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Foundations of Life as We Know It
Principles of Planetary Ecology
Cardinal Points of a Biological Environment
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The Green and Red Planet: A Physiological Study of the Possibility of Life ...
No preview available - 2012
87 mm Hg adaptation Aerobic respiration aeropause air pressure altitude amount animals anoxia astronomers atmos atmosphere of Mars atmospheric pressure atom Aviation Medicine bacteria band of active biological boil calories per square carbon dioxide cells cent centimeter per minute chemical chemoautotrophs climate cold creatures degrees earth earth's atmosphere ecology energy environment environmental factor feet Figure free oxygen GREEN AND RED green areas heat hydrogen Hypoxia intercellular air spaces kind Kuiper latent less lichens lichens and mosses liverwort living matter living organism living things low-pressure chambers lungs Martian atmosphere mercury metabolism miles minimum molecules nitrogen O2 pressure oxygen oxygen pressure Percival Lowell phere photosynthesis physical physiological planetary Pluto poikilothermal possible primitive produce pure oxygen radiation range reason RED PLANET respiration salamander sea level solar constant solar system Space Medicine stenothermal Strughold sunlight surface of Mars survive ture University vegetation Venus water vapor zone