Atmospheric Pressure Physiological Effect -- See Also the narrower term Altitude, Influence of
--subdivision Effect of altitude on under individual animals and groups of animals and individual plants and groups of plants, e.g. Insects--Effect of altitude on; Corn--Effect of altitude on
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Atmospheric Radioactivity -- See Also the narrower term Atmospheric radon
Here are entered works on the structures made from calcium carbonate secreted by corals. Works on corals that have a common ancestry through asexual reproduction are entered under Coral colonies. --individual coral reefs and islands