TERMIUM Plus®

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DRY FALLOUT [1 record]

Record 1 2012-06-01

English

Subject field(s)
  • Air Pollution
  • Silviculture
DEF

Collectively, the processes, excluding precipitation processes, by which materials are removed from the atmosphere and deposited at the surface of the earth. Processes include sedimentation of large particles, the turbulent transfer to the surface of small particles and gases, followed, respectively, by impaction and sorption or reaction. Also the amount of material so deposited.

OBS

Forest dieback.

French

Domaine(s)
  • Pollution de l'air
  • Sylviculture
CONT

On croit que la concentration des dépôts secs contribuant à l'acidification des eaux de surface et des divers écosystèmes est à peu près égale à celle des dépôts humides.

OBS

Le terme «retombées» est toujours au pluriel. Le terme «dépôt» est généralement au pluriel surtout s'il désigne la matière qui se dépose plutôt que l'action de se déposer.

OBS

Dépérissement des forêts.

Spanish

Campo(s) temático(s)
  • Contaminación del aire
  • Silvicultura
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