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The Montreal Protocol is delaying the occurrence of the first ice-free Arctic summer

<p>Data needed to reproduce results from this PNAS study, England and Polvani (2023). These include the sea ice concentration, surface temperature and sea ice extent from the standard CESM1 runs 1985-2050 with RCP4.5 and RCP8.5, the companion World Avoided RCP4.5 and RCP8.5 simulations and the World Avoided with ODS only RCP4.5 simulations.</p>

ShareScore

40/100

Overall dataset sharing score

Score breakdown

These five areas show where the dataset supports — or may limit — practical reuse.

Stewardship
8
Harmonization
4
Access
20
Reuse readiness
8
Engagement
0

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