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Title: The most problematic greenhouse gas produced from most landfills is ________. Post by: ttteel on Jan 22, 2018 The most problematic greenhouse gas produced from most landfills is ________.
A) methane B) ozone C) water vapor D) carbon dioxide E) nitrogen Title: The most problematic greenhouse gas produced from most landfills is ________. Post by: lizziemjordan on Jan 22, 2018 Content hidden
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