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The sower's way: quantifying the narrowing net-energy pathways to a global energy transition

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The sower's way : quantifying the narrowing net-energy pathways to a global energy transition. / Sgouridis, Sgouris; Csala, Denes; Bardi, Ugo.

In: Environmental Research Letters, Vol. 11, No. 9, 094009, 07.09.2016.

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Sgouridis, Sgouris ; Csala, Denes ; Bardi, Ugo. / The sower's way : quantifying the narrowing net-energy pathways to a global energy transition. In: Environmental Research Letters. 2016 ; Vol. 11, No. 9.

Bibtex

@article{5d2b369933bf4dddad5d4b983f01bc29,
title = "The sower's way: quantifying the narrowing net-energy pathways to a global energy transition",
abstract = "Planning the appropriate renewable energy (RE) installation rate should balance two partially contradictory objectives: substituting fossil fuels fast enough to stave-off the worst consequences of climate change while maintaining a sufficient net energy flow to support the world's economy. The upfront energy invested in constructing a RE infrastructure subtracts from the net energy available for societal energy needs, a fact typically neglected in energy projections. Modeling feasible energy transition pathways to provide different net energy levels we find that they are critically dependent on the fossil fuel emissions cap and phase-out profile and on the characteristic energy return on energy invested of the RE technologies. The easiest pathway requires installation of RE plants to accelerate from 0.12 TWp yr-1 in 2013 to peak between 7.3 and 11.6 TWp yr-1 in the late 2030s, for an early or a late fossil-fuel phase-out respectively in order for emissions to stay within the recommended CO2 budget.",
keywords = "energy transition, ERoEI, net-energy modeling, physical modeling, renewable energy",
author = "Sgouris Sgouridis and Denes Csala and Ugo Bardi",
year = "2016",
month = sep,
day = "7",
doi = "10.1088/1748-9326/11/9/094009",
language = "English",
volume = "11",
journal = "Environmental Research Letters",
issn = "1748-9326",
publisher = "IOP Publishing Ltd",
number = "9",

}

RIS

TY - JOUR

T1 - The sower's way

T2 - quantifying the narrowing net-energy pathways to a global energy transition

AU - Sgouridis, Sgouris

AU - Csala, Denes

AU - Bardi, Ugo

PY - 2016/9/7

Y1 - 2016/9/7

N2 - Planning the appropriate renewable energy (RE) installation rate should balance two partially contradictory objectives: substituting fossil fuels fast enough to stave-off the worst consequences of climate change while maintaining a sufficient net energy flow to support the world's economy. The upfront energy invested in constructing a RE infrastructure subtracts from the net energy available for societal energy needs, a fact typically neglected in energy projections. Modeling feasible energy transition pathways to provide different net energy levels we find that they are critically dependent on the fossil fuel emissions cap and phase-out profile and on the characteristic energy return on energy invested of the RE technologies. The easiest pathway requires installation of RE plants to accelerate from 0.12 TWp yr-1 in 2013 to peak between 7.3 and 11.6 TWp yr-1 in the late 2030s, for an early or a late fossil-fuel phase-out respectively in order for emissions to stay within the recommended CO2 budget.

AB - Planning the appropriate renewable energy (RE) installation rate should balance two partially contradictory objectives: substituting fossil fuels fast enough to stave-off the worst consequences of climate change while maintaining a sufficient net energy flow to support the world's economy. The upfront energy invested in constructing a RE infrastructure subtracts from the net energy available for societal energy needs, a fact typically neglected in energy projections. Modeling feasible energy transition pathways to provide different net energy levels we find that they are critically dependent on the fossil fuel emissions cap and phase-out profile and on the characteristic energy return on energy invested of the RE technologies. The easiest pathway requires installation of RE plants to accelerate from 0.12 TWp yr-1 in 2013 to peak between 7.3 and 11.6 TWp yr-1 in the late 2030s, for an early or a late fossil-fuel phase-out respectively in order for emissions to stay within the recommended CO2 budget.

KW - energy transition

KW - ERoEI

KW - net-energy modeling

KW - physical modeling

KW - renewable energy

U2 - 10.1088/1748-9326/11/9/094009

DO - 10.1088/1748-9326/11/9/094009

M3 - Journal article

VL - 11

JO - Environmental Research Letters

JF - Environmental Research Letters

SN - 1748-9326

IS - 9

M1 - 094009

ER -