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| Something new. Scientists found the location of all the earth's nitrogen. The last place they thought to look was bedrock. As a agronomist, this does not surprise me. Did not know this was a problem
New source of global nitrogen discovered: Earth’s bedrock
April 5, 2018
For centuries, the thinking has been that all the nitrogen available for plant growth worldwide comes from the atmosphere. But a new study by National Science Foundation (NSF)-funded researchers at the University of California (UC), Davis, shows that more than a quarter of that nitrogen is derived from the weathering of Earth's bedrock.
https://www.nsf.gov/news/news_summ.jsp?cntn_id=244968
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Where does nitrogen come from?
