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Datasets1908 Tunguska eventGISP2 and GISP2H nitrate and ammonium around 1908 (as used by Melott et al. 2010)
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GISP2 and GISP2H nitrate and ammonium around 1908 (as used by Melott et al. 2010)

The ice data come from earlier GISP2 chemistry work cited in the paper; locate the NOAA copies before analysis.

1908 Tunguska event1908 Tunguska eventVersion 1.0Licence unknownUpdated 26 Oct 2026

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