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PRESENT EMISSION [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 1993-11-05

English

Subject field(s)
  • Environmental Law
  • Environmental Economics
CONT

A range of concentration for CO2 between 390 and 580 ppmv is currently projected for 2050. Disagreement exists on a precise upper bound for future CO2 emissions. The present assessment places the upper bound at about 20 Gt C/yr in the year 2050, about a four-fold increase from the present emission (5 Gt C/yr).

OBS

As opposed to "future emission".

French

Domaine(s)
  • Droit environnemental
  • Économie environnementale
CONT

Historiquement, les pays industrialisés de l'OCDE sont responsables de quatre cinquièmes des émissions cumulées de CO2. Mais ils ne contribuent qu'à la moitié des émissions actuelles (dont 25 % pour les États-Unis), l'Union soviétique et ses anciens satellites produisant 25 % des émissions et les pays en développement le reste.

OBS

S'emploie par opposition avec «émission future».

Spanish

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