Habitability of the early earth: Clues from the physiology of nitrogen fixation and photosynthesis Kenneth M. Towe Planetary Atmospheres Pages: 235 - 250
Carbon isotope discrepancy between precambrian stromatolites and their modern analogs: Inferences from hypersaline microbial mats of the sinai coast Manfred Schidlowski Planet Earth Pages: 263 - 277
Methane and chlorocarbons in the earth's atmosphere F. Sherwood Rowland Planet Earth Pages: 279 - 297
The photochemistry of biogenic gases in the early and present atmosphere Joel S. LevineTommy R. Augustsson Planet Earth Pages: 299 - 318
Submarine hydrothermal vents and associated gradient environments as sites for the origin and evolution of life John A. BarossSarah E. Hoffman Life On Earth Pages: 327 - 345
The microbial community at laguna Figueroa, Baja California Mexico: From miles to microns John F. Stolz Life On Earth Pages: 347 - 352
