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1 Jan 1981 Jahr - Canadian Coalition on Acid Rain

Beschreibung:

Agreement started.
Canada and the United States.
Reduce sulphur dioxide and nitrogen oxide emissions.

Zugefügt zum Band der Zeit:

Kacie and Rachel

ByKacie
30 Okt 2017
1
0
817

Datum:

1 Jan 1981 Jahr
Jetzt
~ 44 years ago
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