-6236

IS - 3

ER -