The UN's 'Sustainable Energy for All' initiative is compatible with a warming limit of 2C

Joeri Rogelj, David L. McCollum, Keywan Riahi

Research output: Contribution to journalReview articlepeer-review

59 Scopus citations

Abstract

Progress towards climate protection has been modest over the past decades despite the ever-increasing urgency for concerted action against global warming. Partly as a response to this, but more directly as a means to promote sustainable development and poverty eradication, the United Nations has initiated a process to promote three global energy objectives: energy access, renewable energy and energy efficiency. Here we discuss the consistency of the proposed energy-related objectives with the overarching climate goal of limiting global temperature increase to below 2C. We find that achieving the three energy objectives could provide an important entry point to climate protection, and that sustainability and poverty eradication can go hand in hand with mitigating climate risks. Using energy indicators as the sole metrics for climate action may, however, ultimately fall short of the mark: eventually, only limits on cumulative greenhouse gas emissions will lead to stringent climate protection.

Original languageEnglish
Pages (from-to)545-551
Number of pages7
JournalNature Climate Change
Volume3
Issue number6
DOIs
StatePublished - Jun 2013
Externally publishedYes

Funding

We thank N. Nakicenovic, L. Gomez-Echeverri, J. Jewell and V. Krey for discussions about initial research questions, and P. Kolp for his technical support. J.R. was supported by the Swiss National Science Foundation (project 200021-135067) and the IIASA Peccei Award Grant.

FundersFunder number
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung200021-135067
International Institute for Applied Systems Analysis

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