Although nitrogen is very abundant in the atmosphere as dinitrogen gas (N 2), it is largely inaccessible ... then decompose the tissue and release inorganic nitrogen back into the ecosystem ...

An Alabama man convicted of the murder of a hitchhiker was put to death by nitrogen gas on Thursday, officials said, the third use of the controversial execution method in the southern US state ...

Nitrogen is obtained from the air. Air is 78 per cent nitrogen and nearly all the rest is oxygen. When hydrogen is burned in air, the oxygen combines with the hydrogen leaving nitrogen behind.

As global nitrogen pollution intensifies, scientists are seeking more effective and sustainable solutions. Recently, a review ...