| background level (Term used in a variety of situations, always as the constant or natural amount of a given substance, radiation, noise, etc.) |
bakgrunnsnivå |
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| background noise (Noise coming from source other than the noise source being monitored) |
bakgrunnsstøy |
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| background radiation (Radiation resulting from natural sources, as opposed to man-made sources, and to which people are exposed in everyday, normal life; for example from rocks and soil) |
bakgrunnsstråling |
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| bacterial bed (A device that removes some suspended solids from sewage. Air and bacteria decompose additional wastes filtering through the sand so that cleaner water drains from the bed) |
bakteriefilter |
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| bactericide (An agent that destroys bacteria) |
bakteriedrepende middel |
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| bacteriological pollution (Contamination of water, soil and air with pathogen bacteria) |
bakteriologisk forurensning |
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| bacteriology (The science and study of bacteria) |
bakteriologi |
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| bacterium (Group of single-cell micro-organisms, the smallest of the living organisms. Some are vital to sustain life, while others are responsible for causing highly dangerous human diseases, such as anthrax, tetanus and tuberculosis. Bacteria are found everywhere, in the soil, water and air) |
bakterie |
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| balance of matter (A calculation to inventory material inputs versus outputs in a process system) |
stoffbalanse |
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| balancing of interests (Considering, weighing or counterbalancing the competing political or financial concerns of different parts of society, including industries, consumers, trade unions and other groups or organizations) |
interesseutgjevning |
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| bank (The sloping side of any hollow in the ground, especially when bordering a river; land) |
elvebredd |
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| bank protection (Engineering work which aims at the protection of banks of a river, or slopes of embankments along it, from erosion by the current of flow, from floods, etc.) |
bankeforbygning |
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| banking (Transactional business between any bank, an institution for safeguarding, exchanging, receiving and lending money, and that bank's clients or customers) |
bankvirksomhet |
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| barium (A soft silvery-white metallic element of the alkaline earth group. It is used in bearing alloys and compounds are used as pigments) |
barium |
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| barrier beach (An elongated sand or shingle bank which lies parallel to the coastline and is not submerged by the tide. If it is high enough to permit dune growth it is termed a barrier island) |
strandvoll |
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| barrier reef (An elongated accumulation of coral lying at low-tide level parallel to the coast but separated from it by a wide and deep lagoon or strait. The coral is thought to have formed initially on a flat surface: then as the sea-level rose in post-glacial times, thereby submerging the irregular wave-cut platform, the coral growth kept pace with the rising ocean level, so creating the great thickness witnessed today in such places as the Great Barrier Reef off the East coast of Queensland, Australia. This stretches for more than 1900 km and varies in width from about 30 km to 150 km) |
kystrev |
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| base (Any chemical species, ionic or molecular, capable of accepting or receiving a proton (hydrogen ion) from another substance; the other substance acts as an acid in giving of the proton; the other ion is a base; chemical) |
baser |
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| baseline monitoring (Monitoring of long-term changes in atmospheric compositions of particular significance to the weather and the climate) |
grunnlinjeovervåking |
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| basic food requirement (The minimum nutriments deemed necessary for a person of a particular age, gender, physiological condition and activity level to sustain life, health and growth) |
grunnleggende matbehov |
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| basicity (The state of a solution of containing an excess of hydroxyl ions) |
basisitet |
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