aneiik128
aneiik128
19-10-2017
Biology
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how do humans add nitrogen to the biosphere
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nigelthurston33
nigelthurston33
19-10-2017
umm idk I think they just add it lol I'm sorry I just need point don't listen to me
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yaboyaj
yaboyaj
19-10-2017
By using fertilizers that contain nitrogen
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