Results 161 to 170 of about 3,496 (240)

Humans in Africa's wet tropical forests 150 thousand years ago. [PDF]

open access: yesNature
Ben Arous E   +19 more
europepmc   +1 more source

The billion-dollar case for sustaining palaeontology's digital databases. [PDF]

open access: yesNat Ecol Evol
Dowding EM   +21 more
europepmc   +1 more source

Effect of a giant meteorite impact on Paleoarchean surface environments and life. [PDF]

open access: yesProc Natl Acad Sci U S A
Drabon N   +5 more
europepmc   +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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