Results 121 to 130 of about 3,403 (222)

Barremian tricolpate pollen from Portugal-New evidence for the age of eudicot-related angiosperms. [PDF]

open access: yesProc Natl Acad Sci U S A
Gravendyck J   +4 more
europepmc   +1 more source

Ecological consequences of early Late Pleistocene megadroughts in tropical Africa. [PDF]

open access: yesProc Natl Acad Sci U S A, 2007
Cohen AS   +11 more
europepmc   +1 more source

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