trueovens77 trueovens77
  • 24-04-2019
  • Social Studies
contestada

What year did the us epa declare greenhouse gases a threat to public health?

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rylieemersonn rylieemersonn
  • 24-04-2019
They declared it a threat in 2009
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haider54
haider54 haider54
  • 24-04-2019

It happened in 2009. Hope this helps :)

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