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1 gen 1976 anni - USFWS started gradual transition from use of lead shot to steel in areas w significant problem

Descrizione:

Stevens amendment gave states option to not approve non-toxic shot zones, which really slowed down transition

Aggiunto al nastro di tempo:

wildlife tox timeline

ByAJ

28 dic 2021

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553

Data:

1 gen 1976 anni

Adesso

~ 49 years ago

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