Results 131 to 140 of about 1,987 (234)

Evidence for Eocene aridification of the Atacama Desert's hyperarid core. [PDF]

open access: yesNat Commun
Ritter-Prinz B   +6 more
europepmc   +1 more source

First discovery of Holocene cryptotephra in Amazonia. [PDF]

open access: yesSci Rep, 2015
Watson EJ   +3 more
europepmc   +1 more source

Constructing tephrochronologies covering periods of landscape instability

open access: hybrid
Nick A. Cutler   +3 more
openalex   +1 more source

Biomarker <i>δ</i><sup>13</sup>C values record consistent savanna vegetation and variable alkalinity of Lake Olduvai during Pleistocene wet/dry cycles. [PDF]

open access: yesProc Natl Acad Sci U S A
Doiron KE   +8 more
europepmc   +1 more source

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