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Brief Communications Arising
Nature 436, E4-E5 (28 July 2005) | doi:10.1038/nature04046; Published online 27 July 2005
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Climate: How unusual is today's solar activity? (reply)
S. K. Solanki1, I. G. Usoskin2, B. Kromer3, M. Schüssler1 & J. Beer4
Abstract
Muscheler et al.1 claim that the solar activity affecting cosmic rays was much higher in the past than we deduced2 from 14C measurements. However, this claim is based on a problematic normalization and is in conflict with independent results, such as the 44Ti activity in meteorites and the 10Be concentration in ice cores.
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Climate How unusual is today's solar activity? (reply)Nature Brief Communication (28 Jul 2005)
Climate How unusual is today's solar activity?Nature Brief Communication (28 Jul 2005)
Climate How unusual is today's solar activity?Nature Brief Communication (28 Jul 2005)
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