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Biology 20 Online
OpenStudy (anonymous):

Human activity contributes to global warming. Which is an example of a human activity that does not contribute to global warming? A. burning fossil fuels B. farming C. overfishing D. deforestation

OpenStudy (petiteme):

Farming ^_^

OpenStudy (petiteme):

Welcome to OpenStudy ^_^

OpenStudy (anonymous):

Thanks

OpenStudy (petiteme):

yw ^_^

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