Evidence for periods of wetter and cooler climate in the Sahel between 6 and 40 kyr BP derived from groundwater

Beyerle U, Rueedi J, Leuenberger M, Aeschbach-Hertig W, Peeters F, Kipfer R & Dodo A
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Beyerle, U., Rueedi, J., Leuenberger, M., Aeschbach-Hertig, W., Peeters, F., Kipfer, R., & Dodo, A. (2003). Evidence for periods of wetter and cooler climate in the Sahel between 6 and 40 kyr BP derived from groundwater. Geophysical Research Letters, 30(4), 1173 (4 pp.). https://doi.org/10.1029/2002GL016310