Biome: a major biotic community characterized by the dominant forms of plant life and the prevailing climate.
Biodiversity
Biodiversity: the diversity of plant and animal life in a particular habitat (or in the world as a whole).
Biological Contaminants
Biological Contaminants: Agents derived from living organisms or their products that can be ingested, inhaled or otherwise absorbed into the body animal or human which could be hazardous to ones health.
Biodegradable
Biodegradable: the ability to breakdown/decompose in nature within a reasonably short amount of time.
Bioclimate
Bioclimate: of or concerned with the relations of climate and living organisms.
Benthos
Benthos: a region including the bottom of the sea and the littoral zones, organisms (plants and animals) that live at or near the bottom of a sea.