Ensuring that offsets and other internationally transferred mitigation outcomes contribute effectively to limiting global warming

Ensuring the environmental integrity of internationally transferred mitigation outcomes, whether through offset arrangements, a market mechanism or non-market approaches, is a priority for the implementation of Article 6 of the Paris Agreement. Any conventional transferred mitigation outcome, such a...

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Main Authors: Allen, M, Tanaka, K, Macey, A, Cain, M, Jenkins, S, Lynch, J, Smith, M
Format: Journal article
Language:English
Published: IOP Publishing 2021
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author Allen, M
Tanaka, K
Macey, A
Cain, M
Jenkins, S
Lynch, J
Smith, M
author_facet Allen, M
Tanaka, K
Macey, A
Cain, M
Jenkins, S
Lynch, J
Smith, M
author_sort Allen, M
collection OXFORD
description Ensuring the environmental integrity of internationally transferred mitigation outcomes, whether through offset arrangements, a market mechanism or non-market approaches, is a priority for the implementation of Article 6 of the Paris Agreement. Any conventional transferred mitigation outcome, such as an offset agreement, that involves exchanging greenhouse gases with different lifetimes can increase global warming on some timescales. We show that a simple 'do no harm' principle regarding the choice of metrics to use in such transactions can be used to guard against this, noting that it may also be applicable in other contexts such as voluntary and compliance carbon markets. We also show that both approximate and exact 'warming equivalent' exchanges are possible, but present challenges of implementation in any conventional market. Warming-equivalent emissions may, however, be useful in formulating warming budgets in a two-basket approach to mitigation and in reporting contributions to warming in the context of the global stocktake.
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spelling oxford-uuid:2a1ed1d8-c2ba-41ca-a935-2d496f5b32352022-03-26T12:23:16ZEnsuring that offsets and other internationally transferred mitigation outcomes contribute effectively to limiting global warmingJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:2a1ed1d8-c2ba-41ca-a935-2d496f5b3235EnglishSymplectic ElementsIOP Publishing2021Allen, MTanaka, KMacey, ACain, MJenkins, SLynch, JSmith, MEnsuring the environmental integrity of internationally transferred mitigation outcomes, whether through offset arrangements, a market mechanism or non-market approaches, is a priority for the implementation of Article 6 of the Paris Agreement. Any conventional transferred mitigation outcome, such as an offset agreement, that involves exchanging greenhouse gases with different lifetimes can increase global warming on some timescales. We show that a simple 'do no harm' principle regarding the choice of metrics to use in such transactions can be used to guard against this, noting that it may also be applicable in other contexts such as voluntary and compliance carbon markets. We also show that both approximate and exact 'warming equivalent' exchanges are possible, but present challenges of implementation in any conventional market. Warming-equivalent emissions may, however, be useful in formulating warming budgets in a two-basket approach to mitigation and in reporting contributions to warming in the context of the global stocktake.
spellingShingle Allen, M
Tanaka, K
Macey, A
Cain, M
Jenkins, S
Lynch, J
Smith, M
Ensuring that offsets and other internationally transferred mitigation outcomes contribute effectively to limiting global warming
title Ensuring that offsets and other internationally transferred mitigation outcomes contribute effectively to limiting global warming
title_full Ensuring that offsets and other internationally transferred mitigation outcomes contribute effectively to limiting global warming
title_fullStr Ensuring that offsets and other internationally transferred mitigation outcomes contribute effectively to limiting global warming
title_full_unstemmed Ensuring that offsets and other internationally transferred mitigation outcomes contribute effectively to limiting global warming
title_short Ensuring that offsets and other internationally transferred mitigation outcomes contribute effectively to limiting global warming
title_sort ensuring that offsets and other internationally transferred mitigation outcomes contribute effectively to limiting global warming
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AT tanakak ensuringthatoffsetsandotherinternationallytransferredmitigationoutcomescontributeeffectivelytolimitingglobalwarming
AT maceya ensuringthatoffsetsandotherinternationallytransferredmitigationoutcomescontributeeffectivelytolimitingglobalwarming
AT cainm ensuringthatoffsetsandotherinternationallytransferredmitigationoutcomescontributeeffectivelytolimitingglobalwarming
AT jenkinss ensuringthatoffsetsandotherinternationallytransferredmitigationoutcomescontributeeffectivelytolimitingglobalwarming
AT lynchj ensuringthatoffsetsandotherinternationallytransferredmitigationoutcomescontributeeffectivelytolimitingglobalwarming
AT smithm ensuringthatoffsetsandotherinternationallytransferredmitigationoutcomescontributeeffectivelytolimitingglobalwarming