... in isotope geochemistry. This essay concerns the dynamic relationship between discoveries of isotope systems and the variations in their relative abundances, on the one hand—discoveries that became the foundation of isotope geology—and the development of mass spectrometry, on the other. This relationship...

... as appropriate models for our apparently more decent, yet more animalistic forebears. KEY WORDS: Charles Darwin, sexual selection, ethnology, Descent of Man, John Lubbock, race, geology *Cornell University, Department of Science and Technology Studies, 321 Morrill Hall, Ithaca, New York 14853. [email protected]...

... cornucopia seem to be once again in ascendance in the United States, Hubbert’s Peak still haunts any consideration of humanity’s environmental future. © 2014 by the Regents of the University of California 2014 oil geology Hubbert McKelvey scarcity abundance USGS peak oil TYLER PRIEST...