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Title: Considering the global nitrogen cycle, how are humans altering this cycle? Post by: ceybe on Nov 16, 2017 Considering the global nitrogen cycle, how are humans altering this cycle?
A) industrial nitrogen fixation B) nitrogen lost to the atmosphere C) reduction of nitrogen available to terrestrial ecosystems D) reduction of nitrogen fixation by bacteria Title: Re: Considering the global nitrogen cycle, how are humans altering this cycle? Post by: Shadias on Nov 16, 2017 A
Title: Re: Considering the global nitrogen cycle, how are humans altering this cycle? Post by: ceybe on Dec 30, 2017 Thanks for answering
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