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Template:Snowball Earth timeline
Proterozoic snowball periods | ||||||
−750 — – −725 — – −700 — – −675 — – −650 — – −625 — – −600 — – −575 — – −550 — – −525 — | ||||||
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References
- ^ a b c Pu, J.P. (2016). "Dodging snowballs: Geochronology of the Gaskiers glaciation and the first appearance of the Ediacaran biota". Geology. 44 (11): 955–958. Bibcode:2016Geo....44..955P. doi:10.1130/G38284.1. S2CID 31142776.
- ^ Smith, A. G. (2009). "Neoproterozoic timescales and stratigraphy". Geological Society, London, Special Publications. 326 (1): 27–54. Bibcode:2009GSLSP.326...27S. doi:10.1144/SP326.2. S2CID 129706604.
- ^ Dating of pre-Gaskiers glaciations is uncertain. As for the Kaigas, its very existence is doubted by some. The Huronian glaciation is not shown; there is a lack of any significant evidence for a Snowball Earth during the time period.
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