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OpenStudy (anonymous):

Will give metal and add you please help me ! Which of the following are greenhouse gases which can be either human or naturally caused? -nitrous oxide -water vapor -carbon dioxide -methane

OpenStudy (anonymous):

C because humans exhale carbon dioxide and naturally caused wildfires produces carbon dioxide through the smoke also animals exhale carbon dioxide as well

OpenStudy (anonymous):

thank you so much (:

OpenStudy (anonymous):

np

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