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The contribution of insects to global forest deadwood decomposition

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The contribution of insects to global forest deadwood decomposition. / Seibold, S.; Rammer, W.; Hothorn, T. et al.
In: Nature, Vol. 597, No. 7874, 02.09.2021, p. 77-81.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Seibold, S, Rammer, W, Hothorn, T, Seidl, R, Ulyshen, MD, Lorz, J, Cadotte, MW, Lindenmayer, DB, Adhikari, YP, Aragón, R, Bae, S, Baldrian, P, Barimani Varandi, H, Barlow, J, Bässler, C, Beauchêne, J, Berenguer, E, Bergamin, RS, Birkemoe, T, Boros, G, Brandl, R, Brustel, H, Burton, PJ, Cakpo-Tossou, YT, Castro, J, Cateau, E, Cobb, TP, Farwig, N, Fernández, RD, Firn, J, Gan, KS, González, G, Gossner, MM, Habel, JC, Hébert, C, Heibl, C, Heikkala, O, Hemp, A, Hemp, C, Hjältén, J, Hotes, S, Kouki, J, Lachat, T, Liu, J, Liu, Y, Luo, Y-H, Macandog, DM, Martina, PE, Mukul, SA, Nachin, B, Nisbet, K, O’Halloran, J, Oxbrough, A, Pandey, JN, Pavlíček, T, Pawson, SM, Rakotondranary, JS, Ramanamanjato, J-B, Rossi, L, Schmidl, J, Schulze, M, Seaton, S, Stone, MJ, Stork, NE, Suran, B, Sverdrup-Thygeson, A, Thorn, S, Thyagarajan, G, Wardlaw, TJ, Weisser, WW, Yoon, S, Zhang, N & Müller, J 2021, 'The contribution of insects to global forest deadwood decomposition', Nature, vol. 597, no. 7874, pp. 77-81. https://doi.org/10.1038/s41586-021-03740-8

APA

Seibold, S., Rammer, W., Hothorn, T., Seidl, R., Ulyshen, M. D., Lorz, J., Cadotte, M. W., Lindenmayer, D. B., Adhikari, Y. P., Aragón, R., Bae, S., Baldrian, P., Barimani Varandi, H., Barlow, J., Bässler, C., Beauchêne, J., Berenguer, E., Bergamin, R. S., Birkemoe, T., ... Müller, J. (2021). The contribution of insects to global forest deadwood decomposition. Nature, 597(7874), 77-81. https://doi.org/10.1038/s41586-021-03740-8

Vancouver

Seibold S, Rammer W, Hothorn T, Seidl R, Ulyshen MD, Lorz J et al. The contribution of insects to global forest deadwood decomposition. Nature. 2021 Sept 2;597(7874):77-81. Epub 2021 Sept 1. doi: 10.1038/s41586-021-03740-8

Author

Seibold, S. ; Rammer, W. ; Hothorn, T. et al. / The contribution of insects to global forest deadwood decomposition. In: Nature. 2021 ; Vol. 597, No. 7874. pp. 77-81.

Bibtex

@article{d064bc0fd90440f390c8aa2300a88743,
title = "The contribution of insects to global forest deadwood decomposition",
abstract = "The amount of carbon stored in deadwood is equivalent to about 8 per cent of the global forest carbon stocks1. The decomposition of deadwood is largely governed by climate2–5 with decomposer groups—such as microorganisms and insects—contributing to variations in the decomposition rates2,6,7. At the global scale, the contribution of insects to the decomposition of deadwood and carbon release remains poorly understood7. Here we present a field experiment of wood decomposition across 55 forest sites and 6 continents. We find that the deadwood decomposition rates increase with temperature, and the strongest temperature effect is found at high precipitation levels. Precipitation affects the decomposition rates negatively at low temperatures and positively at high temperatures. As a net effect—including the direct consumption by insects and indirect effects through interactions with microorganisms—insects accelerate the decomposition in tropical forests (3.9% median mass loss per year). In temperate and boreal forests, we find weak positive and negative effects with a median mass loss of 0.9 per cent and −0.1 per cent per year, respectively. Furthermore, we apply the experimentally derived decomposition function to a global map of deadwood carbon synthesized from empirical and remote-sensing data, obtaining an estimate of 10.9 ± 3.2 petagram of carbon per year released from deadwood globally, with 93 per cent originating from tropical forests. Globally, the net effect of insects may account for 29 per cent of the carbon flux from deadwood, which suggests a functional importance of insects in the decomposition of deadwood and the carbon cycle. ",
keywords = "carbon flux, dead wood, decomposition, insect, temperature effect, tropical forest, Hexapoda",
author = "S. Seibold and W. Rammer and T. Hothorn and R. Seidl and M.D. Ulyshen and J. Lorz and M.W. Cadotte and D.B. Lindenmayer and Y.P. Adhikari and R. Arag{\'o}n and S. Bae and P. Baldrian and {Barimani Varandi}, H. and J. Barlow and C. B{\"a}ssler and J. Beauch{\^e}ne and E. Berenguer and R.S. Bergamin and T. Birkemoe and G. Boros and R. Brandl and H. Brustel and P.J. Burton and Y.T. Cakpo-Tossou and J. Castro and E. Cateau and T.P. Cobb and N. Farwig and R.D. Fern{\'a}ndez and J. Firn and K.S. Gan and G. Gonz{\'a}lez and M.M. Gossner and J.C. Habel and C. H{\'e}bert and C. Heibl and O. Heikkala and A. Hemp and C. Hemp and J. Hj{\"a}lt{\'e}n and S. Hotes and J. Kouki and T. Lachat and J. Liu and Y. Liu and Y.-H. Luo and D.M. Macandog and P.E. Martina and S.A. Mukul and B. Nachin and K. Nisbet and J. O{\textquoteright}Halloran and A. Oxbrough and J.N. Pandey and T. Pavl{\'i}{\v c}ek and S.M. Pawson and J.S. Rakotondranary and J.-B. Ramanamanjato and L. Rossi and J. Schmidl and M. Schulze and S. Seaton and M.J. Stone and N.E. Stork and B. Suran and A. Sverdrup-Thygeson and S. Thorn and G. Thyagarajan and T.J. Wardlaw and W.W. Weisser and S. Yoon and N. Zhang and J. M{\"u}ller",
year = "2021",
month = sep,
day = "2",
doi = "10.1038/s41586-021-03740-8",
language = "English",
volume = "597",
pages = "77--81",
journal = "Nature",
issn = "0028-0836",
publisher = "Nature Publishing Group",
number = "7874",

}

RIS

TY - JOUR

T1 - The contribution of insects to global forest deadwood decomposition

AU - Seibold, S.

AU - Rammer, W.

AU - Hothorn, T.

AU - Seidl, R.

AU - Ulyshen, M.D.

AU - Lorz, J.

AU - Cadotte, M.W.

AU - Lindenmayer, D.B.

AU - Adhikari, Y.P.

AU - Aragón, R.

AU - Bae, S.

AU - Baldrian, P.

AU - Barimani Varandi, H.

AU - Barlow, J.

AU - Bässler, C.

AU - Beauchêne, J.

AU - Berenguer, E.

AU - Bergamin, R.S.

AU - Birkemoe, T.

AU - Boros, G.

AU - Brandl, R.

AU - Brustel, H.

AU - Burton, P.J.

AU - Cakpo-Tossou, Y.T.

AU - Castro, J.

AU - Cateau, E.

AU - Cobb, T.P.

AU - Farwig, N.

AU - Fernández, R.D.

AU - Firn, J.

AU - Gan, K.S.

AU - González, G.

AU - Gossner, M.M.

AU - Habel, J.C.

AU - Hébert, C.

AU - Heibl, C.

AU - Heikkala, O.

AU - Hemp, A.

AU - Hemp, C.

AU - Hjältén, J.

AU - Hotes, S.

AU - Kouki, J.

AU - Lachat, T.

AU - Liu, J.

AU - Liu, Y.

AU - Luo, Y.-H.

AU - Macandog, D.M.

AU - Martina, P.E.

AU - Mukul, S.A.

AU - Nachin, B.

AU - Nisbet, K.

AU - O’Halloran, J.

AU - Oxbrough, A.

AU - Pandey, J.N.

AU - Pavlíček, T.

AU - Pawson, S.M.

AU - Rakotondranary, J.S.

AU - Ramanamanjato, J.-B.

AU - Rossi, L.

AU - Schmidl, J.

AU - Schulze, M.

AU - Seaton, S.

AU - Stone, M.J.

AU - Stork, N.E.

AU - Suran, B.

AU - Sverdrup-Thygeson, A.

AU - Thorn, S.

AU - Thyagarajan, G.

AU - Wardlaw, T.J.

AU - Weisser, W.W.

AU - Yoon, S.

AU - Zhang, N.

AU - Müller, J.

PY - 2021/9/2

Y1 - 2021/9/2

N2 - The amount of carbon stored in deadwood is equivalent to about 8 per cent of the global forest carbon stocks1. The decomposition of deadwood is largely governed by climate2–5 with decomposer groups—such as microorganisms and insects—contributing to variations in the decomposition rates2,6,7. At the global scale, the contribution of insects to the decomposition of deadwood and carbon release remains poorly understood7. Here we present a field experiment of wood decomposition across 55 forest sites and 6 continents. We find that the deadwood decomposition rates increase with temperature, and the strongest temperature effect is found at high precipitation levels. Precipitation affects the decomposition rates negatively at low temperatures and positively at high temperatures. As a net effect—including the direct consumption by insects and indirect effects through interactions with microorganisms—insects accelerate the decomposition in tropical forests (3.9% median mass loss per year). In temperate and boreal forests, we find weak positive and negative effects with a median mass loss of 0.9 per cent and −0.1 per cent per year, respectively. Furthermore, we apply the experimentally derived decomposition function to a global map of deadwood carbon synthesized from empirical and remote-sensing data, obtaining an estimate of 10.9 ± 3.2 petagram of carbon per year released from deadwood globally, with 93 per cent originating from tropical forests. Globally, the net effect of insects may account for 29 per cent of the carbon flux from deadwood, which suggests a functional importance of insects in the decomposition of deadwood and the carbon cycle.

AB - The amount of carbon stored in deadwood is equivalent to about 8 per cent of the global forest carbon stocks1. The decomposition of deadwood is largely governed by climate2–5 with decomposer groups—such as microorganisms and insects—contributing to variations in the decomposition rates2,6,7. At the global scale, the contribution of insects to the decomposition of deadwood and carbon release remains poorly understood7. Here we present a field experiment of wood decomposition across 55 forest sites and 6 continents. We find that the deadwood decomposition rates increase with temperature, and the strongest temperature effect is found at high precipitation levels. Precipitation affects the decomposition rates negatively at low temperatures and positively at high temperatures. As a net effect—including the direct consumption by insects and indirect effects through interactions with microorganisms—insects accelerate the decomposition in tropical forests (3.9% median mass loss per year). In temperate and boreal forests, we find weak positive and negative effects with a median mass loss of 0.9 per cent and −0.1 per cent per year, respectively. Furthermore, we apply the experimentally derived decomposition function to a global map of deadwood carbon synthesized from empirical and remote-sensing data, obtaining an estimate of 10.9 ± 3.2 petagram of carbon per year released from deadwood globally, with 93 per cent originating from tropical forests. Globally, the net effect of insects may account for 29 per cent of the carbon flux from deadwood, which suggests a functional importance of insects in the decomposition of deadwood and the carbon cycle.

KW - carbon flux

KW - dead wood

KW - decomposition

KW - insect

KW - temperature effect

KW - tropical forest

KW - Hexapoda

U2 - 10.1038/s41586-021-03740-8

DO - 10.1038/s41586-021-03740-8

M3 - Journal article

VL - 597

SP - 77

EP - 81

JO - Nature

JF - Nature

SN - 0028-0836

IS - 7874

ER -