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THRESHOLD EFFECT [3 records]
Record 1 - internal organization data 2001-01-09
Record 1, English
Record 1, Subject field(s)
- Air Pollution
Record 1, Main entry term, English
- no effect threshold
1, record 1, English, no%20effect%20threshold
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
Evaluation of a "no effect" threshold or an "acceptable effects" threshold will have to take into consideration a probability distribution for the conjunction of sensitive life stages with unusual acid-flushing events which may have a periodicity of one per decade. 1, record 1, English, - no%20effect%20threshold
Record 1, Key term(s)
- no-effect threshold
Record 1, French
Record 1, Domaine(s)
- Pollution de l'air
Record 1, Main entry term, French
- seuil sans effet
1, record 1, French, seuil%20sans%20effet
masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 1985-05-30
Record 2, English
Record 2, Subject field(s)
- Air Pollution
Record 2, Main entry term, English
- no effect loading threshold
1, record 2, English, no%20effect%20loading%20threshold
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 CONT
This section will consider the significance of these levels of chemical alterations, with emphasis on the levels of atmospheric input which can be viewed as having "no effect" on the most sensitive headwater streams and lakes. Evaluation of a "no effect loading threshold", or "sustainable" loading rate, which may yield moderate, but acceptable effects, requires consideration not only of mean pH trends, but also of the frequency and severity of brief periods during which much of the response to the loading dose may be expressed. 1, record 2, English, - no%20effect%20loading%20threshold
Record 2, French
Record 2, Domaine(s)
- Pollution de l'air
Record 2, Main entry term, French
- seuil d'apports sans effet
1, record 2, French, seuil%20d%27apports%20sans%20effet
masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 1975-03-11
Record 3, English
Record 3, Subject field(s)
- Telecommunications
Record 3, Main entry term, English
- threshold effect 1, record 3, English, threshold%20effect
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 OBS
Record 3, French
Record 3, Domaine(s)
- Télécommunications
Record 3, Main entry term, French
- effet de seuil 1, record 3, French, effet%20de%20seuil
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 OBS
Record 3, Spanish
Record 3, Textual support, Spanish
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