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28 dez 1986 ano - Protocolo de Montreal

Descrição:

Acuerdo internacional para proteger la capa de ozono.

Adicionado na linha do tempo:

Antecedentes del desarrollo sustentable

ByArmando Martinez

9 meses atrás

0

0

263

Data:

28 dez 1986 ano

Agora

~ 38 years ago

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