Results 161 to 170 of about 9,024 (216)

The stepwise rise of angiosperm-dominated terrestrial ecosystems. [PDF]

open access: yesBiol Rev Camb Philos Soc
Ding W   +5 more
europepmc   +1 more source

Mesozoic atmospheric CO<sub>2</sub> concentrations reconstructed from dinosaur tooth enamel. [PDF]

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

Maastrichtian stratigraphy of Antarctica

open access: yesCretaceous Research, 2004
Abstract Application of a strontium isotope stratigraphy to the Late Cretaceous sedimentary succession of Antarctica has provided the impetus for a comprehensive stratigraphical revision of the terminal Maastrichtian Stage. Both the base and top of the stage have been defined by strontium isotope dates, and a series of inter-island correlations ...
Crame, J.A.   +3 more
openaire   +3 more sources

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