Nitrogen is one of the primary nutrients critical for the survival of all living organisms. Although nitrogen is very abundant in the atmosphere, it is largely inaccessible in this form to most ...
This document helps agricultural producers understand how N interacts in the environment through the N cycle to guide maintenance and sustainability of agricultural crop production. The Nitrogen Cycle ...
Nitrogen gas makes up 78% of Earth’s atmosphere and is an essential component in amino acids and proteins. However, plants and animals cannot use nitrogen gas directly. Nitrates and other ...
New research reveals that hydrothermal vents provided early Earth with abundant nitrogen, challenging previous theories.
Living organisms need nitrogen as a central building block for protein formation, for example. However, although our atmosphere contains plenty of nitrogen, neither humans nor the vast majority of ...
A new source of nitrogen has been discovered. Researchers from RPTU University Kaiserslautern-Landau in southwestern Germany ...
Oren, Duke Univ.). Moreover, carbon–nitrogen interactions affect the potential for positive and negative feedbacks between the carbon cycle and the climate system, and therefore need to be ...
"By fixing N 2 mostly below the surface layers, the bacterial activity associated with particles is expected to have indirect and delayed impact on the oceanic nitrogen cycle compared to that of ...
7 天
Interesting Engineering on MSNWhale pee ‘funnel’ moves 4,000 tons of nitrogen a year, keeping ocean aliveA study led by researchers at the University of Vermont describes how whales can transport essential nutrients like nitrogen ...
Nitrogen is generally made from natural gas ... slightly above the company’s weighted average cost of capital over a cycle. The phosphate business has a middling position on the cost curve ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果