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Comment on “A ten‐year decrease in the atmospheric helium isotope ratio possibly caused by human activity”, by Y. Sano et al.
Author(s) -
Lupton John,
Graham David
Publication year - 1991
Publication title -
geophysical research letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.007
H-Index - 273
eISSN - 1944-8007
pISSN - 0094-8276
DOI - 10.1029/91gl00493
Subject(s) - atmospheric sciences , helium , isotope , environmental science , geology , physics , atomic physics , nuclear physics